ger_ofr96-5_geol_map_pomeroy_39k.pdf - WA - DNR

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LLl u 0 LLl by Peter R. Hooper and Beth A. Gillespie WASHINGTON I DIVISION OF GEOLOGY AND EARTH RESOURCES Open File Report 96-5 September 1996 WASHINGTON STATE DEPARTMENTOF Natural Resources Jennifer M. Belcher - Commissioner of Public Lands Kaleen Cottingham - Supervisor

Transcript of ger_ofr96-5_geol_map_pomeroy_39k.pdf - WA - DNR

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by Peter R. Hooper and Beth A. Gillespie

WASHINGTON I DIVISION OF GEOLOGY

AND EARTH RESOURCES

Open File Report 96-5 September 1996

WASHINGTON STATE DEPARTMENTOF

Natural Resources Jennifer M. Belcher - Commissioner of Public Lands Kaleen Cottingham - Supervisor

CONTENTS

1 Introduction 1 Stratigraphic nomenclature

3 Descriptions of map units 3 Sedimentary deposits and rocks 3 Tertiary volcanic rocks 7 Mesozoic and/or paleozoic metasedimentary and metavolcanic rocks

7 Structure

8 References cited

11 Appendix. Major and trace element analyses of rocks in the Pomeroy area.

ILLUSTRATIONS

1 Figure 1. Map showing 7.5-minute quadrangles covered by the geologic map of the Pomeroy area and locations of adjacent geologic maps.

2 Figure 2. Chart showing stratigraphic nomenclature for the geologic map of the Pomeroy area.

PLATE (accompanies report)

Plate 1. Geologic map of the Pomeroy area, southeastern Washington

Geologic Map of the Pomeroy Area, Southeastern Washington

by Peter R. Hooper and Beth A. Gillespie

Department of Geology Washington State University

Pullman, WA 99164

INTRODUCTION

The geologic map of the Pomeroy area covers six 7.5-minute quadrangles: Stember Creek, Potter Hill, Alpowa Ridge, Peola, Pomeroy, and Rose Springs (Fig. 1). Mapping of the six quadrangles was completed between 1986 and 1992. The first four quadrangles were mapped by P.R. Hooper, and the Pomeroy and Rose Springs quadrangles were mapped by B. A. Gillespie and P.R. Hooper in 1991 and 1992. The area lies immediately west of the area covered by the geologic map of the Clarkston 15-minute quadrangle (Hooper and others, 1985), and the southeast comer of this map is adjacent to the northwest comer of the geologic map of southeastern Asotin County (Reidel and others, 1992).

The objectives and type of mapping varied among these quadrangles. In the Stember Creek, Potter Hill, Alpowa Ridge, and Peola quadrangles the Grande Ronde Basalt was broken down into its magnetostratigraphic units on the basis of magnetic polarity measured with a field fluxgate magnetometer and confirmed by coring critical outcrops. The top three Grande Ronde flows are also distinguished chemically (Hooper, in press). The Grande Ronde has not been subdivided on the Pomeroy and Rose Springs quadrangles, where the main purpose of the mapping was to use the more easily recognized Eckler Mountain and Wanapum flows to determine the complex fault patterns reported earlier by Swanson and others (1979) and Beeson and others (1985).

Field identification of flows was confirmed by more than 500 X-ray fluorescence analyses for major and trace elements in the Washington State University Geoanalytical Laboratory (Appendix). The use of chemical composition to distinguish individual flows in southeast Washington is discussed in Hooper (in press).

Over most of the mapped area Quaternary surficial deposits are divided only into alluvium along the floors of the deeper valleys and loess on the upper slopes. Colluvium is separated from the alluvium on the Stember Creek quadrangle, and one large area of coarse colluvium is mapped on the northwest side of the town of Pomeroy.

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Figure 1. 7.5-minute quadrangles in the geologic map of the Pomeroy area and locations of adjacent published geologic maps.

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Figure 2. Stratigraphic nomenclature for rocks of the Columbia River Basalt Group on the geologic map of the Pomeroy area. Modified from Hooper and others (1995).

SW ANSON AND OTHERS (1979) THIS REPORT Map Mag

Formation Member Flow Formation Member Flow .fuw.:. Pol.

Saddle Elephant Saddle Elephant Tern N,T Mountains Mountain Mountains Mountain Basalt Weissenfels Cloverland1 Basalt Weissenfels Cloverland Twc N

Ridge Ridge Asotin Asotin Ta N Umatilla Sillusi Umatilla Sillusi Tu N

Umatilla Umatilla Tu N Wanapum Priest Rapids Lolo Wanapum Priest Rapids Lolo Tpr R Basalt Roza Basalt Roza Tr T,R

Shumaker Tsh N Creek

Frenchman Lyons Ferry2 Frenchman Lyons Ferry Tfly N Springs Sentinel Gap2 Springs Sentinel Gap Tfsg N

Eckler Shumaker Eckler Dodge Ted N Mountain Creek Mountain Robinette

Dodge Mountain Robinette Mountain

Grande N2 Grande N2 Stember Creek Tgsc N Ronde Ronde Fields Spring Tgfs N Basalt R2 Basalt R2 Meyer Ridge TgR2 R

R2 undivided TgR2 R Nl Nl undivided TgNl N

1. First reported by Hooper and others (1985). 2. Defined by Beeson and others (1985).

Stratigraphic Nomenclature

The stratigraphic nomenclature used in this report is based on the formal nomenclature of Swanson and others (1979). However, it is modified to accommodate evidence from our current work that shows the basalt of Shumaker Creek of the original Eckler Mountain Member is, in fact, younger than the youngest Frenchman Springs Member flow, but older than the flows of the Roza Member. The modified nomenclature is discussed in Hooper and Hawkesworth (1993) and Hooper and others (1995) and shown in Figure 2.

POMEROY 7.5-MINUTE QUADRANGLE, WASHINGTON 3

DESCRIPTIONS OF MAP UNITS

Sedimentary Deposits and Rocks

Quaternary Sedimentary Deposits

Qz Mazama ash (Holocene)--Thin deposits of ash in valley bottoms, typically reworked and mixed with loess. Erupted from Mount Mazama (Crater Lake, OR) about 6,600 yr B.P. Occurs throughout the map area, but shown only in the Stember Creek quadrangle.

Qa Alluvium (Quatemary)--Varied composition, chiefly reworked loess and basalt but includes alluvial fans, local colluvium, and reworked Mazama ash deposits. Typically occurs along the bottoms of valleys.

Qc Colluvium (Quaternary)--Mixtures of loess and angular to subrounded blocks of basalt at the base of steep valley sides. Distinguished from alluvium only in the Stember Creek quadrangle and at an unusually large and coarse deposit on the steep slope immediately north of Pomeroy.

Qf Alluvial fans (Quaternary)--Stream deposits with variable composition, from nearly pure reworked loess to mixtures of angular to rounded clasts of basalt and loess, rarely containing reworked pebbles and cobbles of interbeds or gravel deposits. Present where tributaries enter major drainages.

QI Palouse Formation (Quaternary)--Loess, predominantly quartz and feldspar grains derived from the southwest throughout the Quaternary; thins rapidly to the south on the north-facing slopes of the Blue Mountains. Where the underlying basalt shows through the thin loess cover, the map shows the basalt unit.

Tertiary Sedimentary Deposits and Rocks

Ts Sedimentary units between flows of the Miocene Columbia River Basalt Group-The only substantial sedimentary unit occurs along the eastern margin of the Potter Hill quadrangle where thick sediments of the Sweetwater interbed lie within (in the case of invasive basalt flows) and between the Umatilla and Asotin Members (Gaylord and others, 1989). This interbed represents the western limit of the Lewiston basin. At other locations in the eastern part of the map area sediments occur between the Priest Rapids and Roza Members, between Grande Ronde R2 and Priest Rapids, between the basalt of Stember Creek and Priest Rapids, between Stember Creek and Roza, and between Roza and Shumaker Creek.

Tertiary Volcanic Rocks

Columbia River Basalt Group (Waters, 1961; Swanson and others, 1979; Tolan and others, 1989)

Saddle Mountains Basalt

More than 20, mainly small-volume (less than 800 km3), highly radiogenic flows erupted between

14.5 and 6.0 Ma (Carlson, 1984; Hooper and Hawkesworth, 1993).

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Tern Elephant Mountain Member (Miocene) (Waters, 1955; Hooper and Swanson, 1990)-An aphyric to microphyric flow with microphenocrysts of plagioclase and smaller grains of clinopyroxene and olivine set in a glassy to fine-grained matrix; highest (>3.5%) Ti02 content of the Columbia River basalts (Hooper, in press); filled a deep south-trending channel along the east side of the Potter Hill quadrangle and locally overflowed the channel on either side to form a thin veneer of vesicular basalt on the surf ace of the northwestern comer of the Lewiston basin (northeastern comer of this map) (Hooper and others, 1985). Transitional to normal magnetic polarity (Choiniere and Swanson, 1979). Dated at 10.5 Ma (McKee and others, 1977). A feeder dike occurs to the south-southwest of the map area, near Troy, Oregon (Ross, 1978; Stoffel, 1984; Hooper and Swanson, 1990).

Twc Weissenfels Ridge Member, basalt of Cloverland (Miocene) (Camp, 1976; Swanson and others, 1979; Hooper and others, 1985; Hooper and Swanson, 1990; Reidel and others, 1992)-A fine­grained to glassy flow; extends from the western edge of the Lewiston basin (Rockpile Creek quadrangle) (Hooper and others, 1985) to the extreme eastern edge of the Potter Hill quadrangle. Normal magnetic polarity. Dikes are present in the Fields Spring (Reidel and others, 1992), Asotin Creek, and Rockpile Creek quadrangles (Hooper and others, 1985).

Ta Asotin Member (Miocene) (Camp, 1976; Swanson and others, 1979; Reidel and Fecht, 1981, 1987; Hooper, 1985; Hooper and others, 1985; Hooper and Swanson, 1990)-A dense aphyric flow with small fresh olivine crystals. Like the basalt of Cloverland, this flow filled the Lewiston basin; present along the eastern edge of the Potter Hill quadrangle. Normal magnetic polarity (Choiniere and Swanson, 1979).

Tu Umatilla Member (Miocene) (Laval, 1956; Schmincke, 1964, 1967; Swanson and others, 1979; Hooper and Swanson, 1990)-Exceptionally fine grained flows distinguished by their high Ba content (2,500-3,700 ppm) and that typically erode to large rounded boulders of dense aphyric basalt; in the map area consists of two flows (Hooper, 1981), basalt of Umatilla and basalt of Sillusi, that are not differentiated; restricted to the eastern edge of the Potter Hill quadrangle and an isolated outcrop immediately northeast of Pomeroy. Normal magnetic polarity (Swanson and others, 1979). Puffer Butte, in the Fields Spring quadrangle, is the main vent for this member; it is fed by a dike exposed in the Grande Ronde River canyon below Puffer Butte (Reidel and others, 1992).

Wanapum Basalt (Swanson and others, 1979; Tolan and others, 1989)

As redefined (Hooper and others, 1995), the Wanapum Basalt includes three large-volume (1,300-6,400 km3

) members (Priest Rapids [Lolo flow], Roza, and Frenchman Springs) and two smaller flows (Shumaker Creek and Lookingglass [does not occur in the map area]). The larger units are chemically uniform, characterized by high FeO (total iron expressed as FeO) and Ti02 contents, moderately high P20 5 content, but usually lower Si02 contents than flows of Grande Ronde Basalt or the more evolved members of the Saddle Mountains Basalt (Hooper, in press). Individual flows are distinguished in the field by grain size, phenocryst assemblage, weathering patterns, and stratigraphic position, and chemically by Zr and P20 5 concentrations (Hooper, in press). The two smaller flows are single, aphyric, more siliceous flows. Erupted between 14.5 and 15.6 Ma.

Tpr Priest Rapids Member, basalt of Lolo (Miocene) (Bingham and Grolier, 1966; Swanson and others, 1979; Hooper and Swanson, 1990)-A medium-grained flow with microphenocrysts of plagioclase and olivine. Occurs only in the northeast quarter of the Potter Hill quadrangle. Reversed magnetic polarity. Numerous feeder dikes occur about 100 km to the east in the

POMEROY 7.5-MINUTE QUADRANGLE, WASHINGTON 5

Clearwater embayment ofldaho (Camp, 1981; Tolan and others, 1989; Hooper and Swanson, 1990).

Tr Roza Member (Miocene) (Mackin, 1961; Bingham and Grolier, 1966; Swanson and others, 1979)-Characterized by large (more than 1 cm long) individual plagioclase phenocrysts in a dense fine-grained matrix. Although six flows with subtle chemical differences have been recognized in this member (Martin, 1989), they are not distinguished on this map. The Roza is the top flow over a large part of the mapped area, except in the east where it is overlain by younger flows and in the southwest, where it is absent. Transitional to reversed magnetic polarity. Potter Hill is a major Roza vent; other vents are Big and Little Buttes to the southeast in the Anatone and Harlow Ridge quadrangles (Swanson and others, 1975, 1980; Reidel and others, 1992). A well-defined north-northwest aligned swarm of Roza dikes underlies this line of vents and extends south into northeastern Oregon and north to and beyond the Snake River (Swanson and others, 1975, 1979, 1980; Martin, 1989; Hooper and Swanson, 1990; Reidel and others, 1992).

Tsh Shumaker Creek Member (Miocene)-Pale-colored aphyric flow; distinguished by its high (1,000-1,250 ppm) Ba and (0.94-1.00%) P20 5 contents (Hooper, in press) from both Grande Ronde flows, which it physically resembles, and other flows of the Wanapum Basalt. The flow forms a south-trending tongue along the western margins of the Peola and Alpowa Ridge quadrangles and ends abruptly in Brinkman Gulch, just southeast of Pomeroy. Normal magnetic polarity. A feeder dike is exposed in Joseph Creek canyon in the Fields Spring quadrangle (Reidel and others, 1992) near the type locality southeast of this mapped area.

The Shumaker Creek was originally placed in the Eckler Mountain Member of the Wanapum Basalt (Swanson and others, 1979; Hooper and Swanson, 1990), but it is now raised to member status in the Wanapum, lying between the Frenchman Springs and Roza Members (Hooper and others, 1995).

Tfly Frenchman Springs Member, basalt of Lyons Ferry (Miocene) (Swanson and others, 1979; Beeson and others, 1985)-Coarse-grained, aphyric flow that weathers in a characteristic "elephant hide" or "onion skin" fashion; confined to the northwest comer of the mapped area. Normal magnetic polarity (Swanson and others, 1979). The flow is the youngest of the six flows of this member recognized by Beeson and others (1985).

Tfsg Frenchman Springs Member, basalt of Sentinel Gap (Miocene) (Beeson and others, 1985)-Aphy­ric to microphyric flow; extends from the west onto the western margin of the Peola and Alpowa Ridge quadrangles. Normal magnetic polarity.

Eckler Mountain Basalt (Swanson and others, 1979; Hooper and Hawkesworth, 1993; Hooper and others, 1995)

As redefined in Hooper and others (1995) the Eckler Mountain Basalt is now reduced to two members, the Dodge and the Robinette Mountain.

Ted Dodge Member (Miocene) (Swanson and others, 1979; Swanson and Wright, 1983; Hooper and Swanson, 1990; Hooper and others, 1995)-Very coarse plagioclase-phyric flow with a character­istic yellow "elephant hide" weathering; distinguished chemically by its low Si02, Ti02, and P20 5

contents (Hooper, in press). Normal magnetic polarity. A single flow of Dodge composition is confined to the western half of the map area, extending from the Snake River through Pomeroy south to near Elgin in Oregon. Feeder dikes for this flow cross the Blue Mountains immediately to the south (Swanson and Wright, 1983; Hooper and Swanson, 1990; Hooper and others, 1995).

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Outside the map area at least five chemically distinguishable eruptions of Dodge magma are recognized, of which that in the present map area is by far the largest in volume (Hooper and others, 1995). Dikes of Dodge composition are known to the southeast in the main Grande Ronde dike swarm (Reidel and others, 1992) and farther south in Oregon (Ross, 1978).

Grande Ronde Basalt (Waters, 1961; Wright and others, 1973; Swanson and others, 1979; Reidel, 1983; Mangan and others, 1986; Reidel and others, 1989)

Numerous aphyric flows with high (52-57%) Si02 content but moderate incompatible element contents (Hooper, 1981, in press). The formation is divided into four magnetostratigraphic units (Swanson and others, 1979), of which the top three are exposed in the area mapped. Current mapping shows that many of the Mg-rich flows at the top of this formation can be distinguished chemically from each other (Hooper, in press). The units were erupted between 16.5 and 15.6 Ma.

Tg Grande Ronde Basalt, undivided (Miocene)-The Grande Ronde Basalt is not subdivided in the Pomeroy and Rose Springs quadrangles.

MzPzm

Upper flows of normal magnetic polarity

Tgsc Basalt of Stember Creek (Miocene) (Hooper, 1986)-A single fine-grained flow with high MgO, low Ti02 and P20 5, and Cr between 40 and 80 ppm (Hooper, in press) in the northeast part of the map area, but represented by many flows of similar composition to the west and south. Vent areas in the Potter Hill and Stember Creek quadrangles. Tentatively correlated with the Sentinel Bluffs unit of Reidel and others (1989).

Tgfs Basalt of Fields Spring (Miocene) (Reidel and others, 1989, 1992)-A slightly coarser than average, MgO-rich flow with low (approx. 1.1 %) Ti02 content. At least three geographically isolated flows with indistinguishable compositions occur in the eastern half of the map area, each apparently derived from a different segment of dike that may represent a single fissure.

Upper flows of reversed magnetic polarity

TgR2 (Miocene) A thick (>800 ft) sequence of flows of relatively siliceous composition. The uppermost, the Meyer Ridge, has distinctive high MgO and low Si02 contents. Present throughout the map area.

Lower flows of normal magnetic polarity

TgNl (Miocene) The lowest group of Grande Ronde flows exposed in the map area; rich in MgO but low ( <40 ppm) Cr content; present along the bottoms of the deepest valleys in the southern and northeastern portions of the map area.

Mesozoic and/or Paleozoic Metasedimentary and Metavolcanic Rocks

Metasedimentary and metavolcanic rocks (Mesozoic and/or Paleozoic )-A small outcrop of basement rock is mapped by Swanson and others (1980) in the southwest comer of the map area.

POMEROY 7.5-MINUTE QUADRANGLE, WASHINGTON 7

STRUCTURE

The map area contains a series of vertical faults which trend northeast to north-northeast. In the northwest these include the northern end of the Hite fault, which has normal displacement down to the west, whereas the faults that cross the eastern part of the map have downthrow to the east. The result is a broad north-northeast trending horst structure which is illustrated in the cross section (on Plate 1). These faults also show an en echelon pattern in plan view, with a geometry that implies left- lateral strain in all cases. Slickensides are rare, but good examples were seen at the northern end of the Hite fault exposed in cliffs excavated behind Pomeroy Hospital where one of the many small splinter faults exhibits horizontal slickensides. Vertical to steep slickensides have not been observed.

The structural evidence cannot be uniquely interpreted. The amount of left-lateral strike-slip displacement is impossible to measure in the essentially horizontal flow units. Given the clear left-lateral strike-slip strain pattern and the presence of horizontal or near-horizontal slickensides, one can only suspect that the vertical displacement observed is the result of much larger near-horizontal displacements. The structural geometry requires left-lateral displacement at the northern end of the fault on the eastern edge of the map, which swings into the east-trending Vista (reverse) fault (Camp, 1976; Hooper and others, 1985), the main component of the "Lewiston structure" (Hooper and others, 1995). Again, horizontal slickensides are ubiquitous throughout the Lewiston structure.

REFERENCES CITED

Beeson, M. H.; Fecht, K. R.; Reidel, S. P.; Tolan, T. L., 1985, Regional correlations within the Frenchman Springs Member of the Columbia River Basalt Group--New insights into the middle Miocene tectonics of northwestern Oregon: Oregon Geology, v. 4 7, no. 8, p. 87-96.

Bingham, J. W.; Grolier, M. J., 1966, The Yakima Basalt and Ellensburg Formation of south-central Washington: U.S. Geological Survey Bulletin 12240-G, 15 p.

Camp, V. E., 1976, Petrochemical stratigraphy and structure of the Columbia River basalt, Lewiston Basin area, Idaho-Washington: Washington State University Doctor of Philosophy thesis, 201 p., 1 plate.

Camp, V. E., 1981, Geologic studies of the Columbia Plateau-Part II, Upper Miocene basalt distribution, reflecting source locations, tectonism, and drainage history in the Clearwater embayment, Idaho: Geological Society of America Bulletin, v. 92, no. 9, Part I, p. 669-678.

Carlson, R. W., 1984, Isotopic constraints on Columbia River flood basalt genesis and the nature of the subcontinen­tal mantle: Geochimica et Cosmochimica Acta, v. 48, no. 11, p. 2357-2372.

Choiniere, S. R.; Swanson, D. A., 1979, Magnetostratigraphy and correlation of Miocene basalts of the northern Oregon coast and Columbia Plateau, southeast Washington: American Journal of Science, v. 279, no. 7, p. 755-777.

Gaylord, D.R.; Lundquist, J. H.; Webster, G.D., 1989, Stratigraphy and sedimentology of the Sweetwater Creek interbed, Lewiston basin, Idaho and Washington. In Reidel, S. P.; Hooper, P. R., editors, Volcanism and tectonism in the Columbia River flood-basalt province: Geological Society of America Special Paper 239, p. 199-208.

Hooper, P.R., 1981, The role of magnetic polarity and chemical analyses in establishing the stratigraphy, tectonic evolution and petrogenesis of the Columbia River basalt. In Subbarao, K. V.; Sukheswala, R. N., editors, Deccan volcanism and related basalt provinces in other parts of the world: Geological Society of India Memoir 3, p. 362-376.

8 OPEN FILE REPORT 96-5

Hooper, P.R., 1985, A case of simple magma mixing in the Columbia River Basalt Group-The Wilbur Creek, Lapwai, and Asotin flows, Saddle Mountains Formation: Contributions to Mineralogy and Petrology, v. 91, no. 1, p. 66-73.

Hooper, P.R., 1986, Washington State University: unpublished geologic map and explanatory text for the Stember Creek 7.5-minute quadrangle, Asotin and Garfield Counties, Washington, 15 p., 1 sheet, scale 1:48,000.

Hooper, R. R., in press, Chemical discrimination of Columbia River Basalt flows in southeastern Washington: Washington Division of Geology and Earth Resources open-file report.

Hooper, P.R.; Gillespie, B. A.; Ross, M. E., 1995, The Eckler Mountain basalts and associated flows, Columbia River Basalt Group: Canadian Journal of Earth Sciences, v. 32, p. 410-423.

Hooper, P.R.; Hawkesworth, C. J., 1993, Isotopic and geochemical constraints on the origin and evolution of the Columbia River Basalt: Journal of Petrology, v. 34, pt. 6, p. 1203-1246.

Hooper, P.R.; Johnson, D. M.; Conrey, R. M., 1993, Major and trace element analyses of rocks and minerals by automated x-ray spectrometry: Washington State University Geology Department Open File Report, 36 p.

Hooper, P. R.; Webster, G. D.; Camp, V. E., 1985, Geologic map of the Clarkston 15 minute quadrangle, Washing­ton and Idaho: Washington Division of Geology and Earth Resources Geologic Map GM-31, 11 p., 1 pl., scale 1:48,000.

Hooper, P.R.; Swanson, D. A., 1990, The Columbia River Basalt Group and associated volcanic rocks of the Blue Mountains province. In Walker, G. W., editor, Geology of the Blue Mountains region of Oregon, Idaho, and Washington-Cenozoic geology of the Blue Mountains region: U.S. Geological Survey Professional Paper 1437, p. 63-99.

Laval, W. N., 1956, Stratigraphy and structural geology of portions of south-central Washington: University of Washington Doctor of Philosophy thesis, 223 p., 11 plates.

McKee, E. H.; Swanson, D. A.; Wright, T. L., 1977, Duration and volume of Columbia River basalt volcanism, Washington, Oregon, and Idaho [abstract]: Geological Society of America Abstracts with Programs, v. 9, no. 4, p. 463-464.

Mackin, J. H., 1961, A stratigraphic section in the Yakima Basalt and Ellensburg Formation in south-central Washington: Washington Division of Mines and Geology Report of Investigations 19, 45 p.

Mangan, M. T.; Wright, T. L.; Swanson, D. A.; Byerly, G. R., 1986, Regional correlation of Grande Ronde Basalt flows, Columbia River Basalt Group, Washington, Oregon, and Idaho: Geological Society of America Bulletin, v. 97, no. 11, p. 1300-1318.

Martin, B. S., 1989, The Roza Member, Columbia River Basalt Group; Chemical stratigraphy and flow distribution. In Reidel, S. P.; Hooper, P. R., editors, Volcanism and tectonism in the Columbia River flood-basalt province: Geological Society of America Special Paper 239, p. 199-208.

Reidel, S. P., 1983, Stratigraphy and petrogenesis of the Grande Ronde Basalt from the deep canyon country of Washington, Oregon, and Idaho: Geological Society of America Bulletin, v. 94, no. 4, p. 519-542.

Reidel, S. P.; Pecht, K. R., 1981, Wanapum and Saddle Mountains Basalts of the Cold Creek syncline area. In Myers, C. W.; Price, S. M., editors, Subsurface geology of the Cold Creek syncline: Rockwell Hanford Operations RHO-BWI-ST-14, p. 3-1 - 3-45.

Reidel, S. P.; Pecht, K. R., 1987, The Huntzinger flow--Evidence of surface mixing of the Columbia River basalt and its petrogenetic implications: Geological Society of America Bulletin, v. 98, no. 6, p. 664-677.

POMEROY 7.5-MINUTE QUADRANGLE, WASHINGTON 9

Reidel, S. P.; Hooper, P.R.; Webster, G. D.; Camp, V. E., 1992, Geologic map of southeastern Asotin County, Washington: Washington Division of Geology and Earth Resources Geologic Map GM-40, 1 sheet, scale 1:48,000, with 22 p. text.

Reidel, S. P.; Tolan, T. L.; Hooper, P. R.; Beeson, M. H.; Fecht, K. R.; Bentley, R. D.; Anderson, James Lee, 1989, The Grande Ronde Basalt, Columbia River Basalt Group; Stratigraphic descriptions and correlations in Washington, Oregon, and Idaho. In Reidel, S. P.; Hooper, P.R., editors, Volcanism and tectonism in the Columbia River flood-basalt province: Geological Society of America Special Paper 239, p. 21-53.

Ross, M. E., 1978, Stratigraphy, structure, and petrology of Columbia River basalt in a portion of the Grande Ronde River-Blue Mountains area of Oregon and Washington: Rockwell Hanford Operations RHO-SA-58, 460 p.

Schmincke, H.-U., 1964, Petrology, paleocurrents, and stratigraphy of the Ellensburg Formation and interbedded Yakima Basalt flows, south-central Washington: Johns Hopkins University Doctor of Philosophy thesis, 426 p.

Schmincke, H.-U., 1967, Stratigraphy and petrography of four upper Yakima Basalt flows in south-central Washington: Geological Society of America Bulletin, v. 78, no. 11, p. 1385-1422.

Stoffel, K. L, 1984, Geology of the Grande Ronde lignite field, Asotin County, Washington: Washington Division of Geology and Earth Resources Report of Investigations 27, 79 p., 1 plate, scale 1 :48,000.

Swanson, D. A.; Wright, T. L.; Helz, R. T., 1975, Linear vent systems and estimated rates of magma production and eruption for the Yakima Basalt on the Columbia Plateau: American Journal of Science, v. 275, no. 8, p. 877-905.

Swanson, D. A.; Wright, T. L.; Hooper, P. R.; Bentley, R. D., 1979, Revisions in stratigraphic nomenclature of the Columbia River Basalt Group: U.S. Geological Survey Bulletin 1457-G, 59 p., 1 plate.

Swanson, D. A.; Wright, T. L.; Camp, V. E.; Gardner, J. N.; Helz, R. T.; Price, S. M.; Reidel, S. P.; Ross, M. E., 1980, Reconnaissance geologic map of the Columbia River Basalt Group, Pullman and Walla Walla quadrangles, southeast Washington and adjacent Idaho: U.S. Geological Survey Miscellaneous Geologic Investigations Map I-1139, 2 sheets, scale 1:250,000.

Swanson, D. A.; Wright, T. L., 1983, Geologic map of the Wenaha Tucannon Wilderness, Washington and Oregon: U.S. Geological Survey Miscellaneous Field Studies Map MF-1536, I sheet, scale 1:48,000.

Tolan, T. L.; Reidel, S. P.; Beeson, M. H.; Anderson, James Lee; Fecht, K. R.; Swanson, D. A., 1989, Revisions to

the estimates of the areal extent and volume of the Columbia River Basalt Group. In Reidel, S. P.; Hooper, P. R., editors, Volcanism and tectonism in the Columbia River flood-basalt province: Geological Society of America Special Paper_239, p. 1-20.

Waters, A. C., 1955, Geomorphology of south-central Washington, illustrated by the Yakima East quadrangle: Geological Society of America Bulletin, v. 66, no. 6, p. 663-684.

Waters, A. C., 1961, Stratigraphy and lithologic variations in the Columbia River Basalt: American Journal of Science, v. 259, p. 583-611.

Wright, T. L.; Grolier, M. J.; Swanson, D. A., 1973, Chemical variation related to the stratigraphy of the Columbia River Basalt: Geological Society of America Bulletin, v. 84, p. 371-386.

10 OPEN FILE REPORT 96-5

Appendix. Major and trace element analyses of rocks from the Pomeroy area, southeastern Washington.

All analyses are Rigaku X-ray fluorescense analyses performed at the Geology Department, Washington State University, Pullman, WA 99164, under the direction of P.R. Hooper. Analyses are normalized on a volatile-free basis. Total iron is reported as FeO. A description of the method and estimates of the precision and accuracy are given in Hooper and others (1993).

Abbreviations for Unit Ident. column: Asotin - Asotin Member, Saddle Mountains Basalt Eckler Mtn.,Dod. - Dodge Member, Eckler Mountain Basalt Elephant Mtn. - Elephant Mountain Member, Saddle Mountains Basalt Fr. Spr.,Lyns.F. - basalt of Lyons Ferry, Frenchman Springs Member, Wanapum Basalt Fr. Spr.,SentG. - basalt of Sentinel Gap, Frenchman Springs Member, Wanapum Basalt Gr.Ronde - Grande Ronde Basalt Gr.Ronde,Nl - lower flows of normal magnetic polarity, Grande Ronde Basalt Gr.Ronde,N2fs - Fields Spring flow, upper flows of normal magnetic polarity, Grande Ronde Basalt Gr.Ronde,N2sc - Stember Creek flow, upper flows of normal magnetic polarity, Grande Ronde Basalt Gr.Ronde, R2 - upper flows ofreversed magnetic polarity, Grande Ronde Basalt Gr.Ronde, R2mr - Meyer Ridge flow, upper flows of reversed magnetic polarity, Grande Ronde Basalt Pr.Rap.,Lolo - Lolo flow, Priest Rapids Member, Wanapum Basalt Roza - Roza Member, Wanapum Basalt Shumaker Creek - Shumaker Creek Member, Wanapum Basalt Umatilla - Umatilla Member, Saddle Mountains Basalt Weisr.R.,Clov. - Cloverland flow, Weissenfels Ridge Member, Saddle Mountains Basalt

Abbreviation in the map symbol column: D - dike

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NORMALIZED R E S U L T S (weight per cent) TR AC E EL E M E NT S (ppm) ------------------------------------------------------------------------- ---------------------------------------------------------------------------------------------

Map Part. Map Sample no. Twp Rge Sec Sec Unit !dent symb. Si02 Alp3 Ti02 FeO MnO CaO MgO t<iO Na20 PPs Ni Cr Sc V Ba Rb Sr Zr y Nb Ga Cu Zn Pb La CeTh no. ===========================--==--=========--============================--==========--===---====--====--====---=--1 12N 41E 36 SW,NE Fr.Spr.,Lyns.F. Tfly 51.55 13.20 3.170 14.94 0.194 8.39 4.00 1.16 2.79 0.611 1 26 43 445 530 31 321 196 42 17.3 21 22 141 1 15 68 3 GP0073 2 12N 41E 36 SW,NE Fr.Spr.,Sent.G. Tfsg 52.81 13.66 3.223 12.18 0.205 8.61 4.17 1.29 3.18 0.666 4 27 41 455 617 28 346 200 43 18.4 23 14 149 2 18 62 5 GP0074 3 12N 41E 36 NE,SE Gr.Ronde,N2sc Tg 53.30 14.46 1.811 11.65 0.194 9.21 5.13 0.93 3.05 0.274 6 55 38 321 428 21 318 151 31 11.2 22 27 110 6 28 47 5 HP0030 4 12N 42E 25 SW,NE Fr.Spr.,Lyns.F. Tfly 51.88 13.62 3.260 13.60 0.340 9.07 3.15 1.44 3.03 0.620 8 30 38 453 625 35 329 199 42 17.2 25 17 146 5 24 56 4 HAL017 5 12N 42E 31 SE,NE Umatilla Tu 54.92 13.56 2.760 12.67 0.189 6.13 2.53 2.67 3.59 0.970 0 6 32 163 3304 46 273 451 47 24.1 23 0 126 8 40 82 8 HP0025 6 12N 42E 31 SE,NE Roza Tr 50.66 13.49 3.320 14.61 0.207 8.81 4.20 1.11 2.87 0.720 8 34 44 421 620 28 321 197 46 16.5 24 19 144 5 22 55 4 HP0026 7 12N 42E 32 NW.NE Umatilla Tu 54.06 14.56 2.900 11.94 0.234 6.76 2.36 2.61 3.52 1.050 0 4 36 180 3765 38 299 488 48 25.1 24 0 133 9 42 90 7 HP0003 8 12N 42E 32 NW.NE Umatilla Tu 54.92 13.62 2.640 12.51 0.197 6.15 2.59 2.72 3.64 1.010 0 5 33 141 3491 46 272 460 46 22.6 25 0 122 10 59 83 7 HP0004 9 12N 42E 32 NW.NE Umatilla Tu 54.82 13.61 2.710 12.62 0.195 6.17 2.59 2.68 3.63 0.990 0 8 29 162 3383 44 272 452 47 24.3 25 0 128 8 50 102 7 HP0005 10 12N 42E 32 NW,NW Umatilla Tu 54.23 13.48 2.574 13.64 0.233 6.28 2.27 2.66 3.58 1.050 0 3 31 137 3571 41 278 461 47 24.4 24 0 127 11 48 75 9 HP0024 11 12N 42E 32 NE,SE Fr.Spr.,Lyns.F. Tfly 51.72 13.36 3.216 14.01 0.226 8.70 4.02 1.18 2.97 0.594 11 29 43 456 545 28 325 191 42 15.9 24 14 141 3 28 53 5 HP0002 12 12N 42E 32 SE.SE Fr.Spr.,Lyns.F. Tfly 51.74 13.00 3.117 14.77 0.211 8.10 4.05 1.33 3.07 0.590 3 31 46 449 557 33 301 195 42 16.0 24 7 140 5 14 75 4 HP0033 13 12N 42E 32 SE.SE Fr.Spr.,Lyns.F. Tfly 51.60 13.08 3.097 14.90 0.194 8.06 4.19 1.32 2.98 0.582 1 28 44 455 552 35 296 193 41 17.7 23 14 141 3 23 45 6 HP0034 14 12N 42E 33 NW,SE Fr.Spr.,Sent. G. Tfsg 53.60 13.81 3.231 11.13 0.200 8.58 4.10 1.48 3.22 0.658 9 23 45 460 603 36 337 196 45 17.8 27 29 158 3 12 57 4 GP0028 15 12N 42E 33 NW,SW Fr.Spr.,Sent.G. Tfsg 52.49 13.55 3.217 12.86 0.205 8.58 3.94 1.53 2.97 0.655 3 26 41 431 555 37 325 195 45 16.4 22 10 152 4 19 62 4 HP0001 16 12N 42E 33 NW,SE Fr.Spr.,Sent.G. Tfsg 51.54 13.20 3.115 14.33 0.224 8.26 4.19 1.64 2.85 0.646 2 24 43 440 573 39 316 193 43 16.9 22 4 147 4 17 69 8 HP0031 17 12N 42E 33 NE,SE Eckler Mtn.,Dod. Ted 54.05 16.66 1.525 7.15 0.13811.47 4.52 0.72 3.40 0.362 28 185 47 373 320 11 424 132 33 12.0 20 99 85 4 0 28 0 GP0027 18 12N 42E 33 NW.SE Eckler Mtn.,Dod. Ted 52.49 16.00 1.535 9.22 0.15111.47 5.18 0.51 3.11 0.344 38 177 49 364 279 7 416 129 30 7.9 19 106 107 4 0 41 3 HP0032 19 12N 42E 35 SW.NW Fr.Spr.,Lyns.F. Tfly 52.03 13.60 3.253 13.72 0.197 8.89 3.76 1.06 2.91 0.584 8 30 44 456 533 28 329 190 41 16.1 23 15 150 8 28 54 4 HP0006 20 12N 42E 35 NW.SW Fr.Spr.,Lyns.F. Tfly 51.59 13.30 3.191 15.04 0.178 8.51 3.64 1.10 2.84 0.604 2 25 36 437 515 31 318 200 44 15.4 27 10 134 6 26 56 5 HP0007 21 12N 42E 35 SE.SW Fr.Spr.,Lyns.F. Tfly 52.07 13.19 3.113 13.87 0.239 8.53 4.22 1.39 2.79 0.591 5 26 41 452 584 28 313 187 43 16.2 25 15 146 6 29 49 5 HP0037 22 12N 42E 35 SW,SW Fr.Spr.,Sent.G. Tfsg 51.90 13.42 3.172 13.58 0.219 8.41 4.11 1.54 3.00 0.652 5 24 44 433 603 36 322 192 43 16.2 27 11 150 4 10 36 6 HPOOOS 23 12N 42E 35 SE,SW Fr.Spr.,Sent.G. Tfsg 52.42 13.40 3.153 13.10 0.231 8.39 4.49 1.32 2.86 0.638 2 24 39 461 639 32 312 186 43 17.3 23 13 149 5 34 57 1 HP0036 24 12N 43E 36 SW,NE Pr.Rap.,Lolo Tpr 50.69 13.76 3.179 13.45 0.213 9.35 5.02 0.99 2.57 0.788 37 101 37 372 713 21 295 177 47 18.4 24 39 134 9 24 47 1 HST030 25 12N 43E 36 NE,NE Pr.Rap.,Lolo Tpr 51.16 13.91 3.227 12.98 0.203 9.41 4.61 1.04 2.65 0.805 39 106 42 355 497 26 299 182 49 18.9 25 38 138 6 31 60 2 HST033 26 12N 43E 36 SE.NE Roza Tr 51.58 13.44 3.166 13.94 0.236 8.76 3.89 1.46 2.82 0.712 21 47 42 433 559 32 308 186 44 17.3 24 27 134 7 31 35 6 HST029 27 12N 44E 31 SW,SE Roza Tr 51.16 13.91 3.212 12.79 0.209 9.64 4.48 1.13 2.69 0.783 48 110 36 368 593 28 299 178 47 19.0 23 37 137 6 27 51 5 HST112 28 12N 44E 32 SE.NW Pr.Rap.,Lolo Tpr 50.78 13.35 3.087 14.20 0.214 9.04 4.90 1.05 2.62 0.766 37 95 39 365 469 22 285 172 44 18.2 23 34 130 4 26 51 1 HST091 29 12N 44E 32 SE,SW Pr.Rap.,Lolo Tpr 51.29 14.25 3.299 12.44 0.221 9.79 4.15 1.09 2.67 0.808 50 119 41 389 451 27 300 184 49 19.4 21 39 138 7 28 62 2 HST093 30 12N 44E 32 NE,SW Gr.Ronde,N2sc Tgsc 54.47 14.29 1.764 12.25 0.206 8.73 5.37 0.96 1.66 0.286 12 65 40 314 437 20 259 145 35 12.4 19 26 101 8 20 46 5 HST092 31 12N 44E 33 NE,NW Umatilla Tu 54.86 13.50 2.679 12.86 0.198 6.11 2.79 2.63 3.41 0.955 5 14 31 179 3269 47 263 426 49 25.9 22 2 123 12 41 68 6 HST089 32 12N 44E 34 SW,NE Roza Tr 52.14 13.98 3.239 12.83 0.193 8.94 3.94 1.28 2.75 0.708 13 40 42 432 659 30 324 188 46 19.1 20 24 135 8 12 70 4 HST094 33 12N 44E 34 NW,SE Gr.Ronde,N2sc Tgsc 55.06 14.43 1.804 10.29 0.203 8.89 4.81 1.34 2.86 0.315 15 63 37 305 627 31 321 153 35 14.6 20 29 108 7 23 42 5 HST095 34 12N 44E 35 SW.NW Umatilla Tu 54.45 13.86 2.831 12.66 0.198 6.35 2.99 2.47 3.33 0.870 1 16 31 206 2955 43 261 400 47 26.6 23 14 126 12 31 80 6 HST028 35 12N 44E 35 SW,NW Pr.Rap.,Lolo Tpr 50.24 13.70 3.154 13.78 0.224 9.33 5.01 1.11 2.69 0.753 38 104 42 377 500 24 292 170 44 17.3 23 39 130 8 22 37 3 HST026 36 12N 44E 35 SE,NW Pr.Rap.,Lolo Tpr 50.36 13.73 3.086 13.72 0.223 9.35 5.16 1.08 2.55 0.754 37 102 41 355 451 23 302 169 45 18.5 22 32 137 7 38 56 4 HST027 37 11N 41E 1 SW.NE Roza Tr 51.31 13.32 3.233 13.83 0.224 8.32 4.64 1.33 3.09 0.706 6 32 38 426 551 32 293 188 45 18.8 25 17 141 6 36 60 5 GP0104 38 11N 41E SW,NE Fr.Spr.,Lyns.F. Tfly 51.96 13.18 3.131 14.32 0.198 8.31 4.11 1.33 2.84 0.619 0 29 39 441 628 31 315 190 46 15.3 25 15 142 11 16 64 6 GP0103 39 11N 41E SE,NW Fr.Spr.,Sent.G. Tfsg 52.22 13.28 3.143 13.52 0.226 8.34 4.23 1.30 3.09 0.640 4 28 41 442 568 27 313 190 46 16.2 20 9 143 7 26 70 4 GP0101

POMEROY 7.5-MINUTE QUADRANGLE, WASHINGTON 11

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NORMALIZED R E S U L T S (weight per cent) TRACE ELEMENTS (ppm) --------------------------------------------------------------------------------------- --------------------------------------------------------------------------------------

Map Part. Map Sample

no. Twp Rge Sec Sec Unit ldent symb. Si02 AIP3 Ti02 FeO MnO CaO MgO KiO NazO Pp5 Ni Cr Sc V Ba Rb Sr Zr y Nb Ga Cu Zn Pb La Ce Th no.

===---==============-===============================-==========--===================================================--==----=~--~--===========---~=---~~~---~~--~--~==== 40 11N 41E 1 SE,NW Fr.Spr.,Sent.G. Tfsg 52.95 13.49 3.180 12.21 0.216 8.46 4.35 1.45 3.05 0.646 6 28 38 456 675 32 323 191 46 16.9 24 17 149 6 17 90 3 GP0102

41 11N 41E 1 NE.NW Eckler Mtn.,Dod. Ted 51.82 15.04 1.399 10.78 0.19110.46 6.29 0.57 3.11 0.335 41 160 45 337 323 8 393 122 30 7.7 20 99 105 2 21 41 0 GP0094

42 11N 41E 1 NE.NW Gr.Ronde,N2sc Tg 53.87 14.48 1.772 11.21 0.189 9.34 5.11 0.85 2.92 0.263 10 55 37 324 426 20 316 146 31 14.0 20 32 109 3 15 54 3 GP0093

43 11N 41E 13 SW.NE Roza Tr 52.26 14.29 3.452 11.74 0.187 9.13 4.11 1.09 3.00 0.745 10 35 38 473 564 29 327 194 45 17.0 22 26 160 7 15 62 3 GP0005

44 11N 41E 13 SE.SW Fr.Spr.,Lyns.F. Tfly 51.83 13.17 3.093 14.51 0.203 8.35 4.09 1.14 3.03 0.581 2 28 46 443 553 24 335 193 42 16.1 19 26 145 4 21 48 6 GP0054

45 11N 41E 13 SE,SW Fr.Spr.,Lyns.F. Tfly 52.24 13.22 3.125 14.22 0.201 8.07 4.05 1.34 2.92 0.613 0 26 47 462 545 41 310 192 41 15.3 20 44 160 6 33 41 4 GP0055

46 11N 41E 13 SE,SW Fr.Spr.,Lyns.F. Tfly 51.90 12.99 3.062 14.38 0.220 8.20 4.24 1.49 2.92 0.611 3 25 39 446 579 33 315 193 41 16.7 23 20 147 3 26 60 6 GP0058

47 11N 41E 13 SE,SW Fr.Spr.,Sent.G. Tfsg 52.87 13.43 3.150 12.53 0.209 8.33 4.29 1.38 3.16 0.656 3 28 42 422 681 32 331 198 44 16.9 20 17 152 5 36 71 7 GP0057

48 11N 41E 24 NE.SE Fr.Spr.,Lyns.F. Tfly 51.85 13.24 3.165 14.15 0.215 8.73 4.14 1.07 2.89 0.547 3 32 45 457 549 20 324 182 39 15.7 26 23 142 2 25 50 4 GP0060

49 11N 41E 24 NE,SE Fr.Spr.,Lyns.F. Tfly 51.77 13.02 3.086 14.45 0.243 8.19 4.25 1.44 2.95 0.607 0 25 40 437 533 35 308 192 41 15.2 21 9 141 4 19 54 4 GP0061

50 11N 41E 24 NW,SE Eckler Mtn.,Dod. Ted 51.76 14.76 1.466 11.23 0.19110.11 6.20 0.74 3.19 0.345 36 150 48 345 320 10 372 125 30 8.7 16 123 101 0 5 15 1 GP0062

51 11N 41E 24 NE.NW Eckler Mtn.,Dod. Ted 53.27 15.88 1.458 10.73 0.160 9.78 4.76 0.65 2.97 0.336 37 174 45 321 345 9 390 123 30 9.8 23 76 93 2 9 41 1 GP0148

52 11N 41E 24 SW,SE Gr.Ronde,N2sc Tg 54.25 14.14 1.818 11.22 0.190 8.47 5.23 1.14 3.24 0.307 8 48 40 319 426 28 303 154 33 11.3 21 32 114 5 15 60 3 GP0008

53 11N 41E 24 NE.NW Gr.Ronde,N2sc Tg 54.35 14.21 1.797 11.49 0.173 8.40 4.96 1.11 3.21 0.294 8 51 42 314 456 30 303 154 31 13.1 21 32 118 4 16 38 3 GP0056

54 11N 41E 24 SW.SE Gr.Ronde,N2sc Tg 53.65 14.59 1.769 11.14 0.230 9.22 5.30 0.75 3.09 0.263 8 52 38 330 450 17 321 149 34 10.9 22 42 121 2 19 31 5 GP0059

55 11N 41E 24 NW.SE Gr.Ronde,N2sc Tg 53.89 14.14 1.798 11.74 0.348 9.00 4.83 1.05 2.92 0.285 6 50 40 307 469 27 317 155 32 11.6 20 21 114 3 18 42 4 GP0063

56 11N 41E 25 NW,NE Gr.Ronde,N2sc Tg 54.27 14.14 1.811 11.30 0.186 8.41 5.21 1.14 3.24 0.307 9 50 36 310 444 29 301 153 31 11.3 22 36 118 4 36 41 7 GP0009

57 11N 41E 36 NW,SE Fr.Spr.,Lyns.F. Tfly 51.83 13.36 3.114 13.99 0.210 8.44 4.13 1.46 2.88 0.594 3 28 43 460 576 31 319 188 42 15.5 22 8 142 3 23 49 6 GP0064

58 11N 41E 36 NW,SE Fr.Spr.,Sent.G. fsg 52.02 13.13 3.123 13.89 0.229 8.28 4.24 1.51 2.93 0.649 2 26 42 438 627 35 323 194 43 16.1 17 7 144 6 15 56 4 GP0065

59 11N 41E 36 NW,SE Fr.Spr.,Sent. G. Tfsg 51.65 13.09 3.133 14.30 0.225 8.28 4.24 1.57 2.87 0.644 1 25 46 452 597 33 315 191 42 17.5 22 7 140 2 33 57 6 GP0066

60 11N 41E 36 SW.SE Eckler Mtn.,Dod. Ted 51.81 14.68 1.468 11.22 0.195 10.03 6.40 0.74 3.12 0.341 36 153 46 343 322 11 368 126 30 9.5 22 97 103 1 14 40 3 GP0067

61 11N 41E 36 SW.SE Gr.Ronde,N2sc Tg 53.39 14.45 1.818 11.41 0.193 9.18 5.31 0.96 3.04 0.258 9 53 39 330 399 20 310 148 31 10.8 19 24 106 3 11 45 2 GP0068

62 11N 41E 36 SW,SE Gr.Ronde,N2fs Tg 54.14 15.02 1.154 9.15 0.22610.19 6.19 0.76 2.91 0.266 15 94 51 264 422 16 388 122 25 7.3 17 48 95 2 22 43 4 GP0070

63 11N 41E 36 SW.SE Gr.Ronde Tg 53.83 14.06 2.024 11.82 0.197 8.97 4.81 0.94 3.07 0.283 3 34 44 348 410 18 324 154 33 11.3 22 22 116 5 1 36 4 GP0069

64 11N 41E 36 SE,SE Gr.Ronde Tg 53.32 14.06 2.083 12.97 0.182 8.63 4.56 0.97 2.92 0.296 0 35 51 348 403 21 325 158 34 10.4 25 17 117 4 16 32 5 GP0071

65 11N 42E 1 NW,NW Fr.Spr.,Sent.G. Tfsg 52.21 13.32 3.118 13.71 0.221 8.29 4.16 1.53 2.81 0.633 3 26 38 451 580 37 316 190 42 16.0 21 16 148 6 23 59 4 HP0038

66 11N 42E 1 NW.NE Gr.Ronde,N2sc Tgsc 53.22 14.30 1.807 12.00 0.202 9.17 5.18 0.93 2.94 0.258 7 56 40 325 421 21 311 147 31 9.9 20 33 112 4 2 40 6 HAL016

67 11N 42E 1 NW.NE Gr.Ronde,N2sc Tgsc 53.04 14.60 1.799 11.69 0.200 9.28 5.47 0.80 2.86 0.261 10 53 38 341 412 17 314 151 32 11.0 21 31 114 1 25 34 3 HAL065

68 11N 42E 2 NE,SE Roza Tr 51.20 13.32 3.211 14.30 0.225 8.39 4.35 1.36 2.95 0.702 5 35 46 425 571 31 301 190 42 17.5 24 29 152 4 29 50 5 GP0048

69 11N 42E 2 SE,SE Roza Tr 51.34 13.31 3.225 14.07 0.238 8.51 4.37 1.23 3.01 0.696 10 37 38 404 570 21 308 190 47 18.7 24 16 140 7 5 60 2 GP0114

70 11N 42E 2 SW,SE Roza Tr 53.03 13.95 3.380 10.95 0.208 9.04 4.23 1.52 2.96 0.734 15 34 44 428 705 33 331 197 49 17.2 24 25 152 3 23 70 4 GP0118

71 11N 42E 2 SE,SE Fr.Spr.,Lyns.F. Tfly 52.33 13.15 3.078 14.04 0.210 8.36 3.94 1.34 2.97 0.589 7 30 41 449 514 31 312 194 42 16.0 21 17 146 4 22 49 3 GP0047

72 11N 42E 2 SW.NE Fr.Spr.,Lyns.F. Tfly 52.30 13.26 3.128 14.02 0.218 8.45 3.82 1.19 3.02 0.585 8 32 39 448 546 26 320 193 44 18.6 26 16 144 5 19 62 5 GP0111

73 11N 42E 2 SE,SE Fr.Spr.,Lyns.F. Tfly 52.38 13.18 3.104 13.90 0.218 8.34 4.00 1.25 3.05 0.585 1 30 41 444 554 26 314 193 45 17.1 26 14 139 5 11 64 4 GP0112

74 11N 42E 2 SW.SE Fr.Spr.,Lyns.F. Tfly 51.83 13.08 3.061 14.68 0.227 8.43 4.05 1.15 2.91 0.582 3 27 39 444 532 20 317 191 44 18.2 26 21 142 8 16 47 4 GP0113

75 11N 42E 2 SW.SE Fr.Spr.,Lyns.F. Tfly 52.14 13.21 3.118 13.98 0.225 8.43 4.19 1.28 2.86 0.572 3 30 43 459 541 29 311 185 43 16.8 22 13 141 9 18 50 5 GP0117

76 11N 42E 2 SE,SE Fr.Spr.,Sent.G. Tfsg 52.46 13.35 3.155 13.54 0.211 8.40 4.10 1.40 2.74 0.643 1 26 42 449 606 35 326 195 45 16.4 21 24 150 6 27 61 6 GP0046

77 11N 42E 2 SW.SE Fr.Spr.,Sent.G. Tfsg 52.71 13.44 3.154 12.93 0.211 8.38 4.00 1.61 2.92 0.647 3 29 39 440 617 35 321 195 46 16.5 24 18 164 7 11 55 7 GP0115

78 11N 42E 2 SW,SE Fr.Spr.,Sent. G. Tfsg 51.41 14.66 3.457 12.31 0.206 9.07 4.24 0.85 3.08 0.708 6 29 43 461 800 10 352 204 52 18.4 26 16 170 9 24 56 4 GP0116

79 11N 42E 2 SE,NW Eckler Mtn.,Dod. Ted 51.94 15.03 1.355 10.83 0.184 10.62 6.21 0.57 2.93 0.321 39 173 48 316 278 7 391 119 28 9.0 20 106 113 1 0 25 1 GP0033

12 OPEN FILE REPORT 96-5

-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------NORMALIZED R E S U L T S (weight per cent) TRACE ELEMENTS (ppm)

------------------------------------------------------------------------- -------------------------------------------------------------------------------------------Map Part. Map Sa,mple

no. Twp Rge Sec Sec Unit !dent. symb. Si02AIP3 Ti02 FeO MnO eao Mgo ~o Nap PPs Ni Cr Sc V Ba Rb Sr Zr y Nb Ga Cu Zn Pb I.a Ce Th no.

=====-~-=============================---=============================================================================================----=====================~-=--====~--======--~-80 11N 42E 2 NE.NW Gr.Ronde,N2sc Tg 53.36 14.08 1.781 12.11 0.193 8.88 5.12 1.29 2.92 0.282 4 48 40 324 441 29 311 150 33 10.4 23 13 111 9 10 44 3 GP0029

81 11N 42E 2 SE.NW Gr.Ronde,N2sc Tg 53.95 14.32 1.821 11.23 0.195 8.93 5.07 1.14 3.05 0.288 6 52 44 327 491 25 315 156 33 12.7 20 53 124 4 20 48 4 GP0030

82 11N 42E 2 SE.NW Gr.Ronde,N2sc Tg 53.59 14.58 1.817 11.02 0.198 9.25 5.33 1.04 2.91 0.265 6 56 46 315 497 21 315 150 32 12.7 20 62 128 3 10 57 3 GP0031

83 11N 42E 2 SE,NW Gr.Ronde,N2sc Tg 53.64 14.54 1.778 11.01 0.195 9.14 5.42 1.03 3.00 0.263 9 55 47 320 476 23 316 152 32 11.6 21 39 115 5 21 36 3 GP0031r

84 11N 42E 2 SW.NE Gr.Ronde,N2sc Tg 53.97 14.64 1.787 10.93 0.183 9.39 5.00 0.94 2.90 0.263 7 58 43 342 401 22 321 152 31 10.6 23 58 121 3 17 41 4 GP0032

85 11N 42E 2 SE.SE Gr.Ronde,N2sc Tg 52.71 14.86 1.826 11.93 0.205 9.22 5.31 0.73 2.94 0.268 6 54 43 331 409 17 317 153 30 10.4 22 89 145 3 19 54 5 GP0045

86 11N 42E 2 NE,NW Gr.Ronde,N2sc Tg 53.57 14.22 1.808 11.72 0.197 8.97 5.09 1.13 3.02 0.283 4 51 41 324 438 27 312 152 32 12.3 20 21 108 7 14 43 6 HP0035

87 11N 42E 2 NE,NW Gr.Ronde,N2sc Tg 53.50 14.26 1.804 11.80 0.199 8.95 5.07 1.13 3.02 0.283 8 49 40 305 444 26 314 151 32 11.2 22 27 110 3 22 28 5 HP0035r

88 11N 42E 4 NE.NE Roza Tr 52.65 14.29 3.501 11.00 0.208 9.16 4.26 1.20 2.97 0.754 24 39 40 435 946 24 336 195 50 18.4 22 19 189 4 16 69 3 GP0139

89 11N 42E 4 NE.NE Roza Tr 50.63 13.20 3.253 15.23 0.309 8.58 3.94 1.33 2.82 0.698 11 29 32 426 669 27 314 189 44 17.0 25 20 140 3 34 37 3 GP0140

90 11N 42E 4 SW,NE Fr.Spr.,Lyns.F. Tfly 52.84 13.41 3.087 13.12 0.199 8.50 3.83 1.52 2.92 0.581 6 31 35 454 612 33 319 197 42 17.6 23 19 147 7 24 73 6 GP0017

91 11N 42E 4 SE,NW Fr.Spr.,Lyns.F. Tfly 52.31 13.22 3.090 13.79 0.209 8.32 4.07 1.56 2.85 0.589 2 30 45 456 557 33 307 191 43 19.9 25 20 154 2 21 59 1 GP0018

92 11N 42E 4 NE.SW Fr.Spr.,Lyns.F. Tfly 52.07 13.58 3.191 13.76 0.181 8.62 3.94 1.07 2.99 0.601 3 28 44 477 703 28 331 197 44 16.6 24 20 148 6 29 43 4 GP0019

93 11N 42E 4 SE.SW Fr.Spr.,Lyns.F. Tfly 53.01 13.68 3.231 12.59 0.185 8.80 3.77 1.18 2.96 0.599 12 27 42 485 654 25 326 193 47 20.5 23 23 161 5 11 54 6 GP0020

94 11N 42E 4 NE.NE Fr.Spr.,Lyns.F. Tfly 52.49 13.30 3.140 13.69 0.205 8.44 4.07 1.32 2.76 0.575 3 30 35 450 633 29 319 192 44 16.8 21 8 141 4 20 50 4 GP0138

95 11N 42E 4 NE.NE Fr.Spr.,Sent.G. Tfsg 51.44 14.16 3.347 13.11 0.209 8.86 4.21 0.95 3.04 0.668 5 29 42 478 657 14 336 198 46 17.1 23 11 151 3 12 65 4 GP0136

96 11N 42E 4 NE.NE Fr.Spr.,Sent.G. Tfsg 52.02 14.14 3.354 13.50 0.181 8.33 3.60 1.10 3.08 0.683 4 26 39 461 645 18 332 201 45 18.6 22 13 147 4 15 44 4 GP0137

97 11N 42E 5 NW.SE Roza Tr 52.13 13.50 3.339 13.19 0.187 8.49 4.12 1.33 3.00 0.721 12 33 49 434 569 35 307 194 49 16.6 20 22 145 5 30 63 3 GP0145

98 11N 42E 5 NW.SE Roza Tr 51.19 13.36 3.237 14.06 0.222 8.48 4.44 1.29 3.04 0.680 9 34 46 415 541 32 302 189 44 16.8 21 24 140 2 2 64 5 GP0146

99 11N 42E 5 NW.SE Roza Tr 51.42 13.47 3.236 13.64 0.225 8.61 4.38 1.49 2.82 0.705 10 32 415 420 571 31 312 190 45 15.8 21 20 136 3 24 56 6 GP0147

100 11N 42E 5 SE.SW Fr.Spr.,Lyns.F. Tfly 52.85 13.26 3.116 13.27 0.187 8.16 4.06 1.38 3.11 0.599 8 25 38 447 722 34 311 195 43 17.2 21 15 144 6 18 41 1 GP0142

101 11N 42E 5 SE,SW Fr.Spr.,Lyns.F. Tfly 52.80 13.17 3.129 13.28 0.175 8.14 4.34 1.39 2.98 0.578 10 32 36 461 566 33 294 189 44 15.4 23 17 145 5 20 55 6 GP0143

102 11N 42E 5 SE,SW Fr.Spr.,Lyns.F. Tfly 52.52 13.12 3.150 13.97 0.160 8.03 3.99 1.46 3.01 0.597 6 30 44 443 615 36 299 193 46 17.4 21 18 145 6 24 66 5 GP0144

103 11N 42E 5 NW.SW Fr.Spr.,Lyns.F. Tfly 51.94 13.23 3.114 14.18 0.211 8.31 4.01 1.31 3.11 0.595 5 30 41 434 603 27 321 199 42 16.8 23 12 140 4 21 55 8 HP0009

104 11N 42E 6 NE.SW Fr.Spr.,Lyns.F. Tfly 52.31 13.24 3.051 13.77 0.209 8.42 4.26 1.20 2.98 0.568 5 29 39 454 547 30 316 189 43 15.5 20 21 152 7 27 66 4 GP0002

105 11N 42E 6 SW,SE Fr.Spr.,Lyns.F. Tfly 52.39 13.55 3.152 13.23 0.235 8.60 4.03 1.20 3.02 0.580 12 31 41 468 578 26 321 194 42 16.2 23 17 150 2 24 49 4 GP0003

106 11N 42E 6 SE,NW Fr.Spr.,Sent.G. Tfsg 52.81 13.31 3.134 12.65 0.232 8.37 4.33 1.48 3.01 0.660 10 25 39 446 571 36 324 193 44 16.6 25 21 155 7 17 78 5 GP0001

107 11N 42E 7 NW.NE Roza Tr 51.35 13.60 3.294 13.36 0.226 8.66 4.50 1.35 2.97 0.707 8 33 40 444 558 29 308 193 45 15.7 23 28 149 9 1 54 6 GP0004

108 11N 42E 7 SE.NW Roza Tr 51.12 13.19 3.204 14.18 0.233 8.50 4.56 1.36 2.96 0.688 8 33 40 420 530 32 301 186 45 18.8 20 17 140 6 10 73 8 GP0100

109 11N 42E 8 SW,SW Roza Tr 52.09 13.76 3.333 12.69 0.209 8.48 4.22 1.41 3.08 0.730 18 32 35 434 577 34 310 192 44 16.5 27 25 160 5 17 61 2 GP0021

110 11N 42E 8 SW.SW Roza Tr 51.09 13.23 3.219 14.24 0.228 8.46 4.54 1.22 3.08 0.695 6 31 41 421 542 26 298 187 43 16.4 22 22 142 2 19 49 4 GP0022

111 11N 42E 8 SW,SW Roza Tr 50.66 13.31 3.260 14.66 0.221 8.38 4.50 1.29 3.00 0.700 9 34 45 416 543 29 302 190 43 17.2 24 14 138 3 29 60 3 HP0013

112 11N 42E 8 NW.SW Fr.Spr.,Lyns.F. Tfly 51.43 13.28 3.181 14.57 0.218 8.57 4.06 1.13 2.96 0.599 3 26 44 445 556 21 319 194 43 16.8 22 8 143 6 18 51 5 HP0010

113 11N 42E 8 NW,SW Fr.Spr.,Sent.G. Tfsg 51.80 13.13 3.124 14.41 0.211 8.18 4.11 1.31 3.08 0.642 0 24 40 422 579 29 308 191 42 16.2 22 6 140 5 27 70 7 HP0011

114 11N 42E 8 SW.SE Fr.Spr.,Sent.G. Tfsg 52.16 13.21 3.124 14.03 0.211 8.22 4.03 1.33 3.06 0.637 1 27 38 447 570 30 309 191 41 17.7 22 8 144 3 43 38 6 HP0016

115 11N 42E 8 SE.SW Eckler Mtn.,Dod. Ted 51.62 15.03 1.448 10.93 0.18510.49 6.26 0.52 3.17 0.344 38 150 49 344 309 8 395 126 32 10.2 20 91 109 3 24 24 3 HP0015

116 11N 42E 8 SW.SE Eckler Mtn.,Dod. Ted 51.77 15.12 1.456 10.72 0.18510.52 6.21 0.58 3.09 0.358 40 155 47 340 330 12 399 125 29 9.2 21 102 102 6 6 38 4 HP0017

117 11N 42E 8 SE,SE Eckler Mtn.,Dod. Ted 51.78 15.37 1.507 10.26 0.190 10.53 6.23 0.56 3.20 0.361 42 158 46 334 335 10 395 128 32 8.9 21 105 105 2 14 35 3 HP0021

118 11N 42E 8 SE.SW Gr.Ronde,N2sc Tg 53.50 14.31 1.762 11.57 0.183 8.98 5.33 1.02 3.08 0.263 9 52 43 324 416 24 300 146 30 11.6 23 29 104 1 13 38 3 HP0014

119 11N 42E 8 SW.SE Gr.Ronde,N2sc Tg 53.27 14.78 1.811 11.83 0.227 9.17 4.80 0.73 3.12 0.269 9 57 44 311 470 16 333 151 34 11.0 20 25 117 3 13 42 4 HP0019

POMEROY 7.5-MINUTE QUADRANGLE, WASHINGTON 13

----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------NORMALIZED R E S U L T S (weight per cent) TRACE ELEMENTS (ppm)

-------------------------------------------------------------- -------------------------------------------------------------------------------------Map Part. Map Sample

no. Twp Rge Sec Sec Unit ldent symb. Si02 Alp3 Ti02 FeO MnO CaO MgO KP Nap Pp5 Ni Cr Sc V Ba Rb Sr Zr y Nb Ga Cu Zn Pb La Ce Th no.

======================================================--==============================================================================--=====================================--====--=--=== 120 11N 42E 8 SW,SE Gr.Ronde,N2sc Tg 53.62 14.43 1.802 11.25 0.202 9.16 5.22 1.18 2.87 0.275 11 54 41 308 405 26 314 150 32 10.8 21 25 110 7 11 28 5 HP0020

121 11N 42E 10 SE,SW Gr.Ronde,N2sc Tg 53.68 14.72 1.811 10.96 0.190 9.28 5.27 0.83 2.99 0.263 8 56 44 350 418 17 313 146 32 13.1 24 25 114 2 19 26 4 GP0041

122 11N 42E 10 NE.NW . Gr.Ronde,N2sc Tg 53.93 14.52 1.775 10.84 0.187 9.19 5.32 1.04 2.94 0.265 9 56 39 317 416 25 312 149 33 11.3 24 39 118 4 40 17 2 GP0042

123 11N 42E 11 SW,SE Roza Tr 52.30 14.00 3.382 13.01 0.187 8.00 3.83 1.38 3.18 0.732 19 33 50 462 733 36 332 199 49 17.9 26 33 180 4 23 68 4 GP0050

124 11N 42E 11 SW,SE Roza Tr 51.06 13.30 3.246 14.18 0.246 8.62 4.30 1.37 2.98 0.705 9 36 45 426 536 30 310 189 42 15.4 17 49 165 0 25 65 1 GP0051

125 11N 42E 11 SW.NW Roza Tr 52.49 13.80 3.362 12.83 0.214 8.26 4.00 1.37 2.96 0.718 17 34 36 433 597 36 318 194 48 16.4 24 27 151 7 10 76 4 GP0123

126 11N 42E 11 NW.SE Fr.Spr.,Lyns.F. Tfly 49.19 15.71 3.786 13.26 0.260 9.18 4.65 0.40 2.80 0.779 15 28 40 479 1289 2 355 212 62 18.3 24 5 228 9 16 66 5 . GP0130

127 11N 42E 11 SW,NW Fr.Spr.,SentG. Tfsg 52.53 13.40 3.165 13.18 0.209 8.38 4.02 1.59 2.88 0.644 5 28 34 452 548 36 320 194 45 16.7 24 27 151 9 39 41 3 GP0122

128 11N 42E 11 NW,SE Fr.Spr.,SentG. Tfsg 49.86 15.32 3.645 12.80 0.205 9.59 4.28 0.55 3.02 0.734 6 31 40 492 809 7 374 216 52 19.3 27 10 184 7 22 62 7 GP0129

129 11N 42E 11 NE.NW Eckler Mtn.,Dod. Ted 52.23 15.43 1.398 10.23 0.17210.84 5.72 0.49 3.16 0.329 42 171 49 328 322 4 403 121 29 7.9 18 97 117 0 15 47 3 GP0035

130 11N 42E 11 SE,NW Eckler Mtn.,Dod. Ted 52.06 15.71 1.411 9.92 0.17710.86 5.93 0.51 3.09 0.334 40 173 41 329 329 7 405 121 30 .9.4 20 89 99 1 9 36 3 GP0124

131 11N 42E 11 NE,NW Gr.Ronde,N2sc Tg 54.19 14.60 1.798 10.43 0.185 9.27 5.18 0.99 3.09 0.268 5 51 40 317 575 21 321 151 33 10.3 21 54 129 3 18 35 4 GP0036

132 11N 42E 11 SE,NW Gr.Ronde,N2sc Tg 53.13 14.81 1.818 11.40 0.207 9.37 5.44 0.83 2.74 0.261 8 53 48 341 420 16 318 151 32 11.7 22 37 123 3 12 33 4 GP0052

133 11N 42E 11 SE.NW Gr.Ronde,N2sc Tg 53.41 14.46 1.779 11.58 0.188 9.12 5.30 0.92 2.98 0.261 7 53 45 327 431 20 312 150 32 10.6 20 42 117 0 14 31 4 GP0053

134 11N 42E 11 NE.NW Gr.Ronde,N2sc Tg 54.46 14.45 1.764 10.32 0.191 9.21 5.28 1.10 2.95 0.266 8 53 43 301 586 24 312 146 36 9.3 21 30 112 5 11 37 4 GP0119

135 11N 42E 11 NE.NW Gr.Ronde,N2sc Tg 54.70 14.55 1.771 9.87 0.189 9.21 5.35 1.05 3.04 0.262 7 53 41 317 545 24 316 147 33 10.7 20 32 109 6 14 48 3 GP0120

136 11N 42E 11 SE,NW Gr.Ronde,N2sc Tg 53.56 14.44 1.763 11.63 0.192 9.11 5.31 1.02 2.71 0.260 10 57 34 312 379 23 311 147 31 10.8 19 28 107 0 20 42 1 GP0121

137 11N 42E 11 SW,NW Gr.Ronde,N2sc Tg 52.42 15.12 1.881 12.27 0.200 9.30 5.37 0.63 2.55 0.262 12 58 38 340 401 13 312 156 35 12.2 22 20 111 2 20 47 0 GP0125

138 11N 42E 11 SW,NW Gr.Ronde,N2sc Tg 53.79 14.60 1.775 11.16 0.187 9.16 5.34 0.92 2.80 0.267 9 58 41 306 499 21 310 149 33 10.5 21 32 114 4 3 32 2 GP0126

139 11N 42E 11 SW.NW Gr.Ronde,N2sc Tg 53.60 14.45 1.781 11.39 0.193 9.13 5.35 0.99 2.85 0.266 6 54 40 329 430 22 309 147 32 12.1 19 27 113 3 18 44 3 GP0127

140 11N 42E 11 SW,NW Gr.Ronde,N2sc Tg 54.01 14.41 1.771 11.12 0.190 9.14 5.26 1.02 2.82 0.260 8 55 39 328 463 21 309 148 33 11.3 19 30 110 4 20 40 2 GP0128

141 11N 42E 12 SW,NW Fr.Spr.,SentG. Tfsg 51.44 13.13 3.110 14.42 0.230 8.25 4.28 1.53 2.96 0.640 1 29 39 428 573 39 313 189 42 16.0 23 9 139 5 22 43 6 HAL023

142 11N 42E 13 NW,SW Roza Tr 51.63 13.45 3.300 13.69 0.322 8.91 3.75 1.32 2.91 0.715 17 32 48 412 614 29 320 194 43 17.0 21 17 141 5 27 54 6 GP0077

143 11N 42E 13 SE,NW Shumaker Creek Tsh 54.03 13.91 2.589 12.82 0.272 7.07 3.02 1.82 3.47 1.004 0 6 44 1671201 36 354 257 60 22.6 24 5 166 8 38 91 5 GP0075

144 11N 42E 13 NE.NW Shumaker Creek Tsh 54.09 13.17 2.446 13.83 0.317 6.82 2.92 2.08 3.38 0.944 0 3 44 169 1046 48 336 245 57 21.9 22 19 159 4 43 64 7 GP0076

145 11N 42E 13 NE.SE Shumaker Creek Tsh 55.33 14.14 2.637 11.26 0.250 6.99 2.97 1.93 3.49 1.000 0 5 40 164 1216 45 369 261 63 21.4 26 11 172 6 44 68 8 HAL020

146 11N 42E 13 SW.NE Shumaker Creek Tsh 55.47 13.65 2.497 11.65 0.280 6.95 3.01 2.06 3.46 0.970 0 6 43 1571074 50 350 252 61 22.6 23 8 169 9 42 70 3 HAL070

147 11N 42E 13 SW,NE Fr.Spr.,SentG. Tfsg 52.92 14.05 3.350 11.69 0.193 8.77 3.93 1.40 3.01 0.680 3 27 37 444 739 35 352 203 46 17.6 24 12 150 4 21 68 6 HAL021

148 11N 42E 13 NE.NW Fr.Spr.,SentG. Tfsg 52.11 13.57 3.230 13.31 0.214 8.57 3.87 1.45 3.01 0.670 1 22 44 457 721 36 339 198 44 17.0 21 13 146 7 33 47 7 HAL022

149 11N 42E 13 NE.NW Fr.Spr.,SentG. Tfsg 52.72 13.66 3.210 12.50 0.191 8.54 4.05 1.36 3.12 0.650 2 25 40 456 717 34 335 197 45 16.8 23 10 156 7 13 48 5 HAL067

150 11N 42E 13 NE,NW Fr.Spr.,SentG. Tfsg 53.22 13.95 3.260 11.52 0.191 8.65 4.13 1.42 3.01 0.650 4 27 45 478 763 35 339 197 46 16.6 26 9 155 4 7 76 3 HAL068

151 11N 42E 13 NE,NW Fr.Spr.,SentG. Tfsg 51.69 14.06 3.300 12.78 0.209 8.68 4.12 1.30 3.19 0.670 5 28 39 475 619 27 334 199 44 16.6 25 7 153 10 8 62 4 HAL069

152 11N 42E 15 NE.SE Roza Tr 51.53 13.43 3.242 13.82 0.233 8.68 4.21 1.28 2.87 0.706 9 32 40 430 739 31 336 192 43 18.5 23 33 157 9 29 64 3 GP0037

153 11N 42E 15 SE,NE Fr.Spr.,Lyns.F. Tfly 52.49 13.61 3.256 12.98 0.184 8.80 4.03 1.15 2.92 0.582 12 34 39 486 535 26 326 193 44 15.1 23 22 146 5 16 55 2 GP0038

154 11N 42E 15 NE.NW Eckler Mtn.,Dod. Ted 52.10 13.28 3.080 13.85 0.214 8.30 4.23 1.32 3.04 0.591 9 35 36 452 603 30 320 191 42 16.0 22 29 151 1 12 64 3 GP0040

155 11N 42E 15 NW,NE Fr.Spr.,SentG. Tfsg 52.66 13.18 3.118 13.86 0.204 8.41 3.98 1.33 2.67 0.587 5 29 36 452 533 29 314 195 45 16.8 26 12 143 4 7 62 5 GP0133

156 11N 42E 15 NW,NE Fr.Spr.,Sent.G. Tfsg 52.74 13.09 3.103 13.75 0.207 8.24 3.94 1.43 2.92 0.587 6 28 41 440 571 32 309 195 44 16.3 22 9 143 4 33 62 4 GP0133a

157 11N 42E 15 SW,NE Fr.Spr.,SentG. Tfsg 51.97 13.28 3.135 13.96 0.219 8.35 4.10 1.28 3.07 0.641 4 22 37 441 578 30 318 193 43 18.7 21 19 148 4 24 62 4 GP0039

158 11N 42E 15 NW.NE Fr.Spr.,Lyns.F. lily 51.25 13.27 3.250 14.07 0.231 8.55 4.52 1.20 2.96 0.685 7 34 42 430 542 21 301 187 44 16.4 26 19 140 7 21 60 5 GP0135

159 11N 42E 15 NE,NW Eckler Mtn.,Dod. Ted 52.12 15.02 1.391 10.53 0.17610.56 6.45 0.47 2.95 0.330 39 165 41 317 310 1 386 120 30 9.1 20 85 102 0 20 28 0 GP0132

14 OPEN FILE REPORT 96-5

--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------NORMALIZED R E S U L T S (weight per cent) TRACE E L E M E N T S (ppm)

----------------------------------------------------------------------- --------------------------------------------------------------------------------------Map Part. Map Sample

no. Twp Rge Sec Sec Unit !dent symb. Si02 AIP3 Ti02 FeO MnO Cao MgO KP Nap PPs Ni Cr Sc V Ba Rb Sr Zr y Nb Ga Cu Zn Pb La Ce Th no.

------~-------------------------~-----~-------~-=-~-~~--=-------~===---~---==~-~~-~-----~~==---~~-----===-~-===----~-=--======---=======----=====-~==~-=--==----~-160 11 N 42E 15 NE.NW Gr.Ronde Tg 52.63 15.03 1.920 12.08 0.207 9.32 5.13 0.60 2.78 0.307 9 53 38 339 396 12 323 162 34 10.8 19 22 122 3 19 42 5 GP0131

161 11N 42E 16 SE,NW Fr.Spr.,Lyns.F. Tfly 51.52 13.18 3.104 14.52 0.225 8.35 4.36 1.27 2.90 0.574 3 30 41 433 522 32 313 190 41 14.9 22 9 137 7 27 55 7 HP0022

162 11N 42E 16 NW.NW Fr.Spr.,SentG. Tfsg 51.61 13.25 3.114 14.14 0.227 8.26 4.26 1.58 2.92 0.640 2 24 44 434 563 37 312 190 42 15.7 23 11 141 7 28 61 3 HP0018

163 11N 42E 17 NW.NW Roza Tr 51.12 13.57 3.228 13.94 0.208 8.68 4.49 1.24 2.85 0.681 8 38 38 432 543 30 316 184 43 15.1 23 26 145 2 30 49 3 GP0023

164 11N 42E 18 NE.NE Roza Tr 51.21 13.35 3.249 14.58 0.251 8.39 4.29 1.30 2.69 0.700 5 30 41 442 677 36 306 187 45 16.9 21 25 147 5 19 52 3 GP0024

165 11N 42E 18 SE.NE Roza Tr 51.42 13.63 3.054 13.84 0.219 8.79 4.42 1.04 2.96 0.619 10 56 41 420 599 20 313 183 44 18.0 21 29 137 3 16 36 6 GP0025

166 11N 42E 20 NW.NW Fr.Spr.,SentG. Tfsg 53.28 13.88 3.277 11.52 0.233 8.51 4.08 1.36 3.18 0.674 7 25 40 474 735 34 341 197 45 16.7 24 36 166 6 21 53 5 GP0026

167 11N 42E 22 SE.SW Roza Tr 51.30 13.23 3.221 14.68 0.209 8.20 4.08 1.30 3.08 0.696 6 39 47 434 566 34 300 190 43 16.7 22 27 158 3 25 64 6 GP0049

168 11N 42E 22 SE.SW Roza Tr 51.54 13.64 3.328 13.48 0.229 8.82 3.99 1.31 2.92 0.727 12 34 43 435 593 34 319 195 44 16.2 25 21 148 5 25 50 3 HP0023

169 11N 42E 24 SW.NW Roza Tr 51.10 13.43 3.270 13.94 0.224 8.65 4.40 1.32 2.95 0.710 10 36 38 406 545 33 307 191 42 16.6 24 13 143 6 28 66 4 HAL019

170 11 N 42E 25 NE,NW Shumaker Creek Tsh 54.87 13.42 2.482 12.69 0.270 6.87 2.91 2.14 3.40 0.950 0 7 39 1491023 47 342 248 58 21.0 25 11 162 8 33 91 6 HALOSS

171 11 N 42E 25 NW.NE Gr.Ronde,N2sc Tgsc 53.78 14.30 1.827 11.48 0.199 8.95 4.99 1.04 3.15 0.293 4 54 41 318 510 20 316 156 33 11.6 23 26 115 4 17 46 3 HAL053

172 11 N 42E 25 NW.NE Gr.Ronde,N2sc Tgsc 53.30 14.61 1.813 11.37 0.191 9.24 5.30 0.97 2.96 0.264 8 57 42 328 463 20 318 153 33 10.3 22 23 114 5 15 58 3 HAL054

173 11 N 42E 25 NW.NE Gr.Ronde,R2mr TgR2 53.34 14.45 1.650 11.25 0.186 9.42 5.42 1.01 3.02 0.261 20 106 41 310 427 23 308 137 29 11.5 21 71 102 4 8 50 3 HALOSO

174 11 N 42E 25 NW.NE Gr.Ronde,R2mr TgR2 53.36 14.56 1.591 10.86 0.193 9.60 5.60 0.95 3.04 0.248 23 114 42 319 404 23 313 132 29 11.3 20 59 99 2 24 40 2 HAL051

175 11 N 42E 25 NW.NE Gr.Ronde,R2mr TgR2 52.57 14.42 1.673 11.34 0.19710.04 5.60 0.85 3.03 0.281 15 119 45 348 410 15 371 127 28 9.0 19 42 111 1 10 21 1 HAL052

176 11N 42E 31 SW,SE Fr.Spr.,Lyns.F. Tfly 52.23 12.84 3.071 14.29 0.229 8.21 4.30 1.48 2.76 0.580 6 36 39 437 590 29 309 189 44 17.0 22 12 143 5 7 64 6 GP0149

177 11N 42E 31 SW,NW Eckler Mtn.,Ood. Ted 52.33 14.98 1.452 10.66 0.180 10.34 5.85 0.68 3.20 0.333 45 159 48 341 315 9 374 122 31 9.0 21 112 117 0 10 34 2 GP0012

178 11N 42E 31 NE,NW Gr.Ronde,N2sc Tg 53.98 14.05 1.949 11.46 0.212 9.00 5.06 0.89 3.11 0.276 9 38 35 354 460 17 313 149 34 10.6 19 37 119 3 13 43 5 GP0011

179 11N 42E 31 SW,SW Gr.Ronde,N2sc Tg 54.47 14.26 1.805 11.54 0.173 8.23 4.95 1.17 3.11 0.303 9 46 40 314 484 29 301 153 33 12.0 23 35 120 5 26 48 3 GP0013

180 11N 42E 31 NE,NW Gr.Ronde,N2fs Tg 53.43 15.22 1.169 9.76 0.176 10.28 6.25 0.54 2.92 0.262 17 101 45 283 404 11 395 123 26 8.0 21 57 92 4 1 42 1 GP0010

181 11N 42E 34 SW,SE Shumaker Creek Tsh 55.64 13.81 2.544 11.38 0.252 6.82 2.83 2.01 3.74 0.979 0 4 41 1551092 46 247 251 61 24.1 25 26 182 8 38 90 5 GP0085

182 11N 42E 34 SW,SE Shumaker Creek Tsh 54.66 13.19 2.444 13.52 0.253 6.63 2.87 1.82 3.68 0.937 0 5 38 164 1007 40 329 246 57 21.1 19 5 167 10 26 75 8 GP0086

183 11N 42E 34 SW,SE Eckler Mtn.,Dod. Ted 52.29 14.92 1.445 10.52 0.16910.45 6.18 0.50 3.19 0.336 45 158 42 340 337 4 381 122 30 9.9 18 98 117 3 5 42 1 GP0087

184 11 N 42E 34 SE,SE Gr.Ronde,N2sc Tg 51.15 15.50 1.921 13.19 0.269 9.31 5.29 0.32 2.78 0.275 15 62 36 364 402 9 323 158 31 13.5 20 35 113 3 20 44 4 GP0088

185 11 N 42E 34 NE,SE Gr.Ronde,N2sc Tg 54.91 14.42 1.827 10.41 0.172 8.57 5.05 1.13 3.22 0.302 13 52 40 328 585 24 312 154 31 13.5 19 30 115 6 16 53 4 GP0089

186 11 N 42E 34 NE,SE Gr.Ronde,N2sc Tg 54.31 14.22 1.804 10.96 0.200 8.84 5.03 1.25 3.07 0.312 9 48 38 323 523 25 314 155 33 12.0 20 25 116 3 17 41 2 GP0090

187 11N 42E 35 NW.SW Gr.Ronde,R2mr Tg 53.94 14.58 1.645 10.51 0.198 9.65 5.35 0.96 2.91 0.252 29 113 40 314 446 20 315 134 32 9.7 21 48 104 3 18 37 4 GP0092

188 11N 42E 35 NW.SW Gr.Ronde,R2 Tg 57.30 14.68 2.460 11.73 0.107 5.61 2.14 1.79 3.74 0.441 10 20 41 353 729 58 331 194 40 17.5 24 33 143 11 14 51 7 GP0091

189 11N 43E 1 NW.NW Pr.Rap.,Lolo Tpr 50.79 13.81 3.206 13.31 0.212 9.44 4.78 1.12 2.54 0.784 39 102 37 359 650 23 298 179 47 19.8 24 38 137 5 33 57 4 HST113

190 11N 43E 6 SE.NW Roza Tr 51.05 13.24 3.210 14.51 0.227 8.4 7 4.40 1.22 2.98 0.700 7 33 44 414 544 '25 306 190. 43 15.7 22 14 138 4 8 53 3 HAL005

191 11N 43E 6 NW,NW Gr.Ronde,N2sc Tgsc 53.55 14.41 1.812 11.56 0.197 9.11 5.16 1.04 2.89 0.275 8 52 42 318 423 24 312 149 33 10.7 19 32 110 1 2 38 3 HAL006

192 11N 43E 7 NE,SE Gr.Ronde,N2sc Tgsc 53.72 14.43 1.836 11.60 0.185 9.08 4.84 0.94 3.07 0.291 6 50 37 313 463 19 314 155 32 12.0 21 27 114 7 10 23 3 HALOOS

193 11N 43E 7 SW.NE Gr.Ronde,N2sc Tgsc 53.58 14.24 1.806 11.95 0.191 8.95 4.99 1.05 2.95 0.283 8 51 42 303 445 26 310 152 31 11.8 18 25 109 6 8 25 4 HAL014

194 11N 43E 7 NW.NE Gr.Ronde,N2sc Tgsc 53.66 14.40 1.792 11.30 0.196 9.22 5.18 1.07 2.92 0.266 10 50 41 318 445 25 316 149 31 9.3 22 30 106 5 15 38 6 HAL015

195 11N 43E 7 NE,SE Gr.Ronde,N2fs Tgfs 53.10 15.27 1.098 9.46 0.172 10.61 6.57 0.52 2.94 0.250 21 100 45 255 355 10 391 114 24 7.5 18 68 88 3 4 35 5 HAL007

196 11N 43E 8 NE.SW Roza Tr 50.89 13.30 3.280 14.32 0.230 8.61 4.40 1.50 2.73 0.730 9 31 41 . 415 597 34 313 195 44 16.6 26 17 142 6 17 47 8 HAL009

197 11N 43E 8 NE,SW Roza Tr 51.28 13.48 3.260 13.62 0.231 8.71 4.38 1.29 3.03 0.710 9 34 44 419 561 29 315 192 44 15.9 22 15 139 3 27 49 4 HAL010

198 11N 43E 8 NE.SW Gr.Ronde,N2sc Tgsc 53.14 14.54 1.811 11.77 0.199 9.21 5.26 1.00 2.79 0.291 9 53 39 327 412 23 309 151 31 10.4 23 19 111 5 16 35 3 HAL011

199 11N 43E 8 NW.SW Gr.Ronde,N2sc Tgsc 53.66 14.41 1.797 11.35 0.191 9.17 5.12 0.99 3.03 0.272 9 54 47 315 451 23 311 148 32 11.1 23 27 109 4 17 40 5 HAL012

POMEROY 7.5-MINUTE QUADRANGLE, WASHINGTON 15

----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------NORMALIZED R E S U L T S (weight per cent) TRACE E L E M E N TS (ppm)

----------------------------------------------------------------------- --------------------------------------------------------------------------------------Map Part. Map Sample

no. Twp Rge Sec Sec Unit Iden!. symb. Si02AIP3 Ti02 FeO MnO cao MgO KP Nap PPs Ni Cr Sc V Ba Rb Sr Zr y Nb Ga Cu Zn Pb La Ce Th no.

------~----------====-=-----========---==========-==============================================================--========================================--======================-~ 200 11N 43E 8 NW,SW Gr.Ronde,N2sc Tgsc 53.86 14.33 1.791 11.54 0.174 8.82 5.09 1.01 3.11 0.273 12 52 39 311 438 23 306 151 29 10.9 24 34 108 3 12 47 1 HAL013

201 11N 43E 10 SW,SE Roza Tr 51.56 13.50 3.290 14.10 0.206 8.21 4.02 1.38 3.03 0.710 12 32 43 404 666 36 317 195 44 16.7 25 20 139 1 31 48 5 HAL001

202 11N 43E 10 SW.SE Roza Tr 51.19 13.82 3.193 14.04 0.224 8.58 4.20 1.13 2.91 0.707 20 51 40 411 535 31 309 187 45 19.2 20 21 134 10 17 64 6 HST023

203 11N 43E 11 SW,SW Gr.Ronde,N2sc Tgsc 54.46 14.46 1.768 10.88 0.215 8.88 5.02 1.13 2.91 0.282 9 57 39 316 458 25 305 149 35 13.2 19 27 111 8 22 22 3 HST021

204 11N 43E 11 SW.SW Gr.Ronde,N2sc Tgsc 54.29 14.82 1.747 10.83 0.185 9.15 4.95 1.02 2.74 0.263 11 64 43 323 407 25 309 146 35 10.0 21 37 117 8 17 36 4 HST022

205 11N 43E 11 SE.SE Gr.Ronde,N2fs Tgfs 53.77 14.96 1.191 9.67 0.178 10.03 6.13 0.79 3.02 0.270 19 88 43 264 433 16 387 120 25 7.9 16 49 88 5 22 28 2 HAL047

206 11N 43E 11 SE.SW Gr.Ronde,N2fs Tgfs 54.07 15.12 1.165 9.63 0.180 9.96 5.92 0.72 2.96 0.273 20 98 47 272 383 13 383 120 26 9.6 19 60 89 9 34 26 1 HST020

207 11N 43E 11 SE,SE Gr.Ronde,R2mr TgR2 53.67 14.50 1.657 10.93 0.183 9.50 5.32 1.00 2.99 0.261 27 108 42 316 391 23 312 137 30 10.4 20 70 104 5 12 25 5 HAL048

208 11N 43E 11 SE,SE Gr.Ronde,R2mr TgR2 54.45 14.84 1.693 10.44 0.184 9.02 5.08 1.04 3.00 0.266 28 105 37 316 436 18 300 138 32 12.0 23 50 103 10 25 46 6 HST018

209 11N 43E 11 SE,SW Gr.Ronde,R2 TgR2 55.55 13.71 2.388 12.52 0.210 7.13 3.30 1.61 3.18 0.402 1 16 41 365 629 36 325 175 41 15.9 24 10 127 10 19 49 3 HST019

210 11N 43E 18 SE,NE Gr.Ronde,N2sc Tgsc 52.06 16.02 2.029 11.76 0.183 9.57 4.64 0.43 3.02 0.296 7 59 43 340 321 7 336 167 34 12.1 23 31 120 5 19 43 0 HAL066

211 11N 43E 20 SE,NE Roza Tr 51.19 13.31 3.240 14.20 0.222 8.52 4.39 1.43 2.79 0.700 7 35 43 416 576 34 308 191 44 16.1 23 16 139 7 14 51 7 HAL024

212 11N 43E 25 SE.NE Pr.Rap.,Lolo Tpr 50.27 13.46 3.108 13.80 0.226 9.22 5.34 1.22 2.58 0.772 52 115 42 369 484 25 291 175 43 18.0 21 33 131 7 26 66 4 HST035

213 11N 43E 26 NW Gr.Ronde,N2sc Tgsc 53.77 14.34 1.804 11.62 0.199 8.81 4.92 1.06 3.20 0.285 10 48 40 300 467 21 313 153 34 10.9 22 25 112 6 11 25 7 HAL037

214 11 N 43E 26 NW,NW Gr.Ronde,N2fs Tgfs 53.86 14.93 1.128 9.41 0.172 10.26 6.27 0.75 2.95 0.275 20 95 45 267 456 15 389 117 25 7.5 17 47 89 5 6 31 4 HAL036

215 11 N 43E 26 SW.NW Gr.Ronde,R2mr TgR2 53.33 14.56 1.757 11.53 0.183 9.17 5.14 1.04 3.01 0.274 23 95 44 310 532 26 311 146 31 9.5 22 47 108 3 18 31 5 HAL034

216 11 N 43E 26 NW.NW Gr.Ronde,R2mr TgR2 52.93 14.69 1.659 10.99 0.201 9.74 5.56 0.91 3.06 0.263 24 113 46 312 549 18 322 137 30 10.9 23 29 98 2 0 40 6 HAL035

217 11N 43E 27 SE,SE Roza Tr 51.01 13.42 3.280 13.97 0.240 8.84 4.20 1.49 2.83 0.720 8 31 42 424 544 34 309 191 42 16.3 25 19 143 5 24 47 4 HAL042

218 11N 43E 27 SE,SE Gr.Ronde,N2fs Tgfs 53.65 15.15 1.135 9.36 0.170 10.35 6.31 0.69 2.92 0.260 18 96 48 263 410 14 387 116 25 7.2 18 116 93 1 6 21 5 HAL041

219 11 N 43E 27 SE.SE Gr.Ronde,R2mr TgR2 53.41 14.37 1.635 11.23 0.176 9.26 5.58 1.05 3.03 0.256 27 108 41 306 433 26 303 135 29 10.0 22 54 102 0 8 24 3 HAL040

220 11N 43E 27 SE,SE Gr.Ronde,R2 TgR2 54.00 14.05 2.629 13.97 0.145 6.67 2.43 1.95 3.65 0.499 5 19 37 423 700 45 336 194 38 14.6 23 3 114 5 29 35 8 HAL038

221 11 N 43E 27 SE.SE Gr.Ronde,R2 TgR2 54.19 14.04 2.641 13.74 0.147 6.70 2.46 1.96 3.63 0.499 6 21 37 417 708 45 334 193 39 12.3 22 4 109 7 0 55 7 HAL038r

222 11 N 43E 27 SE,SE Gr.Ronde,R2 TgR2 54.33 13.66 2.241 13.09 0.188 7.36 3.52 1.64 3.47 0.501 5 18 44 374 642 35 317 181 37 15.1 24 26 129 5 21 49 7 HAL039

223 11 N 43E 30 SW,SW Roza Tr 51.07 13.35 3.260 14.13 0.228 8.56 4.43 1.34 2.94 0.700 6 33 47 412 553 32 305 191 43 16.5 22 19 138 2 17 51 6 HAL025

224 11 N 43E 34 NW.NE Gr.Ronde,N2fs Tgfs 53.63 15.10 1.104 9.36 0.172 10.39 6.41 0.67 2.91 0.240 18 99 48 257 362 13 388 112 24 6.6 21 52 90 1 19 31 1 HAL043

225 11 N 43E 34 NW.NE Gr.Ronde,N2fs Tgfs 53.97 14.82 1.163 9.60 0.18210.01 6.14 0.76 3.09 0.270 15 90 46 265 422 14 383 119 25 7.6 18 64 95 1 6 29 4 HAL044

226 11 N 43E 34 NE,NW Gr.Ronde,R2mr TgR2 53.74 14.41 1.694 10.85 0.191 9.35 5.28 1.07 3.14 0.270 20 92 43 321 469 23 313 138 31 9.1 21 48 104 3 23 41 4 HAL045

227 11 N 43E 34 NE.NW Gr.Ronde,R2 TgR2 54.45 13.78 2.215 12.39 0.197 7.73 3.82 1.76 3.23 0.420 8 21 39 367 602 40 321 180 38 12.3 22 49 134 3 31 50 4 HAL046

228 11N 43E 36 NW,SE Roza Tr 52.09 13.78 3.243 13.42 0.211 8.83 3.85 1.26 2.60 0.713 12 44 39 433 515 34 329 187 48 19.7 22 29 136 10 25 55 5 HST083

229 11N 44E 2 SE,SW Umatilla Tu 55.28 13.64 2.493 12.42 0.215 6.10 2.59 2.84 3.40 1.024 1 11 28 134 3581 47 279 441 51 27.2 19 3 122 11 43 63 6 HST025

230 11N 44E 3 NE,SW Gr.Ronde,N2sc Tgsc 54.15 14.31 1.766 11.68 0.207 8.80 4.90 1.02 2.87 0.298 10 55 39 307 508 29 311 149 36 11.5 23 30 111 9 22 46 5 HST096

231 11N 44E 4 SW,SE Umatilla Tu 54.07 13.83 2.982 12.56 0.272 7.02 2.71 2.53 3.17 0.855 0 16 30 224 2890 43 293 402 48 25.6 22 2 127 11 53 72 5 HST075

232 11N 44E 4 SW.NE Pr.Rap.,Lolo Tpr 49.93 13.28 3.049 14.30 0.253 8.94 5.77 1.11 2.61 0.748 53 102 40 341 479 25 281 169 44 18.1 19 35 130 7 18 50 2 HST071

233 11N 44E 4 SE,NW Pr.Rap.,Lolo Tpr 50.70 13.61 3.128 13.58 0.226 9.21 5.11 1.12 2.56 0.760 35 98 39 359 500 26 288 176 45 20.2 18 40 133 6 11 52 3 HST073

234 11N 44E 4 NW,SW Pr.Rap.,Lolo Tpr 51.79 14.38 3.365 11.41 0.211 10.08 3.94 1.25 2.74 0.821 50 115 42 385 630 28 314 187 50 19.1 22 46 146 6 23 63 2 HST077

235 11N 44E 4 SW,NE Pr.Rap.,Lolo Tpr 50.77 13.70 3.174 13.48 0.213 9.45 4.80 1.06 2.58 0.773 41 104 38 372 470 23 294 176 45 19.4 24 37 133 8 24 61 3 HST098

236 11N 44E 4 SE.NW Pr.Rap.,Lolo Tpr 50.24 13.62 3.099 13.80 0.231 9.19 5.53 0.98 2.59 0.721 56 123 42 356 484 20 288 161 42 17.0 19 27 129 4 14 45 2 HST072

237 11N 44E 4 NW,SW Gr.Ronde,N2sc Tgsc 54.49 14.50 1.788 11.85 0.179 8.52 4.23 1.16 2.97 0.313 12 55 39 279 482 24 309 151 34 11.2 23 33 105 8 27 34 3 HST078

238 11N 44E 4 SW,NE Gr.Ronde,N2sc Tgsc 54.10 14.08 1.765 11.53 0.206 8.95 4.98 1.14 2.95 0.291 16 59 37 316 478 26 310 148 33 13.6 21 38 111 5 20 46 6 HST097

239 11N 44E 5 NE.SE Pr.Rap.,Lolo Tpr 49.94 13.38 3.073 14.60 0.243 9.03 5.33 1.09 2.55 0.771 50 113 42 343 485 23 286 173 46 17.6 20 36 133 7 33 30 5 HST079

16 OPEN FILE REPORT 96-5

--------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------NORMALIZED R E S U L T S (weight per cent) TRACE ELEMENTS (ppm)

----------------------------------------------------------------- -------------------------------------------------------------------------------------------Map Part. Map Sample

no. Twp Rge Sec Sec Unit ldent. symb. Si02 AIP3 Ti02 FeO MnO CaO MgO Kp Na20 Pp5 Ni Cr Sc V Ba Rb Sr Zr y Nb Ga Cu Zn Pb La Ce Th no.

===============================--=============================================--==================--====================-===========-~-=----==============--====--=----~~-~====--~--~---240 11N 44E 6 NE.NW Pr.Rap.,Lolo Tpr 49.79 13.31 3.123 14.47 0.241 9.20 5.41 1.04 2.65 0.775 42 104 42 356 513 22 295 172 47 18.5 23 45 143 5 32 47 1 HST107

241 11N 44E 6 NE.NW Pr.Rap.,Lolo Tpr 50.02 13.17 3.077 14.68 0.231 9.22 5.51 0.94 2.43 0.727 48 115 45 377 512 17 290 170 45 17.9 21 39 128 6 25 55 4 HST108

242 11N 44E 6 NW.NE Roza Tr 51.31 13.14 3.147 14.49 0.233 8.63 4.21 1.48 2.67 0.700 19 49 38 418 587 32 310 185 45 18.2 22 34 136 8 26 43 3 HST109

243 11N 44E 6 NW.NE Roza Tr 51.53 13.34 3.148 14.00 0.223 8.71 4.27 1.45 2.60 0.727 19 46 38 421 543 33 307 183 44 17.8 26 23 137 8 23 30 7 HST110

244 11N 44E 7 NW.SW Pr.Rap.,Lolo Tpr 50.55 13.37 3.161 13.70 0.233 9.20 5.20 1.09 2.72 0.772 50 110 39 372 473 24 288 175 44 18.0 23 36 135 9 23 70 2 HST123

245 11N 44E 8 NE.NE Pr.Rap.,Lolo Tpr 51.75 14.27 3.318 12.09 0.201 9.67 4.13 1.16 2.61 0.810 40 115 43 372 495 26 304 183 50 19.7 25 43 147 5 34 68 4 HST104

246 11N 44E 8 NE.NE Roza Tr 51.73 13.85 3.026 13.24 0.221 8.98 4.21 1.27 2.85 0.632 25 72 40 400 504 29 311 177 43 17.7 16 43 143 7 19 43 1 HST105

247 11N 44E 9 NW.NW Pr.Rap.,Lolo Tpr 51.52 14.44 3.308 12.06 0.210 10.29 3.69 1.10 2.59 0.795 30 102 45 373 813 26 305 184 48 18.6 24 41 146 5 24 68 1 HST106

248 11N 44E 9 SW,NW Gr.Ronde,N2sc Tgsc 54.58 14.46 1.824 10.86 0.191 9.05 4.90 1.06 2.80 0.276 15 59 40 341 443 23 311 150 36 12.9 24 31 108 9 6 17 5 HST064

249 11N 44E 9 SE.SW Gr.Ronde,R2mr TgR2 55.43 14.89 1.718 9.30 0.179 9.13 5.02 1.11 2.94 0.278 29 117 43 310 570 24 312 143 33 12.1 21 51 102 6 18 45 4 HST063

250 11N 44E 9 NW.NW Gr.Ronde,R2mr? TgR2? 54.48 14.58 1.741 10.42 0.198 9.22 5.27 0.86 2.96 0.267 26 89 41 321 620 22 311 144 33 12.9 20 37 107 5 21 28 4 HST084

251 11N 44E 10 SE,NE Gr.Ronde,N2sc Tgsc 54.09 14.65 1.759 11.05 0.195 9.03 5.11 0.98 2.85 0.276 15 64 39 324 486 20 315 146 33 11.6 19 34 103 5 12 45 3 HST088

252 11N 44E 11 NE.NW Pr.Rap.,Lolo Tpr 50.42 13.68 3.115 13.91 0.232 9.09 5.33 1.12 2.35 0.756 43 109 39 356 478 27 281 173 43 17.8 23 42 141 8 19 51 4 HST024

252.1 11N 44E 16 SE.SE Gr.Ronde,R2 TgR2 53.20 14.34 2.179 13.85 0.190 7.97 4.10 1.11 2.66 0.408 13 28 38 376 474 30 325 174 38 15.3 25 34 122 9 16 32 5 HST011

252.2 11N 44E 16 SE.NW Gr.Ronde,R2 TgR2 55.67 13.53 2.389 12.36 0.208 7.19 3.37 1.68 3.20 0.410 4 20 36 364 667 37 325 175 39 14.7 21 8 131 9 27 48 4 HST061

252.3 11N 44E 16 NE.NW Gr.Ronde,R2 TgR2 55.73 13.91 2.283 11.67 0.205 7.29 3.59 1.76 3.10 0.456 10 18 37 370 877 46 319 173 38 14.5 21 32 122 10 21 49 3 HST062

253 11 N 44E 17 SW,SW Roza Tr 51.29 13.42 3.196 14.73 0.199 8.64 4.13 1.09 2.62 0.689 17 47 40 392 560 27 315 185 45 17.3 21 23 132 9 18 61 2 HST068

254 11N 44E 17 SW,NE Gr.Ronde,N2fs Tgfs 54.37 15.02 1.148 9.48 0.17610.00 5.99 0.76 2.78 0.269 21 96 46 255 390 18 380 120 27 9.7 16 67 88 6 19 48 4 HST015

255 11 N 44E 17 NW,SW Gr.Ronde,N2fs Tgfs 54.33 15.02 1.170 9.57 0.173 9.87 5.95 0.73 2.93 0.266 26 97 43 271 397 14 378 121 28 9.0 16 61 89 9 10 32 2 HST016

256 11N 44E 18 SE,SE Pr.Rap.,Lolo Tpr 50.43 13.57 3.068 13.64 0.230 9.07 5.53 1.23 2.46 0.760 45 115 40 357 536 25 288 172 45 18.9 23 32 133 10 20 55 4 HST070

257 11N 44E 18 NE.NW Gr.Ronde,N2sc Tgsc 54.21 14.42 1.728 11.25 0.190 9.05 5.05 1.02 2.82 0.265 8 52 39 315 438 25 311 144 34 13.0 21 32 106 6 12 40 2 HST124

258 11N 44E 18 NE.NW Gr.Ronde,N2fs Tgfs 54.24 15.28 1.123 8.88 0.16910.50 6.06 0.74 2.74 0.266 29 110 46 258 374 17 387 116 26 9.4 18 75 84 6 21 28 1 HST125

259 11N 44E 19 SW.NE Gr.Ronde,N2sc Tgsc 54.13 14.23 1.769 11.44 0.201 8.87 5.01 1.05 3.02 0.284 13 57 37 318 455 24 308 149 36 12.7 23 32 104 8 35 40 3 HST121

260 11N 44E 19 SE.NE Gr.Ronde,N2fs Tgfs 54.60 15.18 1.176 9.19 0.155 9.91 5.89 0.78 2.86 0.263 25 104 43 261 379 15 377 118 24 7.2 18 65 91 8 13 18 2 HST122

261 11N 44E 20 SE.NE Asotin Ta 50.83 16.09 1.427 9.53 0.155 11.32 7.71 0.45 2.29 0.187113 254 29 251 590 8 268 111 26 10.3 14 84 78 2 3 31 2 HST060

262 11 N 44E 20 NW.NW Gr.Ronde,N2sc Tgsc 54.58 14.41 1.758 10.83 0.204 8.86 4.99 1.06 3.03 0.283 13 64 39 315 470 25 309 147 35 13.2 17 33 106 7 33 41 2 HST066

263 11 N 44E 20 NW.NW Gr.Ronde,N2fs Tgfs 54.05 15.36 1.094 9.14 0.17410.24 6.17 0.66 2.86 0.252 24 106 46 269 477 11 392 111 25 7.2 15 51 88 4 20 20 0 HST065

263.1 11N 44E 21 NW.NE Gr.Ronde,R2 TgR2 54.40 14.65 1.648 10.91 0.191 8.78 5.05 1.17 2.93 0.263 25 96 37 327 434 30 296 139 32 12.4 19 52. 102 8 23 41 4 HST012

264 11 N 44E 22 NE.NW Gr.Ronde,R2 TgR2 55.10 13.97 2.110 12.12 0.200 7.32 4.01 1.54 3.21 0.410 10 16 35 380 591 40 301 170 39 15.7 23 45 120 5 HST010

265 11N 44E 22 SE,SE Gr.Ronde,R2 TgR2 55.86 14.01 2.294 11.98 0.183 6.43 3.52 1.79 3.48 0.463 7 22 34 343 685 46 309 193 43 15.8 22 15 133 10 20 47 3 HST008

266 11 N 44E 22 NW.SE Gr.Ronde,R2 TgR2 55.60 14.59 2.389 11.80 0.180 7.03 3.26 1.61 3.09 0.444 1 15 37 342 743 46 337 202 43 15.9 21 10 120 10 37 51 7 HST008b

267 11 N 44E 22 NW,SW Gr.Ronde,R2 TgR2 54.69 13.83 2.472 12.54 0.199 7.31 3.58 1.80 3.14 0.439 13 29 39 412 675 39 314 179 40 15.5 20 26 128 9 14 45 4 HST009

268 11N 44E 26 SE.NW Gr.Ronde,R2 TgR2 54.62 13.96 2.291 12.57 0.190 7.49 3.59 1.39 3.45 0.462 13 41 39 379 582 33 340 160 38 12.9 20 20 122 9 11 61 5 HST004

269 11 N 44E 26 SE,NE Gr.Ronde,N1 TgN1 55.34 14.43 1.693 11.04 0.143 7.97 4.75 1.23 3.16 0.247 8 28 39 311 440 37 318 142 31 10.0 19 36 103 6 17 32 4 HST001

270 11N 44E 26 SE,NE Gr.Ronde,N1 TgN1 55.10 14.50 1.713 10.99 0.179 8.42 4.72 1.15 2.96 0.272 10 28 39 316 448 28 324 144 34 12.7 20 39 109 7 12 26 2 HST002

271 11 N 44E 26 SW,NE Gr.Ronde,N1 TgN1 54.90 14.52 1.672 10.90 0.184 8.56 4.83 1.13 3.06 0.253 11 33 39 316 442 27 323 140 30 10.4 21 34 103 11 23 38 3 HST003

272 11 N 44E 26 NE.NW Gr.Ronde,R2 TgR2 54.84 14.14 2.169 11.76 0.239 7.81 4.08 1.37 3.19 0.376 9 29 35 381 667 34 331 161 38 12.6 25 22 124 11 24 53 7 HST005

273 11N 44E 26 NE.NW Gr.Ronde,R2 TgR2 54.59 13.95 2.139 12.46 0.201 7.78 4.08 1.44 2.99 0.367 6 24 41 373 566 35 323 157 37 13.7 19 20 122 10 22 31 2 HST006

274 11 N 44E 26 NE.NW Gr.Ronde,R2 TgR2 55.86 14.25 2.248 11.92 0.191 6.93 3.44 1.67 3.11 0.387 8 30 31 365 681 41 344 173 36 13.6 23 13 119 9 31 43 6 HST007

275 11N 44E 26 SW,SW Gr.Ronde,R2 TgR2 55.45 13.87 2.488 11.69 0.253 7.32 3.48 1.79 3.17 0.483 14 21 33 390 712 42 325 187 41 16.6 21 20 129 11 29 56 4 HST048

POMEROY 7.5-MINUTE QUADRANGLE, WASHINGTON 17

--------------~------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------NORMALIZED R E S U L T S (weight per cent) TRACE E L E M E N TS (ppm)

-------------------------------------------------------------------- ------------------------------------------------------------------Map Part. Map Sample no. Twp Rge Sec Sec Unit ldent. symb. Si02 Alp3 Ti02 FeO MnO Cao MgO f<iO Nap P20s Ni Cr Sc V Ba Rb Sr Zr y Nb Ga Cu Zn Pb La Ce Th no. =========-========--=-========--=--=========-=====================================================-===================--==============================================----=======--=======--276 11 N 44E 27 NE.SW Umatilla Tu 55.34 13.73 2.937 11.67 0.201 6.70 2.76 2.61 3.17 0.884 0 7 33 211 2949 41 277 401 50 25.7 20 2 129 9 51 69 6 HST058 277 11 N 44E 27 NW,SE Pr.Rap.,Lolo Tpr 50.77 13.74 3.109 13.41 0.225 9.22 5.17 1.14 2.46 0.750 43 107 40 370 479 27 284 174 46 18.2 20 44 135 8 27 44 6 HST057 278 11 N 44E 27 NW,SE Roza Tr 52.69 13.90 3.296 12.46 0.211 8.87 3.67 1.43 2.73 0.732 16 43 43 428 546 33 319 191 45 19.3 23 30 143 7 23 63 4 HST056 278.1 11N 44E 27 NW,SE Gr.Ronde,N2sc Tgsc 54.03 14.39 1.735 11.33 0.196 8.90 5.19 0.98 2.99 0.267 17 70 42 311 398 19 306 144 32 13.6 18 35 107 7 0 60 4 HST055 279 11 N 44E 27 SE,SE Gr.Ronde,R2mr TgR2 54.83 14.66 1.684 10.18 0.191 9.01 5.12 1.17 2.89 0.267 34 106 38 331 431 27 296 137 32 13.0 19 52 102 7 24 24 2 HST052 280 11 N 44E 27 SE,SE Gr.Ronde,R2mr TgR2 54.14 14.62 1.624 10.60 0.191 9.33 5.34 1.14 2.74 0.263 32 109 43 312 403 26 304 134 30 12.7 21 61 98 8 22 29 4 HST054 281 11 N 44E 27 SE.SE Gr.Ronde,R2 TgR2 55.15 14.10 2.142 11.78 0.201 7.69 3.84 1.50 3.14 0.452 19 34 42 366 589 37 313 169 41 13.8 24 30 122 7 35 50 5 HST049 282 11 N 44E 27 SE,SE Gr.Ronde,R2 TgR2 55.88 14.01 2.280 11.36 0.213 7.26 3.67 1.65 3.23 0.452 13 22 33 369 680 37 316 172 38 15.8 20 26 123 9 14 47 6 HST050 283 11 N 44E 27 SE,SE Gr.Ronde,R2 TgR2 55.30 13.90 2.251 12.08 0.203 7.32 3.65 1.62 3.23 0.443 17 25 35 396 658 38 316 174 39 15.2 21 32 121 10 19 56 5 HST051 284 11N 44E 28 NW.NE Umatilla Tu 54.96 13.77 3.110 11.76 0.198 6.83 2.89 2.34 3.34 0.800 9 14 31 251 2733 39 275 392 47 24.8 19 5 124 10 42 63 5 HST059 285 11 N 44E 30 SW.NW Umatilla Tu 54.83 13.73 2.753 12.41 0.220 6.39 2.55 2.93 3.25 0.951 3 12 29 177 3258 47 283 435 51 25.3 23 2 126 12 47 79 8 HST036 286 11 N 44E 30 NE.SW Roza Tr 52.01 13.59 3.160 13.60 0.209 8.59 4.02 1.27 2.84 0.701 28 58 39 424 561 29 313 186 45 17.7 23 26 136 12 19 59 4 HST082 287 11 N 44E 30 SW,SE Gr.Ronde,N2sc Tgsc 54.22 14.62 1.780 11.49 0.168 8.86 4.84 0.82 2.93 0.267 11 61 41 323 602 18 328 146 31 13.0 21 31 106 5 14 36 1 HST081 288 11N 44E 31 SW,NW Gr.Ronde,N2sc Tgsc 54.04 14.27 1.745 11.70 0.199 8.94 5.02 1.02 2.79 0.267 10 57 42 315 449 26 307 143 33 12.9 22 31 105 8 11 35 2 HST114 289 11N 44E 31 NW,SW Gr.Ronde,N2sc Tgsc 54.31 14.57 1.787 11.33 0.178 9.06 4.61 0.91 2.95 0.294 15 64 41 309 429 18 320 150 36 12.6 23 31 109 10 26 46 5 HST116 290 11N 44E 31 NW.SW Gr.Ronde,N2fs Tgfs 53.36 15.54 1.207 9.91 0.188 10.15 6.05 0.51 2.81 0.273 18 100 47 261 410 7 383 123 27 8.0 18 45 90 3 27 31 4 HST115 291 11 N 44E 32 SW,NW Pr.Rap.,Lolo Tpr 50.94 13.79 3.211 12.81 0.209 9.59 4.90 1.12 2.63 0.796 31 95 41 378 588 25 302 180 49 18.3 22 38 132 10 21 59 3 HST118 292 11 N 44E 32 NW,SE Gr.Ronde,N2sc Tgsc 54.45 14.34 1.780 11.09 0.194 8.93 4.90 1.12 2.92 0.283 23 69 38 323 446 22 309 149 34 12.8 21 33 109 6 19 39 3 HST120 293 11N 44E 32 NW,SE Gr.Ronde,N2fs Tgls 54.58 15.03 1.111 9.24 0.17810.02 6.08 0.81 2.70 0.268 38 109 41 250 384 17 385 116 26 8.6 21 50 81 7 13 28 1 HST119 294 11 N 44E 35 SE.SW Elephant Mtn. Tern 51.54 13.19 3.440 14.36 0.273 8.70 4.26 1.21 2.48 0.549 9 29 30 413 457 31 233 233 50 29.0 23 13 144 8 18 61 6 HST039 295 11N 44E 35 NW.SW Asotin Ta 51.02 16.14 1.424 9.59 0.15910.84 7.81 0.55 2.26 0.209 102 269 34 240 235 10 239 111 27 15.8 17 61 75 3 11 48 0 HST038 296 11N 44E 35 NW.NW Gr.Ronde,R2 TgR2 54.59 13.81 2.280 12.38 0.218 7.82 3.88 1.40 3.18 0.453 13 40 41 383 606 35 341 161 39 12.6 25 16 122 7 35 46 4 HST043 297 11 N 44E 35 NE.NW Gr.Ronde,N1 TgN1 55.10 14.77 1.694 10.42 0.173 8.73 4.86 1.11 2.86 0.271 14 43 34 316 428 26 330 142 34 11.5 20 27 104 6 3 31 2 HST042 298 11 N 44E 35 NW.NW Gr.Ronde,R2 TgR2 54.92 13.97 2.152 12.08 0.242 7.79 4.04 1.37 3.06 0.376 14 42 39 374 567 33 327 159 38 12.1 21 17 120 7 17 43 3 HST044 299 11 N 44E 35 NW.NW Gr.Ronde,R2 TgR2 56.62 13.96 2.242 11.50 0.180 6.62 3.27 1.88 3.34 0.384 4 24 34 358 672 53 328 175 37 14.3 23 8 118 13 5 46 4 HST045 300 11N 44E 35 NW,NW Gr.Ronde,R2 TgR2 55.40 14.21 2.342 12.17 0.192 7.14 3.43 1.52 3.14 0.447 4 25 36 344 651 32 327 186 40 15.5 23 10 128 9 20 51 7 HST046 301 11 N 44E 35 NW.NW Gr.Ronde,R2 TgR2 56.52 14.29 2.384 10.59 0.195 7.01 3.38 2.05 3.13 0.449 13 32 32 337 730 49 323 193 43 16.5 22 10 129 11 26 59 4 HST047 302 10N 41E 1 NE,NE Gr.Ronde,N2sc Tg 54.69 14.31 1.844 11.96 0.180 8.16 4.18 1.16 3.21 0.309 8 49 43 302 469 29 309 157 35 12.7 24 33 117 7 9 33 3 GP0015 303 10N 41E 1 SE.NE Gr.Ronde,N2sc Tg 55.16 14.68 1.801 9.15 0.181 9.26 5.33 1.13 3.05 0.267 12 57 41 323 591 25 328 152 34 11.6 22 37 114 5 21 44 4 GP0016 304 10N 41E 1 NE,NE Gr.Ronde Tg 53.87 14.12 2.037 11.59 0.194 9.11 4.79 0.83 3.18 0.285 3 33 41 353 443 16 332 152 31 11.2 22 26 125 4 9 31 4 GP0014 305 10N 42E 1 NE,NE Shumaker Creek Tsh 54.89 13.75 2.555 12.03 0.280 7.10 2.90 1.91 3.59 1.000 0 5 40 155 1216 46 356 254 63 19.6 25 1 166 7 40 99 10 HAL033 306 10N 42E 2 NE.NE Shumaker Creek Tsh 54.54 13.24 2.437 13.43 0.276 6.81 2.83 1.97 3.53 0.939 0 4 37 1671012 44 330 244 62 21.8 24 14 162 8 27 68 5 GP0105 307 10N 42E 2 NE.NE Shumaker Creek Tsh 55.19 13.57 2.514 12.14 0.277 6.92 2.65 2.15 3.62 0.974 0 3 38 162 1058 47 338 250 64 23.2 21 17 167 7 21 77 5 GP0105a 308 10N 42E 2 NE.NE Shumaker Creek Tsh 54.14 13.35 2.480 13.62 0.329 6.84 2.83 1.93 3.50 0.978 0 6 36 172 1044 41 334 240 63 22.7 27 14 165 8 45 78 5 GP0106 309 10N 42E 2 NE.NE Shumaker Creek Tsh 54.78 13.21 2.434 13.44 0.242 6.62 2.78 1.91 3.64 0.943 0 4 39 160 1092 39 330 247 63 23.5 23 10 155 9 34 81 3 GP0107 310 10N 42E 2 NE.NE Gr.Ronde,N2sc Tg 53.38 14.66 1.843 11.81 0.248 9.01 5.00 0.88 2.89 0.281 4 53 37 325 381 22 316 154 34 13.0 24 22 116 4 15 18 5 GP0109 311 10N 42E 2 NE,NE Gr.Ronde,N2sc Tg 54.44 14.22 1.796 10.93 0.229 8.84 5.11 1.18 2.98 0.281 6 47 35 315 454 29 308 151 36 13.2 20 27 110 7 21 41 2 GP0110 312 10N 42E 2 NE.NE Gr.Ronde Tg 52.22 17.98 2.314 13.72 0.118 7.56 2.63 0.26 2.86 0.338 6 62 43 258 377 6 353 184 37 15.1 26 23 114 3 19 59 2 GP0108 313 10N 42E 4 NE.SE Shumaker Creek Tsh 56.20 14.21 2.643 10.70 0.206 6.71 2.42 1.99 3.91 1.007 0 4 43 162 1256 48 360 262 65 22.2 23 13 170 7 24 83 6 HRS001 314 10N 42E 4 NE,SE Fr.Spr.,Sent.G. Tfsg 52.39 13.54 3.187 13.03 0.211 8.43 3.97 1.40 3.18 0.657 8 29 41 445 603 36 323 195 43 14.6 27 11 151 4 11 42 6 HRS002 315 10N 42E 4 SE.SE Fr.Spr.,Sent. G. Tfsg 53.52 13.81 3.239 11.17 0.198 8.57 4.16 1.50 3.15 0.677 6 29 42 450 825 39 350 199 47 16.6 27 18 146 6 21 42 7 HRS003

18 OPEN FILE REPORT 96-5

----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------NORMALIZED R E S U L T S (weight per cent) TRACE E L E M E N T S (ppm)

--------------------------------------------------------------- ---------·------------------------------------------------------------------------------------Map Part. Map Sample

no. Twp Rge Sec Sec Unit ldent. symb. Si02AIP3 Ti02 FeO MnO CaO MgO l<iO Nap Pp5 Ni Cr Sc V Ba Rb Sr Zr y Nb Ga Cu Zn Pb La Ce Th no.

-----======---~--~-===========~=-==============--===========--===-==============--==========--===--===--===========--===================--============================================-316 10N 42E 4 SE.SE Eckler Mtn.,Dod. Ted 51.78 14.83 1.466 11.38 0.175 10.02 6.12 0.73 3.15 0.347 36 148 42 329 366 14 364 125 29 7.3 19 77 103 2 17 23 2 HRS004

317 10N 42E 4 SE,SE Gr.Ronde,N2sc Tg 54.51 14.92 1.843 9.52 0.176 9.33 5.04 1.22 3.14 0.290 12 54 45 323 472 26 325 155 34 11.1 24 29 112 3 29 36 3 HRS005

318 10N 42E 4 SE.SE Gr.Ronde,N2sc Tg 53.74 15.19 1.870 10.42 0.186 9.00 5.32 0.89 3.10 0.289 11 62 48 311 571 12 331 156 41 10.9 20 27 115 5 15 36 5 HRS006

319 10N 42E 4 SE.SE Gr.Ronde,N2sc Tg 54.02 14.26 1.825 11.90 0.197 8.88 4.60 1.01 3.02 0.299 5 51 45 312 441 30 316 154 36 11.0 21 25 118 3 12 36 3 HRS007

320 10N 42E 7 SW,SW Fr.Spr.,SentG. Tfsg 52.47 13.80 3.237 12.44 0.204 8.57 4.07 1.35 3.18 0.685 1 25 41 460 694 31 332 197 48 17.8 26 29 155 4 19 69 4 GRS002

321 10N 42E 7 NW,SW Eckler Mtn.,Dod. Ted 52.72 15.85 1.442 10.59 0.12610.14 5.09 0.62 3.09 0.342 32 168 47 345 308 9 388 125 31 9.6 20 80 92 3 1 36 2 GRS001

322 10N 42E 8 SW.SW Shumaker Creek Tsh 55.46 13.68 2.540 11.72 0.246 6.95 2.82 1.85 3.76 0.973 0 7 40 1611071 43 346 250 70 23.0 27 12 165 10 42 92 5 HRS015

323 10N 42E 8 SE,NW Shumaker Creek Tsh 54.68 13.53 2.503 12.39 0.314 7.03 3.02 2.10 3.44 0.990 0 3 40 1571284 42 354 248 66 23.6 21 13 158 9 40 83 4 HRS035

324 10N 42E 8 NE,SW Fr.Spr.,Lyns.F. Tfly 52.55 13.27 3.089 13.32 0.210 8.41 4.26 1.31 3.00 0.577 9 28 41 419 sn 31 312 191 44 17.5 24 17 140 6 25 51 6 HRS036

325 10N 42E 8 NE.SW Fr.Spr.,SentG. Tfsg 52.57 13.81 3.273 12.44 0.202 8.64 4.02 1.35 3.04 0.661 4 28 41 448 639 31 335 195 49 16.7 27 18 158 6 28 81 4 HRS037

326 10N 42E 8 NE,SE Gr.Ronde Tg 53.76 14.33 1.930 11.40 0.188 9.13 5.20 0.96 2.84 0.270 6 34 39 347 370 20 325 147 39 12.3 21 28 114 6 14 36 3 HRS038

327 10N 42E 8 NE.SE Gr.Ronde Tg 56.94 13.92 1.983 11.04 0.169 6.93 3.47 1.92 3.31 0.304 1 13 35 340 677 53 311 181 39 13.2 23 11 118 11 32 48 6 HRS039

328 10N 42E 9 NW.NW Shumaker Creek Tsh 55.14 13.56 2.520 12.49 0.254 6.85 2.83 1.79 3.60 0.960 0 8 42 166 1025 40 337 243 63 21.3 23 14 160 9 30 83 6 HRS016

329 10N 42E 9 NW.NE Gr.Ronde,R2mr Tg 51.72 15.53 1.771 12.64 0.181 9.76 4.72 0.44 2.98 0.254 22 119 45 306 408 8 329 146 30 11.7 23 51 106 3 27 36 3 HRS010

330 10N 42E 9 NW.NE Gr.Ronde,R2mr Tg 53.52 14.76 1.672 10.56 0.172 9.67 5.40 0.96 3.03 0.254 25 112 41 317 423 22 320 136 35 10.9 21 83 123 3 12 56 7 HRS011

331 10N 42E 9 NE.NE Gr.Ronde,R2 Tg 57.27 14.00 2.002 10.52 0.174 6.97 3.30 2.15 3.28 0.332 0 13 35 323 768 56 317 186 37 12.9 21 6 121 9 27 47 7 HRSOOS

332 10N 42E 9 NE.NE Gr.Ronde,R2 Tg 55.40 13.85 2.307 11.82 0.200 7.29 3.56 1.89 3.26 0.414 5 18 40 370 899 44 328 184 40 12.9 23 23 132 4 23 20 8 HRS009

333 10N 42E 9 SW,NW Gr.Ronde,R2 Tg 54.84 13.67 2.250 12.94 0.192 7.15 3.66 1.58 3.31 0.403 4 17 38 374 648 37 310 181 42 16.1 22 24 130 7 26 43 6 HRS040

334 10N 42E 9 NW.SE Gr.Ronde,R2 Tg 55.24 14.06 2.595 11.68 0.174 7.53 3.38 1.70 3.21 0.440 6 17 34 409 677 41 329 192 43 15.1 25 25 138 5 7 59 4 HRS041

335 10N 42E 9 NE,SE Gr.Ronde,R2 Tg 54.65 13.65 2.203 12.91 0.199 7.67 3.64 1.59 3.06 0.413 2 21 35 372 591 45 315 178 43 15.7 23 43 131 9 16 55 8 HRS042

336 10N 42E 9 NW.NE Gr.Ronde Tg 55.61 14.12 1.943 11.04 0.267 7.77 3.97 1.65 3.31 0.312 14 19 37 333 812 48 332 167 34 11.3 24 23 118 8 19 38 8 HRS012

337 10N 42E 9 SW,NE Gr.Ronde Tg 54.75 14.23 1.954 12.25 0.175 7.77 4.01 1.30 3.27 0.293 5 23 37 327 616 29 328 165 36 9.7 23 25 113 5 15 36 8 HRS013

338 10N 42E 9 NE.SE Gr.Ronde Tg 55.34 14.05 1.924 11.73 0.172 7.66 4.24 1.45 3.13 0.304 4 18 37 348 610 38 325 165 35 11.6 22 22 115 9 15 25 4 HRS043

339 10N 42E 9 NE.SE Gr.Ronde Tg 57.43 13.84 1.955 11.07 0.173 6.61 3.31 1.82 3.48 0.306 1 14 33 330 658 54 298 178 37 15.5 22 11 115 10 26 48 5 HRS044

340 10N 42E 10 SE,SW Gr.Ronde,N2sc Tg 54.42 14.54 1.805 10.48 0.170 8.78 5.29 1.06 3.20 0.266 21 53 38 338 457 25 309 151 33 10.3 21 38 107 7 11 31 4 HRS048

341 10N 42E 10 NW.SW Gr.Ronde Tg 57.15 13.96 1.978 10.67 0.202 7.04 3.49 1.94 3.27 0.309 0 11 34 339 745 50 316 180 36 12.7 22 8 116 9 20 57 6 HRS045

342 10N 42E 10 SW,SW Gr.Ronde Tg 54.31 14.14 1.799 11.30 0.187 8.50 5.14 1.12 3.21 0.296 7 49 35 311 465 26 296 152 34 13.3 20 28 114 8 19 38 5 HRS046

343 10N 42E 10 SE,SW Gr.Ronde Tg 54.44 14.19 1.788 11.14 0.180 8.52 5.21 1.10 3.16 0.280 8 49 37 311 455 29 300 150 34 10.4 24 26 109 4 12 58 3 HRS047

344 10N 42E 13 SE.SE Fr.Spr.,Sent.G. Tfsg 52.36 13.54 3.210 12.88 0.223 8.48 4.18 1.38 3.08 0.660 3 26 44 427 709 31 337 197 47 17.8 21 9 146 7 25 56 10 HPE014

345 10N 42E 13 SW,SE Gr.Ronde,N2sc Tgsc 53.42 14.41 1.799 11.85 0.188 9.13 5.05 0.96 2.92 0.264 8 56 44 305 451 20 318 152 32 12.1 21 28 112 1 24 47 3 HPE015

346 10N 42E 15 NW.NE Fr.Spr.,Sent.G. Tfsg 52.67 13.21 3.101 13.08 0.223 8.24 4.29 1.56 2.98 0.664 3 18 39 437 592 36 305 187 45 17.4 24 13 148 7 28 29 6 HRS049

347 10N 42E 15 NE,NW Gr.Ronde,N2sc Tg 53.60 14.30 1.766 11.61 0.196 9.06 5.17 1.10 2.94 0.262 8 50 46 323 4 26 308 149 30 10.2 24 33 108 3 19 50 5 HRS014

348 10N 42E 18 SE,NW Fr.Spr.,Lyns.F. Tfly 52.35 13.27 3.174 13.81 0.206 8.55 3.92 1.28 2.87 0.586 4 32 40 500 580 34 321 191 46 16.4 24 15 148 5 7 67 3 GRS003

349 10N 42E 25 SW,NW Shumaker Creek Tsh 54.43 13.50 2.495 12.62 0.270 7.08 2.96 1.85 3.71 1.090 0 6 36 1771042 41 344 248 63 20.5 25 7 168 7 40 93 5 HPE051

350 10N 42E 25 NW.SW Fr.Spr.,Sent.G. Tfsg 52.09 13.33 3.131 13.62 0.226 8.36 4.04 1.44 3.12 0.641 6 26 42 446 577 37 323 193 47 16.9 22 8 138 7 19 61 2 HRS018

351 1 ON 42E 25 SE,NE Gr.Ronde,N2sc Tgsc 52.83 14.76 1.933 12.41 0.209 9.14 4.70 0.76 2.95 0.302 6 49 44 311 422 19 325 162 35 10.9 21 24 118 2 24 46 5 HPE012

352 1 ON 42E 25 NE.NE Gr.Ronde,N2sc Tgsc 53.48 14.65 1.865 11.95 0.193 9.06 4.74 0.88 2.90 0.285 6 49 48 313 419 22 319 158 33 12.9 22 22 112 5 6 35 7 HPE013

353 10N 42E 25 NW,NE Gr.Ronde,N2sc Tgsc 53.11 14.54 1.867 12.09 0.193 8.96 4.97 0.93 3.03 0.295 8 51 43 324 460 21 318 159 32 10.1 22 22 113 5 13 56 5 HPE016

354 10N 42E 25 NW,NE Gr.Ronde,N2sc Tgsc 54.37 14.50 1.859 11.98 0.167 8.37 4.19 1.28 2.96 0.322 11 39 44 323 481 34 342 156 35 10.7 21 20 109 6 27 28 7 HPE017

355 10N 42E 25 SW,NE Gr.Ronde,R2mr TgR2 53.69 14.98 1.622 10.06 0.15710.10 5.42 0.88 2.84 0.248 32 135 47 313 346 25 325 132 31 11.1 22 47 101 4 10 29 3 HPE018

356 1 ON 42E 26 NE,NE Gr.Ronde,N2sc Tg 54.18 14.26 1.788 11.34 0.181 8.82 5.02 1.00 3.13 0.269 5 51 39 327 438 23 308 149 35 11.1 22 34 110 5 13 43 5 HRS050

POMEROY 7.5-MINUTE QUADRANGLE, WASHINGTON 19

-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------NORMALIZED R E S U L T S (weight per cent) TRACE E L E M E NT S (ppm)

-------------------------------------------------------------------- ------------------------------------------------------------------~---------------Map Part. Map Sample no. Twp Rge Sec Sec Unit ldent. symb. Si02AIP3 Ti02 FeO MnO CaO MgO Kp Na20 PPs Ni Cr Sc V Ba Rb Sr Zr y Nb Ga Cu Zn Pb La Ce Th no. =================================================================--=============-=================--=====================================--=========--============================-~-==== 357 10N 42E 29 NE.SE Shumaker Creek Tsh 55.04 13.45 2.517 13.23 0.248 6.42 2.62 1.89 3.64 0.948 0 5 39 163 1040 49 331 244 66 22.7 23 12 168 7 39 80 5 HRS051 358 10N 42E 32 NE.NE Shumaker Creek Tsh 55.32 13.38 2.496 12.37 0.229 6.80 2.89 1.90 3.67 0.950 0 6 39 1601021 44 327 245 66 21.7 24 5 159 7 34 81 4 HRS053 359 10N 42E 32 SE.NE Shumaker Creek Tsh 55.04 13.29 2.466 13.23 0.226 6.54 2.74 1.91 3.62 0.949 0 6 38 154 1015 50 328 248 65 23.1 24 9 157 10 42 78 6 HRS054 360 10N 42E 33 SE.NW Shumaker Creek Tsh 54.73 14.30 2.647 11.59 0.251 7.13 2.93 1.71 3.70 1.010 1 3 39 1731156 28 356 257 70 22.4 24 11 171 9 38 68 5 HRS055 361 10N 42E 33 SW.NW Shumaker Creek Tsh 54.53 13.46 2.494 13.16 0.269 6.88 2.85 1.82 3.57 0.976 0 5 37 159 1070 38 339 249 65 23.1 22 12 166 9 34 77 4 HRS056 362 1 ON 42E 33 NE.SW Shumaker Creek Tsh 55.43 13.34 2.500 13.25 0.258 6.39 2.29 1.91 3.68 0.950 0 5 39 157 1085 47 336 247 65 22.5 24 8 168 10 21 73 5 HRS057 363 1 ON 42E 33 NE,NW Eckler Mtn.,Dod. Ted 51.21 15.35 1.401 11.23 0.213 10.32 6.27 0.50 3.18 0.326 40 168 47 342 354 6 392 122 31 9.0 19 87 101 3 9 28 0 HRS052 364 1 ON 42E 36 SW.SE Shumaker Creek Tsh 54.66 13.44 2.495 12.91 0.290 6.90 2.94 1.85 3.55 0.960 0 4 41 164 1069 42 348 245 63 21.0 23 10 163 9 18 81 3 HPE052 365 10N 42E 36 NW,SW Fr.Spr.,Sent.G. Tfsg 52.35 13.47 3.176 13.27 0.211 8.40 4.08 1.30 3.10 0.660 0 24 43 459 640 31 328 198 47 17.7 23 6 145 5 8 57 4 HRS017 366 367 10N 43E 2 NW,NE Gr.Ronde,N2sc Tgsc 54.04 14.32 1.812 10.92 0.195 9.06 5.12 1.19 3.05 0.288 9 51 44 307 547 26 316 153 31 9.9 22 22 107 3 23 45 5 HAL026 368 10N 43E 2 NW.NE Gr.Ronde,N2fs Tgfs 53.86 14.83 1.175 9.62 0.183 10.16 6.15 0.80 2.95 0.273 18 95 47 264 466 16 388 124 26 7.9 20 52 91 4 27 29 4 HAL027 369 10N 43E 2 NW.NE Gr.Ronde,R2mr TgR2 53.66 14.45 1.644 11.26 0.182 9.21 5.16 1.10 3.08 0.261 28 110 41 316 476 28 304 135 30 11.1 21 62 102 3 20 41 4 HAL028 370 10N 43E 2 NW.NE Gr.Ronde,R2mr TgR2 53.43 14.50 1.637 10.90 0.183 9.48 5.50 0.98 3.13 0.260 25 112 41 319 408 19 308 134 30 9.6 20 51 100 3 15 32 3 HAL029 371 10N 43E 3 NW.NW Gr.Ronde,N2fs Tgfs 53.83 15.10 1.114 9.17 0.172 10.26 6.35 0.73 3.02 0.254 18 96 41 273 368 15 385 116 25 7.8 21 36 92 7 1 31 1 HAL064 372 10N 43E 4 NE.NW Gr.Ronde,N2fs Tgfs 54.08 15.01 1.118 9.07 0.172 10.20 6.29 0.82 2.99 0.257 17 91 44 266 417 17 388 118 24 8.5 16 51 86 2 19 35 0 HAL063 373 10N 43E 5 SW.NW Shumaker Creek Tsh 54.67 13.39 2.477 13.31 0.260 6.86 2.88 1.91 3.26 0.970 0 5 39 155 1335 48 351 246 62 19.9 22 7 160 6 36 88 7 HAL056 374 10N 43E 5 SW.NW Shumaker Creek Tsh 55.78 13.51 2.512 11.58 0.270 7.02 2.81 2.00 3.56 0.980 0 6 36 154 1340 51 351 252 61 21.7 23 5 173 9 33 88 8 HAL057 375 10N 43E 5 SW.NW Shumaker Creek Tsh 55.68 13.71 2.540 11.40 0.250 6.98 2.78 2.04 3.64 0.990 0 7 39 1571159 48 360 255 64 21.7 21 10 172 10 49 78 4 HAL058 376 10N 43E 5 NW.NE Shumaker Creek Tsh 54.83 13.36 2.480 12.87 0.260 6.86 2.84 1.95 3.58 0.970 0 6 40 158 1043 44 342 247 59 21.2 25 9 167 8 43 82 3 HAL062 377 10N 43E 5 NE.SW Gr.Ronde,N2sc Tgsc 54.81 14.39 1.816 11.06 0.185 8.50 4.50 1.32 3.10 0.321 11 38 36 319 571 29 347 155 32 11.0 21 23 117 8 2 57 5 HAL060 378 10N 43E 5 NE,SW Gr.Ronde,R2mr TgR2 52.20 14.48 1.683 11.65 0.196 9.83 5.74 0.67 3.27 0.266 13 122 41 352 402 11 369 117 30 10.2 19 45 107 2 16 32 0 HAL059 379 10N 43E 5 NE.SW Gr.Ronde,R2mr TgR2 53.44 14.76 1.656 10.67 0.191 9.58 5.53 0.89 3.02 0.259 23 110 41 328 614 22 329 136 29 11.2 20 45 103 3 11 40 4 HAL061 380 10N 43E 6 SW.NW Shumaker Creek Tsh 54.13 13.34 2.486 13.58 0.290 6.91 2.81 1.87 3.63 0.960 0 4 37 158 1048 42 337 248 57 22.2 20 8 159 8 36 66 8 HAL031 381 10N 43E 6 SW.NW Shumaker Creek Tsh 54.20 13.27 2.480 13.76 0.260 6.67 2.92 1.89 3.60 0.950 0 50 36 162 1018 46 329 245 57 21.0 25 4 157 9 39 72 7 HAL032 382 10N 43E 6 NW.SW Gr.Ronde,N2sc Tgsc 53.58 14.22 1.805 11.79 0.186 9.07 5.08 1.00 3.00 0.271 10 52 39 318 442 23 313 152 32 11.6 20 20 108 6 25 31 2 HAL030 383 10N 43E 10 NW.NW Gr.Ronde,N2sc Tgsc 53.33 14.57 1.827 11.56 0.192 9.14 5.05 0.96 3.08 0.294 6 47 44 312 448 23 319 155 33 11.3 22 22 110 4 14 53 4 HPE050 384 10N 43E 11 SW.SE Gr.Ronde,N2fs Tgfs 54.22 14.96 1.174 9.37 0.174 10.23 5.84 0.84 2.91 0.273 13 95 42 260 410 17 387 123 26 7.9 22 62 92 5 12 40 1 HPE036 385 10N 43E 11 SE.SE Gr.Ronde,R2mr TgR2 53.53 14.54 1.650 10.98 0.185 9.53 5.39 1.02 2.92 0.264 27 105 43 307 469 26 313 138 31 11.8 20 64 102 0 0 50 3 HPE035 386 10N 43E 14 SE,NW Roza Tr 52.02 13.82 3.264 12.56 0.494 8.93 4.01 1.29 2.88 0.732 36 56 40 433 688 31 332 192 47 17.6 26 26 139 8 6 61 5 HPE005 387 10N 43E 14 SE.NW Gr.Ronde,N2sc Tgsc 54.21 14.37 1.790 10.77 0.205 9.00 5.14 1.17 3.06 0.293 8 51 44 311 551 29 316 155 36 11.0 24 19 112 5 16 37 5 HPE032 388 10N 43E 14 SE.NW Gr. Ronde, N2sc Tgsc 53.67 14.36 1.821 11.59 0.203 8.90 5.07 1.12 2.97 0.288 7 51 44 321 491 27 312 155 34 10.4 21 20 111 4 25 46 2 HPE033 389 10N 43E 14 SE.NW Gr.Ronde,N2sc Tgsc 53.93 14.27 1.791 11.06 0.202 9.06 5.21 1.15 3.06 0.286 9 51 42 320 460 25 313 152 33 12.1 25 22 105 3 20 46 2 HPE034 390 10N 43E 17 SW.NE Roza Tr 51.23 13.53 3.310 13.58 0.222 8.77 4.30 1.35 2.99 0.730 10 33 41 431 613 30 317 198 47 17.3 24 25 146 5 22 62 3 HPE039 391 1 ON 43E 17 SW.NE Shumaker Creek Tsh 54.62 13.51 2.472 12.66 0.390 6.87 2.87 1.93 3.70 0.970 0 8 42 164 1170 41 355 248 58 21.2 24 11 165 7 17 88 4 HPE047 392 10N 43E 17 NW.SE Gr.Ronde,N2sc Tgsc 53.98 14.32 1.789 11.29 0.193 8.87 5.02 1.16 3.09 0.283 2 44 43 318 452 27 312 152 32 12.8 21 21 114 6 20 26 2 HPE048 393 10N 43E 17 NW.SE Gr.Ronde,R2mr TgR2 53.84 14.77 1.655 10.26 0.174 9.77 5.29 0.94 3.04 0.258 24 118 45 318 411 20 325 136 31 10.5 21 64 106 3 18 30 2 HPE049 394 10N 43E 18 NW.SE Shumaker Creek Tsh 54.44 13.59 2.460 13.55 0.261 6.86 2.77 1.74 3.38 0.946 7 19 42 166 1027 31 337 238 62 22.0 22 10 156 10 28 77 5 HPEOOS 395 10N 43E 19 SE.SW Fr.Spr.,Sent.G. Tfsg 52.45 13.42 3.180 13.07 0.215 8.43 4.10 1.39 3.08 0.650 5 28 46 455 588 33 325 194 44 16.0 25 11 146 6 23 60 7 HPE011 396 10N 43E 19 SE.SW Eckler Mtn.,Dod. Ted 52.31 15.69 1.457 11.14 0.12910.17 5.33 0.51 2.92 0.334 36 171 46 316 342 9 387 125 31 8.9 20 77 154 0 16 25 3 HPE010 397 10N 43E 19 NE.NW Gr.Ronde,N2sc Tgsc 53.67 14.49 1.751 11.40 0.190 9.21 5.11 0.99 2.92 0.267 7 54 42 301 479 24 317 149 30 13.0 22 29 110 5 11 36 6 HPE009

20 OPEN FILE REPORT 96-5

-----------------------------------------------.. ---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------NORMALIZED R E S U L T S (weight per cent) TRACE ELEMENTS (ppm)

-------------------------------------------------------------------- -------------------------------------------------------------------------------Map Part. Map Sample

no. Twp Age Sec Sec Unit Iden!. symb. Si02 AJp3 Ti02 FeO MnO CaO MgO l<iO Nap PPs Ni Cr Sc V Ba Rb Sr Zr y Nb Ga Cu Zn Pb La CeTh no.

---~====---~-==-============-=========--==========-=================================================-~-========================================--=================--- --== 398 1 ON 43E 20 NE.NE Shumaker Creek Tsh 54.98 13.53 2.511 12.33 0.260 6.96 2.88 1.92 3.65 0.970 0 7 40 1581141 42 350 251 66 23.0 26 9 166 7 48 82 8 HPE037

399 10N 43E 20 SE,NE Shumaker Creek Tsh 55.69 13.68 2.546 11.13 0.270 7.15 2.93 2.02 3.59 0.990 0 4 42 1631181 50 356 252 64 21.6 25 13 164 8 24 59 6 HPE038

400 10N 43E 21 SE,NW Shumaker Creek Tsh 54.82 13.61 2.449 12.95 0.276 6.92 2.84 1.82 3.38 0.944 6 18 37 1681032 39 340 239 61 24.1 21 12 155 14 39 69 6 HPE004

401 10N 43E 21 SW.NW Gr.Ronde,N2sc Tgsc 54.40 14.53 1.785 11.74 0.181 8.65 4.73 1.00 2.70 0.287 6 55 41 304 434 28 310 149 33 13.5 19 26 110 7 14 38 3 HPE003

402 10N 43E 25 NW.NW Gr.Ronde,N2sc Tgsc 54.46 15.27 1.804 10.49 0.170 9.18 4.74 0.77 2.84 0.271 11 65 40 323 427 22 328 148 34 12.9 23 33 115 7 32 44 2 HPH014

403 10N 43E 27 NE,NW Shumaker Creek Tsh 55.02 13.55 2.454 12.75 0.278 6.93 2.82 1.91 3.32 0.962 0 17 35 170 1037 46 345 240 64 23.5 25 16 155 10 48 59 5 HPE001

404 10N 43E 28 NE.SW Shumaker Creek Tsh 54.29 13.78 2.482 13.62 0.258 6.95 2.85 1.61 3.19 0.973 2 11 38 1721031 33 343 243 63 24.0 21 15 153 13 36 88 5 HPE002

405 10N 43E 31 NW,NW Fr.Spr.,Sent.G. Tfsg 52.47 13.62 3.200 12.63 0.211 8.48 4.15 1.31 3.26 0.660 4 25 44 446 667 33 336 197 49 16.8 26 8 148 6 32 61 4 HPE022

406 10N 43E 31 SW.SE Fr.Spr.,Sent.G. Tfsg 52.35 13.75 3.260 12.68 0.200 8.59 4.03 1.33 3.11 0.690 5 23 44 449 624 31 328 199 45 17.8 27 15 145 1 23 61 4 HPE030

407 10N 43E 31 NE.NE Gr.Ronde,N2sc Tgsc 54.44 14.36 1.761 11.21 0.198 9.06 4.79 1.11 2.79 0.285 15 60 42 306 404 27 312 147 33 11.2 20 31 107 9 16 43 2 HPE007

408 10N 43E 31 NE.NW Gr.Ronde,N2sc Tgsc 54.21 14.61 1.836 10.55 0.185 9.14 4.83 1.12 3.23 0.286 7 49 42 319 483 24 325 156 34 13.6 25 27 111 4 24 54 2 HPE021

409 10N 43E 31 NW.NE Gr.Ronde,R2mr TgR2 53.32 14.56 1.677 11.51 0.165 9.45 5.23 0.83 2.99 0.260 20 94 45 317 408 20 316 140 33 11.1 20 57 101 4 8 45 2 HPE020

410 1 ON 43E 32 NE.NE Gr.Ronde,R2mr TgR2 54.07 15.01 1.585 10.35 0.155 9.56 5.30 0.91 2.81 0.249 38 142 41 326 350 18 311 128 31 10.5 17 79 97 6 15 35 0 HPE006

411 10N 43E 32 NW,NE Gr.Ronde,R2mr TgR2 54.77 14.89 1.765 9.43 0.184 9.27 5.00 1.21 3.20 0.283 30 86 44 329 489 31 324 149 34 9.7 22 47 111 7 13 54 6 HPE019

412 10N 43E 32 SE,SE Gr.Ronde,R2mr TgR2 54.23 14.50 1.730 10.88 0.183 9.12 4.91 1.07 3.10 0.277 20 95 45 323 479 24 308 143 33 11.3 20 43 107 5 24 44 4 HPE028

413 10N 43E 32 SE,SE Gr.Ronde,R2mr TgR2 54.02 14.59 1.746 10.63 0.179 9.33 5.06 1.04 3.13 0.279 19 82 43 332 437 24 312 143 33 13.5 24 50 163 7 16 41 3 HPE029

414 10N 43E 32 SW,SE Gr.Ronde,R2 TgR2 55.09 13.68 2.214 12.35 0.187 7.62 3.53 1.70 3.24 0.387 1 16 38 393 638 44 317 179 40 14.9 23 20 128 5 19 64 3 HPE027

415 10N 43E 33 SW,NW Gr.Ronde,N2sc Tgsc 54.13 14.33 1.812 10.88 0.191 9.48 4.68 1.08 3.13 0.291 9 51 42 323 450 30 312 154 41 11.2 20 28 112 6 16 61 4 HPE025

416 10N 43E 33 NW.SW Gr.Ronde,N2sc Tgsc 54.09 14.36 1.802 10.99 0.215 9.14 4.96 1.13 3.03 0.282 5 54 41 328 633 28 327 153 33 11.6 22 29 112 6 7 46 3 HPE057

417 10N 44E 2 SW.SW Asotin Ta 50.74 16.19 1.391 9.41 0.160 11.25 7.96 0.49 2.23 0.169129 294 36 267 203 9 245 105 24 11.4 14 71 76 2 0 22 0 HPH016

418 10N 44E 2 NW.NW Umatilla Tu 53.99 13.38 3.093 12.51 0.227 7.22 2.98 2.62 3.18 0.803 0 12 38 241 2666 43 277 389 48 24.7 26 12 128 10 32 80 6 HST099

419 10N 44E 2 SW,SW Pr.Rap.,Lolo Tpr 51.35 14.39 3.325 11.85 0.195 10.50 3.74 1.10 2.74 0.809 34 107 40 393 520 24 311 184 48 19.1 22 45 159 6 12 45 3 HPH015

420 10N 44E 2 NE,SW Pr.Rap.,Lolo Tpr 50.38 13.75 3.290 13.22 0.204 9.61 4.83 1.12 2.82 0.780 38 96 42 369 433 26 298 185 46 46.0 24 34 141 6 39 69 2 HPH034

421 10N 44E 2 NW.NE Pr.Rap.,Lolo Tpr 50.17 13.68 3.108 13.24 0.278 9.90 5.13 1.19 2.54 0.775 37 97 40 362 476 24 293 176 46 19.8 20 31 129 5 31 76 2 HST040

422 10N 44E 2 NW.NW Pr.Rap.,Lolo Tpr 50.43 13.53 3.125 13.66 0.231 9.11 5.46 1.10 2.59 0.758 40 105 39 358 476 22 290 173 44 17.0 23 32 135 8 23 67 3 HST100

423 10N 44E 2 NW.NW Pr.Rap.,Lolo Tpr 50.18 13.29 3.201 14.19 0.234 9.35 5.12 1.14 2.53 0.776 34 97 43 361 426 25 288 176 47 18.6 22 49 143 6 29 42 2 HST101

424 10N 44E 2 SE.SW Roza Tr 51.01 13.34 3.220 14.21 0.220 8.60 4.42 1.39 2.89 0.700 9 30 39 402 531 32 309 192 46 16.9 22 21 139 5 11 51 2 HPH032

425 10N 44E 2 SE,SW Gr.Ronde,N2sc Tgsc 53.82 14.34 1.765 11.44 0.203 8.92 5.12 1.06 3.07 0.268 8 49 42 329 454 22 316 147 32 12.4 22 21 106 6 15 42 3 HPH033

426 10N 44E 3 SW.SE Pr.Rap.,Lolo Tpr 50.71 13.68 3.164 13.18 0.224 9.21 5.25 1.28 2.53 0.768 44 117 38 351 551 26 297 177 46 17.9 24 43 136 6 37 54 1 HPH030

427 10N 44E 3 NE,NE Roza Tr 51.49 13.48 3.142 13.94 0.226 8.56 4.37 1.47 2.61 0.704 16 44 40 410 509 30 308 183 45 20.2 22 24 132 7 26 61 1 HST102

428 10N 44E 3 NE.NE Gr.Ronde,N2sc Tgsc 54.22 14.23 1.763 11.08 0.202 9.12 5.11 1.10 2.91 0.271 16 65 41 317 449 23 313 146 33 12.0 21 51 113 8 13 47 2 HST103

429 10N 44E 4 SE,NE Gr.Ronde,N2sc Tgsc 53.40 14.19 1.791 12.06 0.205 8.78 5.13 1.00 3.17 0.273 8 50 36 318 442 21 311 150 34 12.5 21 26 109 5 21 52 4 HPH042

430 10N 44E 5 SW,SE Gr.Ronde,N2sc Tgsc 53.65 14.15 1.729 11.82 0.198 8.92 5.21 1.00 3.05 0.268 4 51 37 322 426 26 310 147 31 11.7 19 23 107 1 10 42 5 HPH039

431 10N 44E 5 SW.SE Gr.Ronde,N2fs Tgfs 53.50 15.09 1.164 9.96 0.17410.18 6.13 0.60 2.95 0.267 18 89 51 261 339 15 388 120 24 7.4 17 33 81 3 14 26 4 HPH040

432 10N 44E 6 NE.NE Gr.Ronde,N2fs Tgfs,D 54.59 15.14 1.125 8.76 0.18310.12 6.21 0.92 2.68 0.292 22 102 40 259 398 16 377 116 25 9.9 15 62 87 6 15 44 0 HST041

433 10N 44E 9 NW,NE Gr.Ronde,N2sc Tgsc 54.44 14.71 1.757 10.81 0.199 8.99 5.03 1.10 2.70 0.266 19 71 41 323 545 25 325 145 32 13.1 18 34 107 5 7 43 4 HPH031

434 10N 44E 10 NE.SW Pr.Rap.,Lolo Tpr 50.53 13.66 3.111 13.35 0.226 9.33 5.19 1.20 2.62 0.771 35 98 39 342 485 26 290 175 44 17.4 20 38 139 8 21 57 5 HPH025

435 10N 44E 10 SE,NE Gr.Ronde,N2sc Tgsc 54.07 14.54 1.716 11.17 0.197 9.08 5.16 1.00 2.81 0.268 10 60 42 306 441 21 310 144 33 12.2 20 34 106 8 24 36 2 HPH023

436 10N 44E 10 NW.SE Gr.Ronde,N2sc Tgsc 53.91 14.04 1.721 11.92 0.193 8.86 4.89 1.29 2.87 0.313 10 56 43 302 426 27 306 147 33 11.8 19 34 106 11 22 42 3 HPH024

437 10N 44E 10 NE.SW Gr.Ronde,N2sc Tgsc 53.84 14.18 1.690 12.16 0.201 8.89 5.04 0.90 2.85 0.251 13 65 36 313 480 25 306 142 34 13.6 19 35 104 7 11 48 2 HPH026

438 10N 44E 10 NE,SW Gr.Ronde,N2sc Tgsc 54.13 14.32 1.717 11.38 0.194 8.88 5.13 1.05 2.93 0.260 12 60 39 313 416 26 300 144 33 13.3 19 35 102 5 21 21 3 HPH027

POMEROY 7.5-MINUTE QUADRANGLE, WASHINGTON 21

-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------NORMALIZED R E S U L T S (weight per cent) TRACE E L E M E NT S (ppm)

------------------------------------------------------------------- ----------------------------------------------------------------------------Map Part. Map Sample

no. Twp Rge Sec Sec Unit ldent symb. Si02AIP3 Ti02 FeO MnO CaO MgO K20 Nap Pp5 Ni Cr Sc V Ba Rb Sr Zr y Nb Ga Cu Zn Pb La Ce Th no.

==========================--========================--==========================================--===============--===============--========================--=============-~===-========= 439 10N 44E 10 SE.NE Gr.Ronde,R2mr TgR2 54.61 14.62 1.684 10.67 0.188 8.96 4.99 1.14 2.86 0.267 22 99 37 323 494 25 307 140 32 12.7 16 56 100 7 13 30 3 HPH020 440 10N 44E 10 SE.NE Gr.Ronde,R2mr TgR2 54.40 14.71 1.659 10.49 0.186 9.19 5.14 1.15 2.80 0.267 28 97 41 330 429 28 307 136 32 12.4 21 63 102 6 19 51 4 HPH021

441 10N 44E 10 NE.SW Gr.Ronde,R2mr TgR2 53.63 14.89 1.597 11.06 0.182 9.49 5.40 0.90 2.59 0.245 30 124 542 319 460 26 318 130 31 11.4 18 62 96 9 13 34 2 HPH028

442 10N 44E 10 SE.NE Gr.Ronde,R2 TgR2 55.14 13.75 2.241 12.40 0.203 7.39 3.62 1.57 3.24 0.438 25 35 36 369 652 32 331 175 37 15.6 18 27 122 10 26 31 2 HPH018

443 10N 44E 10 SE.NE Gr.Ronde,R2 TgR2 55.36 13.74 2.260 12.55 0.199 7.28 3.53 1.58 3.05 0.448 18 30 36 371 646 46 321 176 41 16.6 23 29 121 10 27 53 4 HPH019

444 1 ON 44E 10 SE.NE Gr.Ronde,R2 TgR2 54.56 14.14 1.891 12.20 0.198 8.36 4.17 1.32 2.75 0.416 5 41 39 243 496 31 317 163 38 15.2 24 24 116 7 20 70 2 HPH022

445 10N 44E 11 SW,SW Elephant Mtn. Tern 51.54 13.59 3.500 13.14 0.18710.38 3.33 1.06 2.73 0.543 2 26 41 401 2107 27 317 240 48 27.5 24 8 148 5 17 58 9 HPH049

446 10N 44E 11 NE,SW Elephant Mtn. Tern 51.76 13.10 3.610 14.03 0.208 8.81 4.09 1.15 2.70 0.549 5 24 39 409 481 30 242 246 48 26.4 21 5 150 7 32 89 4 HPH158

447 10N 44E 11 SW.SW Umatilla Tu 52.98 13.35 3.110 13.07 0.270 7.45 3.09 2.56 3.31 0.820 0 5 39 228 2698 41 281 393 49 23.2 23 0 125 12 59 70 5 HPH045

448 10N 44E 11 SW.SW Umatilla Tu 57.02 14.34 2.730 10.61 0.156 5.70 1.51 2.98 3.86 1.100 0 0 31 146 3758 50 290 491 55 25.9 22 0 148 6 36 91 5 HPH048

449 10N 44E 11 SW.SW Pr.Rap.,Lolo Tpr 49.82 14.15 3.300 12.67 0.210 10.31 4.83 1.10 2.83 0.770 27 97 44 364 483 23 310 179 43 17.1 24 27 129 6 9 55 6 HPH046

450 10N 44E 11 SW.SW Gr.Ronde,N2sc Tgsc 51.72 13.70 1.734 11.44 0.193 11.85 5.08 0.92 3.06 0.304 5 41 44 215 421 20 323 146 31 11.1 19 27 108 0 12 35 3 HPH047

451 10N 44E 11 NW.SW Gr.Ronde,N2sc Tgsc 53.86 14.25 1.746 11.24 0.200 9.01 5.34 1.01 3.09 0.272 8 50 41 325 448 22 314 144 31 11.4 22 28 108 1 7 33 5 HPH156

452 10N 44E 11 NE,SW Gr.Ronde,N2sc Tgsc 54.20 14.22 1.782 10.87 0.211 8.92 5.29 1.18 3.04 0.290 6 48 40 326 545 25 310 150 32 11.3 21 29 111 2 1 47 5 HPH157

453 10N 44E 11 NW,SW Gr.Ronde,R2mr TgR2 54.25 14.56 1.724 10.29 0.185 9.33 5.22 1.11 3.07 0.270 24 102 37 321 474 22 310 141 30 10.4 17 55 104 5 23 30 5 HPH154

454 10N 44E 11 SW.NW Gr.Ronde,R2 TgR2 54.78 13.81 2.126 13.35 0.219 7.29 3.27 1.51 3.23 0.402 15 35 39 364 607 38 320 173 39 12.9 22 49 118 11 21 44 5 HPH017

455 10N 44E 11 NW,SW Gr.Ronde,R2 TgR2 54.39 13.92 1.935 12.18 0.202 8.41 4.28 1.31 2.97 0.413 4 38 34 271 485 30 317 168 38 12.3 23 15 121 5 25 55 4 HPH155

456 10N 44E 14 NE.NW Elephant Mtn. Tern 51.78 12.92 3.690 14.43 0.203 8.74 3.72 1.30 2.64 0.570 8 22 38 427 478 30 241 255 53 28.0 27 6 155 5 30 64 3 HPH050

457 10N 44E 15 SE,SE Elephant Mtn. Tern 52.55 13.48 3.622 12.89 0.202 8.94 3.93 1.27 2.54 0.566 17 31 41 425 488 33 247 240 53 28.5 22 19 150 7 30 80 5 HPH001

458 1 ON 44E 15 SE,SE Elephant Mtn. Tern 51.59 13.20 3.538 14.69 0.208 8.65 3.93 1.11 2.53 0.550 12 34 35 418 426 31 239 236 50 28.7 20 13 148 12 45 70 7 HPH002

459 10N 44E 15 SW,SW Pr.Rap.,Lolo Tpr 50.88 13.93 3.103 12.85 0.212 9.28 5.20 1.14 2.64 0.762 41 104 42 350 458 24 294 171 44 18.1 24 33 158 4 13 66 1 HPH010

460 10N 44E 15 NE.SE Pr.Rap.,Lolo Tpr 50.70 13.76 3.262 12.89 0.213 9.40 5.01 1.18 2.81 0.787 37 100 41 359 470 24 291 182 43 19.4 22 33 145 8 17 47 3 HPH128

461 1 ON 44E 15 SE.SW Gr.Ronde,N2sc Tgsc 53.60 14.22 1.752 11.71 0.188 8.78 5.24 1.07 3.17 0.263 8 53 52 335 453 27 304 145 31 10.4 22 24 107 2 0 39 4 HPH094

462 10N 44E 15 SW.NE Gr.Ronde,R2mr TgR2 54.12 14.44 1.739 10.93 0.196 8.99 5.04 1.16 3.11 0.275 21 89 50 330 499 27 308 146 31 11.2 18 46 105 3 12 41 5 HPH043

463 10N 44E 15 SW.NE Gr.Ronde,R2mr TgR2 53.30 14.64 1.631 10.87 0.169 9.80 5.43 0.85 3.06 0.253 26 120 48 309 389 16 323 134 31 11.9 22 47 101 2 7 46 2 HPH044

464 10N 44E 15 NW.NE Gr.Ronde,R2mr TgR2 54.39 14.35 1.711 10.76 0.186 8.92 5.16 1.09 3.16 0.274 20 100 39 326 505 24 308 144 29 11.5 21 52 107 7 28 51 2 HPH127

465 10N 44E 15 SW.NW Gr.Ronde,R2 TgR2,055.20 13.52 2.362 13.01 0.214 7.13 3.39 1.78 3.01 0.400 3 16 37 363 651 46 321 172 39 15.2 21 6 128 9 15 56 4 HPH029

466 10N 44E 15 SE.NW Gr.Ronde,R2 TgR2 55.47 13.81 2.341 11.87 0.192 7.29 3.50 1.72 3.34 0.466 9 18 36 360 1023 46 328 183 37 16.1 20 25 131 5 22 44 5 HPH126

467 10N 44E 16 NW.NE Pr.Rap.,Lolo Tpr 50.18 13.67 3.120 13.57 0.211 9.24 5.41 1.06 2.79 0.750 39 103 41 346 457 23 300 177 44 16.7 25 35 132 4 7 70 4 HPH038

468 10N 44E 16 SW.NW Gr.Ronde,R2 TgR2 57.15 14.48 2.426 9.63 0.258 6.87 3.16 2.39 3.19 0.448 0 12 28 331 780 58 340 209 41 16.0 25 4 137 4 16 55 4 HPH152

469 10N 44E 16 SW,NW Gr.Ronde,R2 TgR2 54.80 13.80 2.559 11.90 0.218 7.37 3.66 1.72 3.51 0.464 10 17 34 396 697 39 323 188 42 15.3 19 17 127 4 19 41 6 HPH153

470 10N 44E 16 SW,NW Gr.Ronde,R2 TgR2 54.90 13.85 2.564 11.68 0.219 7.41 3.68 1.72 3.52 0.468 7 18 30 406 711 38 324 189 43 14.5 24 14 134 5 25 48 5 HPH153r

471 1 ON 44E 17 NE.NE Gr.Ronde,N2sc Tgsc 54.60 14.50 1.813 10.13 0.204 9.07 5.16 1.08 3.17 0.281 12 53 40 335 563 26 324 154 34 10.7 20 25 109 3 28 42 3 HPH037

472 10N 44E 17 NE.NE Gr.Ronde,R2mr TgR2 54.17 14.59 1.749 10.75 0.179 9.04 4.93 1.25 3.06 0.276 23 94 40 337 524 30 312 146 33 10.1 20 47 105 5 25 35 4 HPH035

473 10N 44E 17 NE.NE Gr.Ronde,R2mr TgR2 53.65 14.47 1.721 10.99 0.173 9.41 5.16 1.00 3.16 0.274 19 89 45 316 454 19 316 143 32 11.3 21 57 106 4 21 52 3 HPH036

474 10N 44E 22 NE.SE Elephant Mtn. Tern 51.37 12.78 3.580 14.77 0.213 8.53 4.22 1.33 2.65 0.563 4 25 37 414 460 33 230 253 51 29.2 26 12 154 6 37 81 5 HPH056

475 10N 44E 22 NW,SE Elephant Mtn. Tern 51.72 13.07 3.580 14.09 0.201 8.72 4.14 1.27 2.64 0.558 7 23 36 403 463 30 235 244 52 27.5 26 5 172 6 17 78 5 HPH060

476 10N 44E 22 NW.SE Elephant Mtn. Tern 51.66 13.05 3.590 14.20 0.200 8.70 4.15 1.27 2.63 0.554 8 21 40 419 436 32 239 246 52 26.6 24 7 172 4 27 83 7 HPH060r

477 10N 44E 22 NW.NE Umatilla Tu 57.07 15.08 2.939 8.87 0.158 6.65 1.82 3.03 3.30 1.084 9 15 31 197 3770 48 311 460 55 27.5 22 4 137 12 58 89 6 HPH003

478 10N 44E 22 NW.NE Umatilla Tu 55.27 14.01 2.689 11.96 0.229 6.45 2.35 2.80 3.26 0.990 2 13 28 171 3432 48 288 444 51 27.2 22 6 128 12 48 73 7 HPH004

479 10N 44E 22 NW.NE Umatilla Tu 54.34 13.83 3.094 11.86 0.238 7.44 2.56 2.55 3.24 0.843 0 10 31 244 2810 44 286 392 48 24.6 21 5 126 9 37 67 4 HPH005

22 OPEN FILE REPORT 96-5

-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------NORMALIZED R E S U L T S (weight per cent) TRACE ELEMENTS (ppm)

------------------------------------------------------------------- --------------------------------------------------------------------------------------Map Part. Map Sample

no. Twp Rge Sec Sec Unit !dent symb. Si02AIP3 Ti02 FeO MnO CaO MgO f<iO Nap PPs Ni Cr Sc V Ba Rb Sr Zr y Nb Ga Cu Zn Pb La Ce Th no.

====================================-===============-=============--=-===========--=================---============~~-===========--~--============-----===-~-====-~-=============----480 10N 44E 22 NW,NE Umatilla Tu 57.55 15.60 3.321 9.88 0.082 4.74 1.11 2.90 3.79 1.035 8 17 33 217 3373 53 328 456 55 29.4 26 15 130 12 56 81 8 HPH006

481 10N 44E 22 NW,NE Umatilla Tu 57.59 14.65 2.678 10.16 0.107 5.67 1.51 2.96 3.60 1.073 6 16 31 143 3756 48 294 475 50 27.5 23 5 127 14 67 85 7 HPH007

482 10N 44E 22 NW.NE Umatilla Tu 56.19 14.33 2.975 10.68 0.167 6.49 2.17 2.61 3.50 0.912 14 23 30 217 3195 46 306 423 51 26.0 21 6 129 12 52 81 6 HPH008

483 10N 44E 22 NW.NE Umatilla Tu 57.10 15.09 3.250 8.50 0.112 6.42 1.89 2.71 3.94 1.000 3 2 34 203 3676 45 336 476 54 26.8 25 2 142 9 35 88 7 HPH061b

484 10N 44E 22 NW,NE Umatilla Tu 55.76 13.85 2.620 11.77 0.140 6.26 2.07 2.80 3.69 1.050 0 1 29 146 3637 38 289 480 50 24.9 26 1 131 12 37 91 7 HPH061c

485 10N 44E 22 SW.NE Pr.Rap.,Lolo Tpr 51.14 14.09 3.268 12.75 0.221 9.87 4.19 1.05 2.61 0.798 34 105 41 3761392 29 324 181 46 18.5 23 43 142 8 41 59 1 HPH009

486 1 ON 44E 22 NE,SE Pr.Rap.,Lolo Tpr 50.25 13.34 3.882 15.12 0.304 9.52 3.98 0.46 2.26 0.889 0 24 36 426 317 13 245 264 61 27.5 23 7 147 6 45 82 5 HPH055

487 1 ON 44E 22 NW,NE Pr.Rap.,Lolo Tpr 49.90 13.40 3.310 14.33 0.250 9.26 4.97 0.98 2.78 0.810 30 87 43 367 625 24 314 187 46 17.1 24 31 134 2 35 56 4 HPH061a

488 10N 44E 22 NW,NW Gr.Ronde,N2sc Tgsc 53.98 14.56 1.709 10.93 0.208 9.17 5.26 0.97 2.94 0.268 18 67 43 333 413 19 308 142 32 12.2 20 33 106 5 11 25 3 HPH011

489 10N 44E 22 NW.NW Gr.Ronde,N2sc Tgsc 54.10 14.31 1.733 11.51 0.187 8.80 5.07 1.06 2.97 0.264 14 63 40 321 409 27 303 143 33 12.3 19 32 101 3 21 33 4 HPH012

490 10N 44E 22 SW.NE Gr.Ronde,N2sc Tgsc 53.59 14.42 1.793 11.44 0.211 9.14 5.31 0.83 3.00 0.273 9 52 43 309 561 25 334 151 37 10.5 24 30 108 1 24 37 2 HP.H051

491 10N 44E 22 SW,NE Gr.Ronde,N2sc Tgsc 54.00 14.52 1.809 11.38 0.185 8.83 4.69 1.11 3.21 0.276 6 51 42 334 488 28 314 152 31 10.4 25 33 114 6 15 33 1 HPH052

492 10N 44E 22 SW.NE Gr.Ronde,N2sc Tgsc 54.12 14.29 1.795 11.42 0.182 8.69 4.94 1.11 3.17 0.284 7 49 51 310 459 26 304 153 32 12.1 21 30 110 4 7 37 2 HPH053

493 10N 44E 22 NW.NW Gr.Ronde,R2mr TgR2 53.90 14.68 1.596 10.67 0.174 9.62 5.40 0.92 2.79 0.256 34 119 40 320 404 19 312 133 31 11. 7 17 70 101 5 18 34 2 HPH013

494 10N 44E 22 SE.NE Gr.Ronde,R2mr TgR2 53.95 14.85 1.671 9.96 0.187 9.75 5.34 0.93 3.10 0.265 29 114 46 321 476 18 323 138 30 10.5 19 68 104 5 7 29 2 HPH054

495 10N 44E 23 NW,NW Elephant Mtn. Tern 53.29 14.09 3.830 10.53 0.171 9.34 3.91 1.43 2.82 0.590 5 23 35 434 615 34 266 265 55 30.1 27 16 161 5 23 87 7 HPH057

496 10N 44E 23 SW,NW Elephant Mtn. Tern 51.11 13.02 3.600 14.87 0.195 8.86 4.02 1.13 2.64 0.551 5 25 31 407 449 528 245 246 48 28.2 27 26 151 5 23 74 7 HPH058

497 10N 44E 23 NE.NE Weis.R.,Clov. Twc 49.55 15.42 1.812 10.71 0.169 11.21 7.75 0.39 2.54 0.443 70 280 31 240 649 10 269 117 27 15.3 21 55 93 0 7 31 3 HPH123

498 1 ON 44E 23 NE,NE Weis.R.,Clov. Twc 50.15 15.76 1.750 10.40 0.154 11.52 6.98 0.35 2.52 0.410 68 293 42 253 335 6 272 110 25 12.8 19 41 98 0 14 48 3 HPH125

499 10N 44E 23 SW,NW Asotin Ta 50.46 16.08 1.475 10.10 0.15411.11 7.54 0.46 2.42 0.189111 255 35 255 833 8 275 115 25 9.9 20 76 78 0 13 27 0 HPH059

500 10N 44E 23 NW,SE Asotin Ta 50.66 16.46 1.438 9.60 0.14511.43 7.30 0.34 2.44 0.181115 283 38 263 589 6 277 109 24 10.1 18 66 88 0 25 32 2 HPH119

501 10N 44E 23 NE,NE Asotin Ta 50.57 16.19 1.403 9.80 0.159 11.26 7.67 0.38 2.38 0.180112 286 32 250 231 7 249 107 23 10.7 16 73 84 3 14 36 1 HPH124

502 10N 44E 23 NE,SW Umatilla Tu 54.02 13.26 3.020 13.14 0.237 6.75 2.92 2.60 3.24 0.820 0 6 31 214 2766 43 273 402 44 24.6 21 3 141 9 37 78 6 HPH120

503 1 ON 44E 23 SE,SW Roza Tr 51.38 13.54 3.230 13.30 0.223 8.93 4.22 1.46 3.01 0.710 10 33 44 419 552 32 314 192 43 17.6 20 19 145 5 35 42 6 HPH117

504 1 ON 44E 23 SE,SW Gr.Ronde,N2sc Tgsc 54.21 14.07 1.757 11.55 0.193 8.66 5.12 1.02 3.14 0.281 8 52 39 312 457 20 299 149 32 11.2 21 27 953 4 24 33 5 HPH116

505 10N 44E 23 SE.SW Gr.Ronde,R2 TgR2 54.43 13.79 2.511 11.59 0.201 8.13 4.09 1.56 3.22 0.485 2 27 41 305 576 31 321 178 38 14.3 21 20 136 4 25 58 5 HPH115

506 1 ON 44E 26 NE.SE Pr.Rap.,Lolo Tpr 47.57 13.04 3.103 16.82 1.212 9.53 4.26 0.95 2.67 0.837 21 98 39 419 1074 18 332 177 41 19.0 22 34 137 5 27 44 3 HPH122

507 1 ON 44E 26 NE.NW Gr.Ronde,R2mr TgR2 54.22 14.33 1.713 10.95 0.186 8.87 5.19 1.11 3.17 0.271 20 95 39 316 480 26 303 144 31 12.4 21 51 107 4 8 28 4 HPH113

508 10N 44E 26 NE.NW Gr.Ronde,R2mr TgR2 53.63 14.26 1.636 11.35 0.199 9.33 5.38 0.94 3.01 0.258 22 102 40 311 483 18 310 135 31 10.6 22 50 102 6 20 28 3 HPH114

509 10N 44E 27 NW.SW Asotin Ta 50.36 15.85 1.440 10.00 0.15811.45 7.64 0.48 2.42 0.187109 271 38 262 315 10 251 113 23 10.2 19 71 78 4 0 23 1 HPH091

510 10N 44E 27 SE.NE Asotin Ta 50.84 15.95 1.409 9.79 0.14811.17 7.65 0.45 2.41 0.182108 271 34 253 288 8 251 111 24 10.7 18 82 81 4 0 28 0 HPH121

511 10N 44E 27 NW.SW Umatilla Tu 55.16 13.72 2.602 12.18 0.192 6.27 2.35 2.79 3.67 1.060 0 3 33 133 3632 44 286 471 50 24.8 26 0 130 8 47 78 9 HPH092

512 1 ON 44E 28 SE,SE Asotin Ta 50.64 16.12 1.431 10.04 0.16111.12 7.30 0.53 2.47 0.198113 268 39 245 481 12 262 114 26 9.8 19 65 84 2 22 35 1 HPH082

513 10N 44E 28 SW.SE Roza Tr 51.12 13.43 3.260 14.00 0.219 8.69 4.13 1.42 3.02 0.710 7 32 43 426 528 31 311 195 45 18.6 23 13 141 6 27 56 2 HPH086

514 1 ON 44E 28 SE.SE Gr.Ronde,N2sc Tgsc 53.47 14.36 1.796 11.99 0.189 8.84 4.87 0.99 3.22 0.275 5 51 41 307 432 25 311 153 31 11.4 24 23 105 5 17 38 3 HPH081

515 10N 44E 28 SW.SE Gr.Ronde,N2sc Tgsc 53.75 14.25 1.777 11.49 0.194 8.91 5.15 1.16 3.05 0.281 7 53 41 324 428 26 308 151 32 11.5 21 21 105 4 17 40 4 HPH084

516 10N 44E 28 SE.SE Gr.Ronde,N2sc Tgsc 53.93 14.41 1.801 11.06 0.191 9.02 5.13 1.14 3.04 0.277 6 51 43 323 539 24 328 150 34 10.2 22 29 109 3 16 32 5 HPH085

517 10N 44E 28 SW.SE Gr.Ronde,N2sc Tgsc 53.97 14.24 1.806 11.25 0.193 9.04 4.98 1.13 3.11 0.288 7 50 47 323 525 23 318 154 34 11.5 24 30 108 5 14 59 4 HPH088

518 10N 44E 28 SW,SE Gr.Ronde,N2fs Tgfs 54.09 14.99 1.232 9.91 0.180 9.81 5.70 0.79 2.99 0.330 17 88 43 275 433 17 380 134 27 9.4 19 19 90 0 12 28 1 HPH087

519 10N 44E 28 SW.SW Gr.Ronde,N2fs Tgfs 53.80 15.17 1.185 9.70 0.170 10.28 5.89 0.65 2.88 0.267 15 94 44 265 372 14 398 124 27 9.4 21 37 91 0 3 50 0 HPH093

520 10N 44E 28 SE,SW Gr.Ronde,R2mr TgR2 53.79 14.36 1.730 11.37 0.176 9.00 5.04 1.19 3.06 0.271 21 94 40 314 453 28 305 144 32 11.0 18 44 105 3 9 16 4 HPH080

POMEROY 7.5-MINUTE QUADRANGLE, WASHINGTON 23

------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------NORMALIZED R E S U L T S (weight per cent) TRACE ELEMENTS (ppm)

-------------------------------------------------------------- ------------------------------------------------------------------------------Map Part. Map Sample no. Twp Rge Sec Sec Unit !dent symb. Si02 AIP3 Ti02 FeO MnO CaO MgO l<iO Na20 PPs Ni Cr Sc V Ba Rb Sr Zr y Nb Ga Cu Zn Pb La Ce Th no. ===-==--============--=============================--=======--======--=====--========--===============--=--=== 521 10N 44E 28 SW,SE Gr.Ronde,R2mr TgR2 53.67 14.37 1.719 11.72 0.182 8.88 5.04 1.15 3.00 0.269 20 97 43 326 435 30 305 141 31 10.9 19 53 105 3 24 34 4 HPH089 522 10N 44E 28 SW,SE Gr.Ronde,R2mr TgR2 53.73 14.81 1.705 11.01 0.166 9.28 5.07 0.97 2.98 0.270 23 109 44 329 457 22 321 141 33 10.6 22 40 99 3 20 47 5 HPH090 523 10N 44E 29 SW,NE Pr.Rap.,Lolo Tpr 50.13 13.71 3.260 13.59 0.220 9.36 4.96 1.09 2.89 0.790 30 94 44 352 501 23 298 183 44 16.7 24 30 140 4 21 62 2 HPH083 524 1 ON 44E 30 SW,SE Gr.Ronde,N2sc Tgsc 53.62 14.24 1.791 11.68 0.202 8.91 5.12 1.17 2.99 0:280 6 49 42 319 417 26 308 151 33 10.1 19 24 110 2 19 43 3 HPH095 525 10N 44E 30 SW,SW Gr.Ronde,R2mr TgR2 54.40 14.64 1.691 10.24 0.172 9.16 5.20 1.20 3.03 0.267 20 96 44 327 475 28 311 141 30 10.2 19 50 104 7 16 27 4 HPH140 526 10N 44E 33 SE.NE Gr.Ronde,N2sc Tgsc 53.64 14.21 1.791 11.72 0.205 8.95 5.06 1.04 3.11 0.271 11 50 43 326 505 24 312 149 32 10.8 21 24 107 5 34 66 2 HPH079 527 10N 44E 33 SW,SE Gr.Ronde,N2fs T gfs,D 54.10 14.94 1.184 9.28 0.181 10.02 5.96 1.09 2.97 0.276 14 83 47 253 456 22 386 125 26 7.9 18 53 92 4 26 30 1 HPH106a 528 10N 44E 33 SW.SE Gr.Ronde,N2fs Tgfs,D 53.21 15.67 1.238 10.27 0.18510.32 5.41 0.46 2.95 0.288 11 93 47 264 347 9 412 130 29 9.0 20 51 92 4 12 28 0 HPH106b 529 10N 44E 34 NE.SE Elephant Mtn. Tern 51.87 13.10 3.580 13.81 0.203 8.78 4.25 1.22 2.64 0.543 10 25 32 400 477 29 245 241 49 27.7 22 12 169 6 11 74 5 HPH147 530 10N 44E 34 SW,NW Umatilla Tu 53.41 13.46 3.150 13.06 0.202 6.87 3.19 2.47 3.38 0.810 0 6 34 239 2689 41 279 393 46 22.7 22 0 121 8 32 67 5 HPH078 531 10N 44E 34 SW,NW Pr.Rap.,Lolo Tpr 50.32 13.70 3.290 13.80 0.220 9.43 4.67 1.07 2.71 0.780 29 90 44 361 587 26 302 184 46 17.1 20 31 143 4 24 54 4 HPH077 532 10N 44E 34 NE,SW Gr.Ronde,N2sc Tgsc 54.09 14.39 1.770 10.78 0.199 9.05 5.14 1.01 3.29 0.278 11 51 48 307 526 19 326 150 35 10.6 25 29 111 4 11 54 3 HPH076 533 10N 44E 34 NE,SW Gr.Ronde,N2fs Tgfs 53.50 15.10 1.152 9.57 0.174 10.35 6.21 0.72 2.97 0.267 17 92 47 257 656 15 411 120 27 6.6 18 39 88 7 6 29 2 HPH075 534 10N 44E 35 NW,SW Gr.Ronde,N2sc Tgsc 54.03 14.34 1.818 11.13 0.182 9.04 5.16 0.97 3.05 0.271 6 49 37 313 461 17 316 150 31 10.8 22 26 111 6 25 21 4 HPH146 535 10N 44E 35 SW,SW Gr.Ronde,R2mr TgR2 54.49 14.37 1.735 10.48 0.187 9.01 5.19 1.19 3.08 0.266 22 93 37 330 460 25 308 142 30 10.0 20 49 110 4 21 41 5 HPH144 536 10N 44E 35 NW.SW Gr.Ronde,R2 TgR2 53.47 13.64 2.560 13.07 0.189 8.38 4.08 1.13 3.00 0.474 0 23 39 307 517 28 331 178 39 13.1 24 8 126 2 10 55 4 HPH145 537 9N 42E 1 NE.SW Fr.Spr.,Sent. G. Tfsg 52.12 13.34 3.170 13.94 0.207 8.31 4.04 1.38 2.85 0.650 0 21 48 444 602 39 323 194 48 17.1 26 12 146 5 10 47 4 HPE024 538 9N 42E 4 NE.SW Shumaker Creek Tsh 55.67 13.50 2.505 12.90 0.201 6.48 2.20 1.91 3.68 0.955 0 3 39 1571050 48 336 246 63 22.4 25 10 177 10 26 90 8 HRS066 539 9N 42E 4 NW.SE Eckler Mtn.,Dod. Ted 52.56 15.11 1.427 10.41 0.15910.15 5.98 0.69 3.19 0.330 41 168 45 322 327 14 381 124 34 10.8 19 93 103 1 13 34 2 HRS058 540 9N 42E 4 NW.SE Gr.Ronde,N2sc Tg 54.66 14.40 1.781 10.45 0.202 8.93 5.09 1.18 3.03 0.271 8 52 39 313 503 29 321 149 38 11.4 23 29 108 5 22 26 4 HRS059 541 9N 42E 4 NW,SE Gr.Ronde,N2sc Tg 53.64 14.31 1.786 11.70 0.201 8.94 5.21 1.03 2.92 0.266 7 51 38 312 428 25 310 150 33 12.6 21 23 111 4 31 43 8 HRS060 542 9N 42E 4 NE,SE Gr.Ronde,N2sc Tg 54.70 14.32 1.820 11.27 0.173 8.47 4.61 1.13 3.22 0.285 7 48 37 320 453 30 307 151 36 12.9 25 28 111 8 10 47 5 HRS064 543 9N 42E 4 NE.SE Gr.Ronde,N2sc Tg 53.92 14.21 1.787 11.66 0.190 8.80 5.06 1.13 2.97 0.269 8 50 42 319 426 26 308 150 33 10.6 19 22 105 4 17 35 4 HRS065 544 9N . 42E 4 NE.SE Gr.Ronde Tg 57.35 13.78 1.976 11.83 0.173 6.25 2.96 1.82 3.55 0.309 0 13 32 336 731 54 308 182 41 13.7 26 14 126 10 32 62 5 HRS061 545 9N 42E 4 NE.SE Gr.Ronde Tg 57.83 14.04 2.016 11.20 0.208 6.17 2.88 1.86 3.49 0.310 3 17 33 340 750 55 300 179 34 14.5 23 12 120 11 34 62 6 HRS062 546 9N 42E 4 NE.SE Gr.Ronde Tg 56.82 13.78 1.955 11.49 0.177 6.88 3.40 2.07 3.12 0.303 0 17 33 331 682 57 309 178 37 12.7 24 7 117 8 20 54 8 HRS063 547 9N 42E 9 NE.NW Shumaker Creek Tsh 56.05 13.75 2.562 12.51 0.243 5.86 2.30 2.00 3.73 0.988 0 5 39 1691228 54 346 251 69 24.0 24 13 168 7 24 66 7 HRS068 548 9N 42E 9 NW,SE Shumaker Creek Tsh 54.48 14.24 2.629 11.83 0.264 7.05 2.98 1.94 3.56 1.010 0 4 39 166 1332 39 358 260 66 22.8 25 20 169 12 41 83 7 HRS069 549 9N 42E 9 NE.SW Shumaker Creek Tsh 55.46 13.36 2.477 12.56 0.213 6.68 2.75 1.90 3.65 0.950 0 6 36 1741023 46 324 245 66 23.2 24 9 165 8 37 87 6 HRS070 550 9N 42E 9 SW,SE Shumaker Creek Tsh 55.36 13.37 2.493 12.71 0.195 6.64 2.65 1.91 3.70 0.961 1 8 42 1621031 49 328 248 62 23.7 26 18 161 9 30 80 7 HRS071 551 9N 42E 9 NE.NW Fr.Spr.,Sent.G. Tfsg 52.06 13.30 3.142 14.13 0.198 8.26 4.04 1.37 2.85 0.646 0 25 38 434 574 38 321 192 48 16.4 24 18 149 9 17 56 4 HRS067 552 9N 42E 11 NW,SE Gr.Ronde,N2sc Tgsc 53.31 14.46 1.765 11.83 0.198 8.93 5.21 0.95 3.07 0.263 8 50 43 320 424 22 315 150 33 11.1 23 25 108 3 16 40 3 HRS019 553 9N 42E 12 NE,NE Shumaker Creek Tsh 54.25 13.41 2.497 13.36 0.260 6.91 2.81 1.84 3.70 0.960 0 5 40 173 1036 37 342 249 63 22.0 22 5 155 7 21 66 6 HPE040 554 9N 42E 12 NE.NE Shumaker Creek Tsh 54.44 13.42 2.490 13.14 0.270 6.84 2.89 1.91 3.64 0.950 0 40 39 169 1056 45 342 250 59 21.8 22 8 167 8 36 75 6 HPE053 555 9N 42E 12 SE.NE Fr.Spr.,Sent.G. Tfsg 51.52 13.03 3.070 14.51 0.220 8.14 4.36 1.47 3.03 0.630 2 26 41 445 579 34 310 189 40 16.6 23 4 142 6 16 61 4 HPE054 556 9N 42E 12 SW,NE Gr.Ronde,N2sc Tgsc 52.89 14.68 1.825 12.10 0.188 9.02 5.20 0.89 2.94 0.269 7 57 38 341 498 20 322 153 32 12.2 20 31 118 7 20 41 1 HPE055 557 9N 42E 12 SW,NE Gr.Ronde,R2mr TgR2 52.35 14.88 1.768 12.56 0.173 9.24 5.06 0.72 2.98 0.276 18 97 37 326 422 18 324 149 32 10.2 17 36 112 4 0 39 2 HPE056 558 9N 42E 12 SE.SE Gr.Ronde,R2 TgR2 55.51 13.87 2.323 12.22 0.190 6.98 3.32 2.03 3.13 0.424 0 13 38 337 765 49 332 203 42 15.0 25 3 132 8 26 49 5 HRS029 559 9N 42E 13 NW,NW Gr.Ronde,R2 Tg 52.70 14.77 2.512 14.29 0.191 7.31 3.16 1.25 3.34 0.471 7 17 42 369 685 32 350 197 38 16.4 26 34 131 6 28 61 4 HRS025 560 9N 42E 13 NE.NW Gr.Ronde,R2 TgR2 54.66 13.76 2.511 12.33 0.197 7.25 3.52 1.78 3.54 0.452 5 15 37 394 706 40 324 195 42 13.8 21 22 132 6 34 72 4 HRS026 561 9N 42E 13 NW.NE Gr.Ronde,R2 TgR2 54.51 13.71 2.517 12.61 .0.183 7.03 3.62 1.74 3.62 0.456 6 18 38 396 676 45 315 190 41 13.6 22 12 133 6 14 64 7 HRS027

24 OPEN FILE REPORT 96-5

----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------NORMALIZED R E S U L T S (weight per cent) TRACE E L E M E NT S (ppm)

------------------------------------------------------------------ --------------------------------------~---~-----~----------------------Map Part. Map Sample

no. Twp Rge Sec Sec Unit ldent symb. Si02 Alp3 Ti02 FeO MnO CaO MgO ~O Nap PPs Ni Cr Sc V Ba Rb Sr Zr y Nb Ga Cu Zn Pb La Ce Th no.

=---=============================================================================================================================================================================--==== 562 9N 42E 13 NW,NE Gr.Ronde,R2 TgR2 56.34 13.90 2.323 11.54 0.177 6.78 3.09 2.15 3.29 0.435 0 14 34 325 814 62 332 205 44 15.3 26 2 133 7 34 66 4 HRS028

563 9N 42E 13 NE.NE Gr.Ronde,R2 TgR2 54.79 13.67 2.356 12.98 0.206 7.01 3.38 1.83 3.31 0.457 0 12 38 376 681 47 327 197 42 15.1 23 4 133 6 32 56 5 HRS030

564 9N 42E 13 NE.NE Gr.Ronde,R2 TgR2 54.84 13.59 2.341 13.41 0.196 6.85 3.20 1.90 3.22 0.459 0 13 34 355 724 53 324 199 42 15.1 21 7 134 5 28 74 6 HRS031

565 9N 42E 14 NE.NW Gr.Ronde,N2sc Tg 53.75 14.39 1.771 11.71 0.182 8.79 5.02 1.04 3.09 0.271 6 50 42 323 454 26 313 150 32 11.2 23 32 109 1 0 42 2 HRS020

566 9N 42E 14 NE.NW Gr.Ronde,N2sc Tg 53.79 14.31 1.777 11.64 0.185 8.86 4.99 1.09 3.08 0.270 4 49 42 322 434 27 314 150 35 12.8 24 29 109 5 12 53 2 HRS021

567 9N 42E 14 NW.NE Gr.Ronde,N2sc Tg 54.48 14.43 1.847 10.91 0.179 8.53 4.93 1.13 3.27 0.287 15 47 43 310 455 29 316 156 33 11.3 22 29 113 1 7 46 3 HRS022

568 9N 42E 14 NE.NE Gr.Ronde,N2sc Tg 54.16 14.45 1.790 11.03 0.180 8.81 5.08 1.01 3.21 0.274 7 52 44 311 483 22 320 153 36 11.5 22 31 108 3 16 53 3 HRS023

569 9N 42E 14 NE.NE Gr.Ronde Tg 56.15 14.69 2.011 10.75 0.147 7.41 3.45 1.79 3.28 0.322 9 22 41 335 630 48 342 172 34 12.7 24 21 125 10 24 48 6 HRS024

570 9N 42E 16 NW.NE Shumaker Creek Tsh 55.10 13.52 2.520 13.43 0.295 6.32 2.32 1.94 3.59 0.962 0 8 40 1621051 48 333 247 62 22.7 28 12 166 7 32 77 5 HRS072

571 9N 42E 16 NE.NE Eckler Mtn.,Dod. Ted 53.11 15.55 1.340 9.83 0.145 10.25 5.45 0.71 3.29 0.313 36 169 45 307 309 14 388 120 31 10.4 19 72 93 0 11 28 0 HRS073

572 9N 43E 3 NW.SW Gr.Ronde,R2mr TgR2 54.21 14.46 1.738 10.74 0.181 9.09 5.05 1.14 3.11 0.278 20 98 40 314 480 24 309 146 33 12.1 20 49 107 6 6 43 3 HPE041

573 9N 43E 3 NW.SW Gr.Ronde,R2mr TgR2 53.89 14.49 1.730 10.83 0.169 9.45 5.04 1.03 3.09 0.275 20 85 47 328 433 21 311 142 33 11.3 22 54 105 1 0 39 3 HPE042

574 9N 43E 4 NE.SE Gr.Ronde,R2mr? TgR2 51.73 14.57 1.703 12.55 0.25 9.76 5.46 0.66 2.97 0.358 15 123 42 347 553 9 367 130 33 10.9 23 52 107 3 12 30 6 HPE043

575 9N 43E 5 SW.SE Gr.Ronde,R2mr TgR2 54.42 14.69 1.750 10.07 0.169 9.51 4.91 1.24 2.96 0.280 21 93 39 318 409 28 314 144 33 12.8 23 71 108 6 0 42 6 HPE044

576 9N 43E 5 NW.NE Gr.Ronde,R2 TgR2 54.61 13.91 2.239 12.20 0.214 7.68 3.77 1.79 3.17 0.422 4 21 46 368 737 48 324 180 41 13.4 20 43 131 5 32 48 3 HPE026

577 9N 43E 6 SW,NW Fr.Spr.,SentG. Tfsg 52.03 13.45 3.170 13.47 0.209 8.43 4.15 1.36 3.08 0.650 8 24 43 452 592 31 324 194 46 17.5 27 8 145 3 18 70 3 HPE031

578 9N 43E 7 NW.NW Fr.Spr.,SentG. Tfsg 52.13 13.38 3.230 13.40 0.280 8.48 3.97 1.52 2.95 0.660 5 24 36 448 655 35 323 196 48 17.5 25 11 148 5 31 79 5 HPE045

579 9N 43E 8 NW.SE Gr.Ronde,R2 TgR2,D54.50 13.66 2.205 12.51 0.206 7.60 3.94 1.59 3.37 0.415 3 22 44 370 592 41 308 175 36 14.0 22 36 127 4 17 61 6 HPH133

580 9N 43E 10 NW.NW Gr.Ronde,R2mr TgR2,D52.47 14.18 1.718 11.71 0.202 9.64 5.67 1.19 2.92 0.290 11 110 47 342 384 20 351 130 31 10.6 21 40 108 0 11 41 5 HPH134

581 9N 43E 10 NW.NW Gr.Ronde,R2mr TgR2,D 53.28 14.43 1.702 11.31 0.196 9.86 5.00 0.97 2.95 0.288 8 107 50 363 400 27 361 129 29 10.9 20 40 111 2 24 54 1 HPH135

582 9N 43E 13 SE,NE Gr.Ronde,R2 TgR2 55.46 13.80 2.117 11.56 0.193 7.70 4.05 1.43 3.35 0.345 0 17 36 363 572 31 320 165 35 11.3 25 8 122 5 25 42 5 HPH148

583 9N 43E 13 SE.NE Gr.Ronde,R2 TgR2 54.83 13.79 2.173 11.80 0.199 7.93 4.12 1.60 3.20 0.362 2 18 36 388 513 34 323 161 34 10.5 21 9 125 4 0 38 6 HPH149

584 9N 43E 13 SE.NE Gr.Ronde,R2 TgR2 56.06 13.95 2.221 11.82 0.188 6.93 3.34 1.93 3.15 0.401 0 15 34 336 691 52 348 180 37 12.7 24 1 125 6 20 50 7 HPH150

585 9N 43E 13 NE.NE Gr.Ronde,R2 TgR2 55.61 13.57 2.367 12.61 0.221 6.63 2.92 1.94 3.64 0.476 0 11 33 354 682 58 309 198 39 14.2 23 7 137 10 8 46 6 HPH151

586 9N 43E 13 NE,NE Gr.Ronde,R2 TgR2 55.78 13.64 2.361 12.25 0.220 6.63 2.96 1.94 3.75 0.475 0 10 34 353 700 56 310 196 40 14.0 22 9 136 7 22 61 3 HPH151r

587 9N 43E 15 NE.NW Gr.Ronde,N1 TgN1 55.04 14.19 1.973 11.75 0.207 7.96 4.12 1.10 3.31 0.348 5 20 36 390 535 20 325 160 34 10.4 20 16 123 5 11 29 4 HPE069

588 9N 43E 16 SW,NW Gr.Ronde,N2sc Tgsc 54.06 14.35 1.804 10.99 0.197 9.07 5.10 1.16 2.99 0.280 10 54 38 332 499 27 313 150 32 10.7 20 20 116 3 8 32 3 HPE067

589 9N 43E 16 SE.NW Gr.Ronde,R2mr TgR2 54.38 14.44 1.713 10.92 0.171 9.00 5.02 1.17 2.93 0.267 22 97 38 328 499 27 313 141 30 10.9 18 46 99 4 12 30 4 HPE065

590 9N 43E 16 SE.NW Gr.Ronde,R2mr TgR2 54.00 14.38 1.706 11.00 0.189 9.12 5.29 1.10 2.95 0.267 21 90 41 320 507 29 314 140 31 11.1 19 53 107 3 8 30 5 HPE066

591 9N 43E 16 NW,SE Gr.Ronde,R2 TgR2 54.72 13.68 2.320 12.55 0.199 7.36 3.62 1.99 3.16 0.402 6 18 34 432 678 42 321 174 36 12.1 19 6 129 5 8 53 6 HPE060

592 9N 43E 16 NW,SE Gr.Ronde,R2 TgR2 54.76 13.64 2.409 12:84 0.204 7.11 3.49 1.85 3.19 0.499 2 21 35 366 633 43 317 189 41 14.6 20 13 134 7 21 63 4 HPE061

593 9N 43E 16 NW,SE Gr.Ronde,R2 TgR2 55.57 13.91 2.427 12.29 0.246 7.01 3.21 1.74 3.14 0.463 0 12 35 323 753 45 329 200 38 15.1 24 4 131 7 16 60 5 HPE062

594 9N 43E 16 SW,NE Gr.Ronde,R2 TgR2 57.30 14.11 2.368 9.93 0.193 6.97 3.24 2.34 3.11 0.441 2 13 34 314 965 56 345 207 41 14.1 24 3 135 7 7 60 3 HPE063

595 9N 43E 16 SE,NW Gr.Ronde,R2 TgR2 55.19 13.82 2.230 12.59 0.214 7.23 3.48 1.54 3.29 0.417 5 20 38 376 635 41 309 176 35 12.9 20 49 136 8 27 35 5 HPE064

596 9N 43E 16 NW.SE Gr.Ronde,N1 TgN1 54.60 14.11 1.869 12.15 0.186 8.01 4.20 1.53 3.04 0.307 2 18 40 332 507 29 328 160 35 10.9 22 29 112 8 7 37 3 HPE058

597 9N 43E 16 NW.SE Gr.Ronde,N1 TgN1 54.44 14.53 1.708 11.13 0.166 8.71 4.98 1.07 3.01 0.256 5 22 35 313 470 24 340 148 31 9.7 21 35 103 4 4 35 3 HPE059

598 9N 43E 16 SE,NE Gr.Ronde,N1 TgN1 54.97 14.49 1.712 10.70 0.173 8.62 4.81 1.30 2.97 0.259 5 24 35 318 425 35 327 144 30 10.4 18 24 104 5 0 47 3 HPE068

599 9N 43E 18 NW.NW Gr.Ronde,R2 TgR2 54.86 13.91 2.338 12.03 0.202 7.51 3.50 2.01 3.23 0.413 5 20 44 424 652 43 331 177 40 13.7 23 6 130 5 18 46 6 HRS032

600 9N 44E 3 NW,NE Elephant Mtn. Tern 50.95 13.11 3.440 14.63 0.205 8.68 4.48 1.28 2.70 0.523 2 34 36 410 449 30 237 234 48 27.0 24 2 143 4 25 62 5 HPH097

601 9N 44E 3 NW,NW Pr.Rap.,Lolo Tpr 49.94 13.49 3.170 13.76 0.224 9.15 5.52 1.20 2.77 0.760 43 104 35 356 533 25 291 180 44 17.6 24 22 138 1 31 59 4 HPH099

602 9N 44E 3 NE,NW Roza Tr 52.59 14.06 3.410 11.44 0.209 9.06 4.06 1.37 3.06 0.740 9 35 44 4321073 32 348 197 46 16.8 24 19 147 4 39 67 4 HPH098

POMEROY 7.5-MINUTE QUADRANGLE, WASHINGTON 25

----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------NORMALIZED R E S U L T S (weight per cent) TRACE E L E M E N T S (ppm)

------------------------------------------------------------------------ ----------------------------------------------------------------------------------------Map Part. Map Sample no. Twp Rge Sec Sec Unit Iden!. symb. Si02 Alp3 Ti02 FeO MnO Cao MgO t<iO ~o PPs Ni Cr Sc V Ba Rb Sr Zr y Nb Ga Cu Zn Pb La Ce Th no. ================================--================================================================~-=================---~-~~--==--==--===-~-====-------~--~---~~--~--~~ 603 9N 44E 3 NW,NW Gr.Ronde,N2sc Tgsc 53.77 14.26 1.781 11.27 0.197 8.94 5.16 1.11 3.22 0.285 5 49 46 316 469 22 312 152 32 11.7 21 23 110 4 11 46 2 HPH100 604 9N 44E 3 NW,NE Gr.Ronde,R2mr TgR2 53.93 14.42 1.694 11.50 0.176 8.94 4.96 1.18 2.93 0.275 18

.. 89 45 315 493 30 313 144 33 13.3 20 46 110 3 21 47 3 HPH096

605 9N 44E 4 SW,NE Gr.Ronde,N2fs T gfs,D 54.20 14.80 1.187 9.21 0.185 9.93 6.15 1.17 2.89 0.277 16 86 45 268 388 21 372 123 27 8.6 17 51 91 0 8 37 2 HPH129 606 9N 44E 4 NW,NW Gr.Ronde,R2mr TgR2 53.99 14.32 1.703 11.14 0.192 8.93 5.14 1.24 3.07 0.274 20 88 39 322 445 28 303 145 31 11.0 20 49 106 3 11 54 3 HPH103 607 9N 44E 4 NW.NE Gr.Ronde,R2 TgR2 54.31 13.61 2.515 13.06 0.232 7.22 3.56 1.65 3.41 0.441 2 18 40 409 659 39 320 190 41 13.3 22 14 129 7 19 57 5 HPH101 608 9N 44E 4 NW,NE Gr.Ronde,R2 TgR2 54.43 13.80 2.194 12.29 0.204 7.68 3.88 1.57 3.53 0.419 4 18 45 378 593 38 320 179 39 14.9 21 41 126 6 26 59 4 HPH102 609 9N 44E 5 NE,NE Gr.Ronde,R2mr TgR2 53.55 14.31 1.712 11.82 0.185 8.92 5.11 1.08 3.05 0.267 18 91 47 322 539 25 311 143 32 10.7 19 39 99 3 18 41 4 HPH104 610 9N 44E 5 NW,NE Gr.Ronde,R2 TgR2 54.53 13.66 2.311 12.84 0.194 7.50 3.53 1.61 3.39 0.442 7 16 40 379 635 36 324 182 40 16.0 23 22 123 8 22 42 6 HPH105 611 9N 44E 6 SE.NE Roza Tr,D 51.14 13.27 3.280 14.39 0.221 8.67 4.23 1.37 2.72 0.710 1 30 42 434 537 40 320 194 44 18.2 23 16 143 3 28 56 6 HPH130 612 9N 44E 6 NE,SE Roza Tr,O 50.82 13.13 3.240 14.61 0.231 8.61 4.46 1.56 2.65 0.700 12 35 42 411 511 39 308 190 41 18.1 23 20 140 3 20 50 6 HPH131 613 9N 44E 6 NE,SE Roza Tr,D 51.09 13.41 3.220 14.08 0.227 ~.96 4.33 1.24 2.75 0.700 8 35 46 443 496 27 314 185 40 16.2 21 19 140 6 16 52 2 HPH132 614 9N 44E 8 NW.NE Roza Tr,0 51.13 13.50 3.280 13.88 0.214 8.77 4.46 1.18 2.87 0.730 11 35 40 428 555 32 316 190 43 16.3 21 20 147 6 16 59 3 HPH110 615 9N 44E 8 NW Gr.Ronde,N2sc Tgsc 53.95 14.20 1.784 11.31 0.196 8.98 5.08 1.01 3.21 0.285 7 52 40 306 520 20 313 155 31 12.0 22 24 111 4 12 42 6 HPH111 616 9N 44E 8 NE,NE Gr.Ronde,R2mr TgR2 53.61 14.40 1.614 10.90 0.188 9.48 5.56 0.91 3.09 0.255 27 116 38 311 404 15 307 135 31 10.3 17 58 99 6 17 55 3 HPH107 617 9N 44E 8 NE,NE Gr.Ronde,R2mr TgR2 54.19 14.40 1.673 11.06 0.202 8.88 5.12 1.18 3.04 0.267 21 96 43 306 731 29 323 141 31 11.3 19 45 108 4 16 44 2 HPH109 618 9N 44E 9 NW,NW Gr.Ronde,R2mr TgR2 53.44 14.45 1.596 10.88 0.172 9.68 5.66 0.83 3.03 0.249 30 125 39 309 369 13 309 131 29 11.0 21 56 101 5 6 24 2 HPH108 619 9N 44E 10 NW,NE Asotin Ta 50.23 15.99 1.449 9.45 0.15511.81 7.63 0.57 2.52 0.198115 253 36 263 424 12 254 116 25 10.9 18 76 85 2 0 28 4 HPH062 620 9N 44E 10 SE,NE Asotin Ta 50.23 16.22 1.471 9.10 0.160 12.40 7.12 0.55 2.55 0.199124 255 37 249 236 11 261 118 25 9.2 22 81 78 3 25 36 3 HPH064 621 9N 44E 10 NW,NE Umatilla Tu 54.68 13.60 2.710 12.49 0.199 6.28 2.65 2.83 3.56 0.990 0 1 31 161 3405 48 279 452 50 23.9 23 0 126 9 35 88 6 HPH063 622 9N 44E 10 SE.NE Umatilla Tu 54.75 13.83 2.790 11.91 0.207 7.07 2.17 2.82 3.45 1.000 0 2 31 170 3484 48 296 456 50 22.7 24 11 129 8 45 73 8 HPH065 623 9N 44E 10 NW.SE Roza Tr 51.15 13.74 3.280 13.75 0.212 8.97 3.96 1.29 2.93 0.720 10 37 41 426 598 32 329 194 46 16.7 25 23 142 6 24 72 4 HPH066 624 9N 44E 10 NW.SE Gr.Ronde,N2sc Tgsc 53.51 14.28 1.788 11.86 0.187 8.93 5.07 0.96 3.16 0.266 8 49 46 320 440 21 310 149 33 10.7 21 24 110 5 4 30 5 HPH067 625 9N 44E 10 NW,SE Gr.Ronde,R2mr TgR2 53.05 14.58 1.571 10.78 0.163 9.71 6.03 0.82 3.06 0.247 35 143 44 293 368 12 313 129 30 10.2 21 68 100 4 0 51 2 HPH068 626 9N 44E 10 NW,SE Gr.Ronde,R2mr TgR2 53.28 14.52 1.630 10.89 0.186 9.52 5.60 0.91 3.20 0.256 26 113 47 314 382 15 315 134 30 10.6 20 54 100 2 8 44 3 HPH069 627 9N 44E 10 NE.SW Gr.Ronde,R2 TgR2 54.39 13.62 2.294 12.80 0.186 7.27 3.66 1.63 3.71 0.450 9 14 42 379 648 42 312 181 40 15.7 23 27 126 9 23 57 5 HPH070 628 9N 44E 10 NE.SW Gr.Ronde,R2 TgR2 54.21 13.70 2.202 13.18 0.179 7.55 3.77 1.57 3.22 0.420 3 20 46 362 598 44 324 180 41 14.3 21 39 126 5 37 69 3 HPH071 629 9N 44E 10 SE.SW Gr.Ronde,R2 TgR2 54.40 13.68 2.511 12.57 0.208 7.26 3.61 1.81 3.50 0.445 7 15 44 416 681 43 316 193 41 14.8 23 19 135 7 27 47 2 HPH072 630 9N 44E 10 SE,SW Gr.Ronde,R2 TgR2 54.15 13.74 2.563 12.82 0.171 6.94 4.01 1.68 3.48 0.436 9 20 37 431 632 43 314 187 39 14.1 20 19 131 4 6 69 4 HPH073 631 9N 44E 10 SE,SW Gr.Ronde,R2 TgR2 54.05 13.73 2.564 12.83 0.171 6.96 3.96 1.69 3.60 0.439 7 18 43 439 636 45 315 187 38 14.0 25 18 130 5 18 40 8 HPH073r 632 9N 44E 10 SW,SW Gr.Ronde,R2 TgR2 56.31 13.85 2.197 12.02 0.164 6.36 3.08 1.89 3.72 0.406 0 17 37 339 689 60 343 184 36 13.1 22 5 124 6 25 59 7 HPH074 633 9N 44E 16 SW,NW Roza Tr,0 51.69 13.38 3.370 13.71 0.207 8.98 3. 76 1.50 2.67 0.720 1 27 43 454 512 32 322 194 43 18.3 25 23 143 1 12 62 7 HPH136 634 9N 44E 16 SW,NW Roza Tr,O 51.41 13.41 3.270 13.50 0.220 8.73 4.43 1.52 2.81 0.700 8 35 49 422 519 32 309 189 43 16.8 20 19 142 4 25 52 4 HPH137 635 9N 44E 17 NW,SE Gr.Ronde,N2sc Tgsc,O 54.90 14.55 1.803 10.22 0.194 8.89 4.40 1.66 3.06 0.321 18 50 40 302 511 34 340 153 33 12.4 20 29 119 3 23 40 2 HPH112 636 9N 44E 18 NW,SW Gr.Ronde,R2 TgR2,055.13 13.87 2.047 11.81 0.195 7.61 3.89 1.67 3.44 0.345 5 17 41 352 612 41 309 169 33 13.6 21 23 118 5 27 34 3 HPH138 637 9N 44E 18 NW,SW Gr.Ronde,R2 T gR2,D 55.01 13.60 2.250 12.37 0.201 7.38 3.55 1.81 3.42 0.407 2 16 40 379 624 42 309 178 38 12.3 21 17 126 6 13 51 3 HPH139

26 OPEN FILE REPORT 96-5

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POMEROY AREA, SOUTHEASTERN by

PETER R. HOOPER AND BETH A. GILLESPIE

JULY 1888

CROSS SECTION

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OPE N FI LE PL\TE

HEl-' ORT 96 - ~J

GEOLO l,I C MAI-' OF T H E POMEROY ,\RE,\,

SOUTHEA STFRl\1 WASH!'\G'J'O ;'\

GEOLOGIC UNITS

SEDIMENTARY DEPOSITS AND ROCKS

QUATERNARY SED IMENTARY DEPOSITS

Qz Ma zu mu m, h ( Hul ucene)

Qo Alluvium

Qc Col luvium

Qt All uvia l Ions

QI Pa louse Form ation. loess

TERTIARY SEDIMENTARY ROCKS

Ts Sedimentary un its between bo sa lt floNs (Miocene)

TERTIARY VOLCANIC ROCKS

COLUI.AB!A RIVER BASALT GROUP

SADDLE MOUNTAINS BASALT

Tern Elephant Mountrnn Mem be r (u pper Miocene )

Twc We1ssenfe ls ridge Me mber, ba sa lt of Clo ,erl o rid ( midd l e M1oce rw )

Ta Asotin Mem b er (m idd le Miocene)

Tu Uma ti ll a Memher (mickJ le Miocene)

WANAPU M BASALT

Tpr Pri est Rapids Member (m id dle Miocene)

Tc Ro za Membsr (m1dd ls Miocene)

Tsh Shumaker Creek Member (m idd le Mioce ne)

Tfly

Tfsg

Frenchman Springs Mem bsr , b asa lt of Lyons Ferr1 (midd le Miocene)

Frenchma n Springs Membn, basa lt of Sentine l Go p (middl e Miocene)

ECK LER MOUNTAIN BASALT

Ted Dodge t.A ember (midd le Miocene)

Tgfs

GRANDE RONDE BASALT

Gronde R011de Boso If, und1..-tded

Upper flows of normal magneti c polar i1y , basalt of Stem b er Creek

(middle Miocene)

Upper f low s of no r m al m agnetic po lar ity, basalt of Fields Spr i ng

(middle Miocene)

Upper f lo ws of reversed magnetic po larity (middle Mi oce ne)

Top f low is basalt of t.Aeyer Ridge

Lower f lows o f normal magnetic polarity (middle Miocene)

MESOZOIC MIE/ Of'I NLE0Z0tC ME.TASEDIMENTARY ANO

METAVOLCANIC ROCKS

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t.A etosed imentary anq metavolcanic rocks ( Mesozoic and/or Paleozoic)

EXPLANATION

Contact

••• • Fault. dotted where concealed

Norma l fault, dolled where concea led, bar and bo l l on

downthrown side

Sync linal axis, dolled wh ere concea led

Manoclines, dotted where conc11o led, a r row on sl eeper limb

--A~-- .... Dike. dolled where concealed T,'

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Ven t area Glassy, h ighly oxidized red - and bloc k - slrea k ed

basalt with local osh and cinder horiz ons

Strike and dip of bedding

Geoc hemlcal sample location and numbe r

Same geologi c unit

\:ASHINGTON

MAP LOCAT ION

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MAGNE TIC NORTH UT M GRID AND 1971 DECLINATION AT CENTER OF PEOLA 7.5' QUADRANGLE

SCALE

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