CONTOH DESKRIPSI:

1. Batupasir Jenis batuan : SS Sandstone Campuran : shy,slty,clyst,calc Colour : rd,gy,gr,yl,etc. Hardness : fria,brit,soft,v hd,m hd Grain size : fg,mg,cg Shape : ang,rnd Sortasi : w srtd,m srtd,p srtd Porosity : g por,f por,p por Min.accessories : glau,py,qtz Oil show :

Fluoresence (lihat UV box, lihat warnanya) Stain (mis: dk brn o stn = noda oil dibutiran) Odor (bau = strong, weak, etc) Cut (ditetesi larutan clourothane keluar asap)

2. Batulempung Jenis batuan : Sh Shale Campuran : sdy,slty,clyst,calc Colour : rd,gy,gr,yl,etc. Hardness : fria,brit,soft,v hd,m hd Min.accessories : glau,py,qtz

3. Batugamping Jenis batuan : LS Limestone Campuran : shy,slty,clyst,calc Colour : rd,gy,gr,yl,etc. Hardness : fria,brit,soft,v hd,m hd Grain size : fg,mg,cg Shape : ang,rnd Sortasi : w srtd,m srtd,p srtd Porosity : g por,f por,p por Min.accessories : glau,py,qtz Oil show :

Fluoresence (lihat UV box, lihat warnanya) Stain (mis: dk brn o stn = noda oil dibutiran) Odor (bau = strong, weak, etc) Cut (ditetesi larutan clourothane keluar asap)

KEKERASAN

lse loose Butiran bisa terlepas dalam keadaan keringfria friable Dapat diremas dengan jarifirm firm TeguhMod hd Moderately hard Kekerasan sedangHd hard KerasV hd Very hard Sangat kerasbrit brittle Gelasdens dense Padatsft soft Lunakplas plastic Plastissol solube Habis tercuci

MINERAL TAMBAHANargil Argilaceous Sisa tumbuhanglau glauconite Hijau gelap-hijau kehitamanpyr pyrite Warna emasmic mica Hijau, min. batupasirCarb mat Carbonaceous mat HitamKao kaolinite Putih, min. batulempungCoal/lig Coal/lignite Bittle, batubara hitamsid siderite Coklat kekuningan, coklatPlt rem Plant remas Sisa tumbuhan

FOSILAlg AlgaeAmm AmmonitesBry BryozoaForamNB: nama fosil harus dimulai dengan huruf besar

DESKRIPSI LITHOLOGI ARGILLACEUS(SHALE, CLAY, MARL)

1. Rock Typesh shalecly claymrl marl

2. Warnablk black hitambl blue birubrn brown coklatgy gray abu-abugn green hijauolv olive olive (zaitun)orng orange oranyepk pink jambonpurp purple ungured red merahwh white putihyel yellow kuningpa pale pucatlt light terangmed medium mediumdk dark gelapvgt varigated variasimtl mottle bintik-bintik warnadsk dusky remang-remang

3. Major Characteristicarg argillaceouscalc calcareouscarb carbonaceousdolc dolomiticfoss fossiliferousglauc glauconiticmica micaceouspy pyriticsdy sandyslty siltys sulfureous

4. Hardnessplas plasticsft softfrm firmhd hardbrit brittlep cpt poorly compactedmod cpt moderately compactedw cpt well compacted

5. Fissibility ( Derajat Kepipihan )n-fis non-fissilemic-blky micro-blockyfis fissilesplty splinteryppy papery

6. Sedimentary Structurewxy waxyrthy earthylam laminatedbnd bandedrgh roughgrty grittysm smooth

7. Accessories Mineralspyr pyriteglc glouconit

lig lignitmic micasid sideritecht chertplt rem plant remain

8. Fossilealg algaamm ammonitebry bryozoaforam forameniferaBrach Brachiopodaool oolite

DESKRIPSI LITHOLOGY SILICEOUS( SILTSTONE, SANDSTONE, SAND, CHERT)

1. Rock Typesltst siltstone batulanausst sandstone Batupasirsd sand pasir (lepas)

cht chert rijang

2. Coloramb amberblk blackbl blueBrn browngy graygn greenmky milkypk pinkred redsmky smokywh whiteyel yellowclr clearlt light

3. Grain Sizevc very coarse 1 – 2 mmc coarse 0.5 – 1 mmm medium 0.25 – 0.5 mmf fine 0.125 – 0.5 mmvf very fine 0.063 – 0.125 mmslt silt 0.002 – 0.063 mmSh-cly Shale-clay < 0.002 mmcht chert microcrystallin

4. Sphericityelg elongated memanjangsub elg subelongated memanjang tanggungsub sph subspherical membola tanggungsph sherical membola

5. Roundnessang angular menyudutsub ang subangular menyudut tanggungsub rnd subrounded membundar tanggungrnd rounded membundarw rnd well rounded membundar baik

6. Sortingp srt poorly sorted terpilah burukm srt moderately sorted terpilah sedangw srt well sorted terpilah baik

7. Fossile & Accessoriesbio biotitcht chertfld feldsparglau glaukonitlig lignitmusc muscoviteolvn olivinpyr pyrites sulphursid sideritesh shalefos fossile

8. Matrix and/or Cementanhy anhydriticcalc calcareousdol dolomiticgyp gypsiferous

pyr pyriticsil siliceousuncos unconsolidatedp cmt poorly cementedm cmt moderately cementedw cmt well cementedqtzc quartzitic

9. Induration - Hardnessp ind Poorly induratedm ind Moderately induratedw ind Well induratedlse loosefri friablem hd Mod hardhd hardv hd very hard

10. Porosityn nonep intgran por poor intergranular porosityfr intgran por fair intergranular porosityg intgran por good intergranular porosityexc intgran por excellent intergranular

11. Degree of Oil Strainn vsbl o stn no visible oil stainsp o stn spotty oil stainstr o stn streaky oil stainptch o stn patchy oil stainuni o stn uniform oil stain

12. Color of Oil Strainn vsbl o stn no visible oil stainlt brn o stn light brown oil stainm brn o stn medium brown oil staindk brn oil stn dark brown oil stainblk asph resd black asphaltic residu

13. Degree of Flourescenen vsbl o flor no visible oil floursp o flor spotty oil flourescencestr o flor streaky oil flourescenceptch o flor patchy oil flourescenceuni o flor uniform oil flourescence

14. Color of Oil Flourescenen vsbl o flor no fisible oil flourall shad bl all shade of blueall shad yellow all shade of yellowall shad gld all shade of goldall shad brn all shade of brown

15. Cut Flouresceneexcellent flush cutFair – good – excellent streaming cutPoor – fair – good cutTrace – poor – fair – good crush cutresid residual ring

Indikasi

Pengamatan dimulai dari Flo/Chl/Tet/Ace

Untuk fluoresensi ditulis warna sebelum ditetesi cairan,Kecepatan pelarutan hydrocarbon serta warnanya.Misal:Pa yel, Str, Yel SC Pa yel : pale yellow (warna fluor sebelum ditetesi cairan) Str : strong (kecepatan pencairan) Yel SC : yellow streaming cut (warna SC setelah ditetesi cairan)

Notasi Pemerian HC

Warna Fluoresensi

brn Brownorng OrangeP yel Pale yellowLt yel Light yellowwh WhiteP blu Pale blueLt blu Light bluvi violet

% Sample yang terfluoresensi

good G > 50%fair F 25% - 50%poor P 10% - 25%trace T 1% - 10%

TABULAR DATA

ODinch

ODinch

IDinch

CAPBbl/ft

DISPBbl/ft

CAP+DISPBbl/ft

WEIGHTLbs/ft

DP

2-3/8 2.375 1.815 0.0032000 0.0022793 5.0032 6.652-7/8 2.875 2.441 0.0057881 0.0022412 0.0080 6.853-1/2 3.5 2.992 0.0086960 0.0032036 0.0119 9.53-1/2 3.5 2.764 0.0074212 0.0044784 0.0119 13.34-1/2 4.5 2.602 0.0065768 0.0130941 0.0119 15.54-1/2 4.5 3.958 0.0152177 0.0044531 0.0197 13.754-1/2 4.5 3.826 0.0142196 0.0054512 0.0197 16.64-1/2 4.5 3.640 0.0128707 0.0068002 0.0197 205 5 4.276 0.0177612 0.0065238 0.0243 19.55 5 4.214 0.0172499 0.0070351 0.0243 20.5

HW

DP

3-1/2 3.5 2.063 0.0041342 0.0077654 0.0118997 25.33-1/2 3.5 2.167 0.0045616 0.0073381 0.0118997 19.95 5 3 0.0087426 0.0155424 0.0242850 49.35 5 3.125 0.0094863 0.0147987 0.0242850 40.7

DC

3-1/8 3.125 1.25 0.0015178 0.0079685 0.0094863 21.83-1/2 3.5 1.5 0.0021857 0.009714 0.0118997 26.644-1/8 4.125 2 0.0038856 0.0126434 0.0165290 34.684-3/8 4.375 2.25 0.0049177 0.0136755 0.0185932 46.76 6 2.25 0.0049177 0.0300527 0.0349704 82.56-1/4 6.25 2.25 0.0049177 0.0330276 0.0379453 90.66-1/2 6.5 2.25 0.0049177 0.0361239 0.0410417 99.56-1/2 6.5 2.5 0.0060713 0.0349704 0.0410417 96.36-1/2 6.5 2.813 0.0076867 0.0333550 0.0410417 91.566-1/2 6.5 3 0.0087426 0.0322991 0.0410417 898 8 2.813 0.0076867 0.0544829 0.0621696 150.488 8 3 0.0087426 0.0534270 0.0621696 1478 8 3.25 0.0102604 0.0519092 0.0621696 142.88.5 8.5 3 0.0087426 0.0614411 0.0701837 169

CS

GT

BG

20 20 18.73 0.3407797 0.0477803 0.3885600 13318-5/8 18.625 17.755 0.3062242 0.0307454 0.3369696 87.518-5/8 18.625 17.491 0.2971853 0.0397842 0.3369696 109.3513-3/8 13.375 12.346 0.1480644 0.0257100 0.1737744 7213-3/8 13.375 12.415 0.1497240 0.0240503 0.1737744 68.813-3/8 13.375 12.615 0.1545869 0.0191875 0.1737744 54.59-5/8 9.625 8.535 0.0707628 0.0192283 0.0899110 53.59-5/8 9.625 8.681 0.0732045 0.0167866 0.0899110 479-5/8 9.625 8.755 0.0744578 0.0155333 0.0899110 43.57 7 6.538 0.0415229 0.0060757 0.0475986 357 7 6.456 0.0404879 0.0071107 0.0475986 297 7 6.398 0.0397637 0.0078349 0.0475986 267 7 6.366 0.0393669 0.0082317 0.0475986 237 7 6.366 0.0393669 0.0082317 0.0475986 247 7 6.276 0.0382617 0.0093369 0.0475986 267 7 6.214 0.0375094 0.0100892 0.0475986 287 7 6.184 0.0371481 0.0104505 0.0475986 297 7 6.154 0.0367886 0.0108100 0.0475986 307 7 6.094 0.0360747 0.0115239 0.0475986 327 7 6.04 0.0354382 0.0121604 0.0475986 347 7 6.004 0.0350170 0.0125816 0.0475986 35

7 7 5.92 0.0340441 0.0135545 0.0475986 387 7 5.836 0.0330848 0.0145138 0.0475986 40

OH

17-1/2 17.5 0.297491316 16.0 0.248678412-1/4 12.25 0.14577078-1/2 8.5 0.07018376-1/2 6.5 0.04104176-1/8 6.125 0.03644276 6 0.0349704

Limestone

Lst

Mdst

Wkst

Pkst

Grst

Bdst

X’ln

I

II

III

Tr interxln

Mold

Xln

Micrxln

crytoxln

Crm

Wh

Off wh

Bff

Strw

Sft

Firm

Md hd

Hd

Brit

V hd

Vfg

Fg

Mg

cg

Biocl

Pel

Inter

ool

SucChalkSilkFractCorPitFrostpearly

Re xln

Micxln

Vfxln

Spar

Micr

coat

ArgilSdyDolticGlaucPyrSilcarb

Lst : grnst, off wh-wh, crm, rr bff, mhd-hd, occ brit, biocl/skel debr intel, mgr, rexln, doltic, micxln-vfxln, sucr, aren, qtz, tr glauc, IIIB-C, fr interxln por, w/OS 15%,Str gold yel flo, mod bluish-wh SC, lt-dk te vis cut, brn res ring cut, no odor and stainLst : wkstn-pkst, dom crm, lt tan, frm-mhd, occ vhd, biocl, chkly, i/p, spar cmt, argil, pyr, IIB, IA, pinterpart por

Lst : cryst, carb, wh-crm, hd, occ vhd, str rexln, crypxln-micxln, vfxl i/p vit, nil-pinterxln, N/S

SHALE (SH)Warna: ltgy - gy,

dkgy – ltgyltgrn – grnshgy

Kekerasan: soft (sft)Firm (frm)Brittle (brit)Medium hard (md hd)Hard (hd)Vhard (vhd)

Bentunya: sbplty – plty (pipih), occ / locally sb fiss (berlapis)