5. DEFORMASI BATUAN
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Transcript of 5. DEFORMASI BATUAN
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DEFORMASI BATUAN
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Strain Elastic, Plastic, Brittle
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Tiga Ilustrasi untuk Stress
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Deformasi
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Tegasan
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Mode rekahan
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Veins
Veins
Veins merupakan kekar terbuka
(extension
fractures yang terisi oleh mineral deposits
(mineral sekunder)
Endapan dapat masif atau terdiri dari fibrous
Endapan dapat masif atau terdiri dari fibrous
crystal grains seperti quartz atau calcite
fibrous fillings berguna untuk interpretasi
deformasi erkait dengan bukaan vein
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Joints tensional, compressional, sets
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Termination of individual
joints :
A. Dying out of straight joint;
B. Curving and dying out of
a joint; C. Branching and
dying out of a joint; D. Two
overlapping joints, each
curving toward a
perpendicular intersection
perpendicular intersection
with the other; E. One joint
curving toward a
perpendicular intersection
with the other; F. One joint
curving toward a parallel
intersection with another; G.
Dying out of a joint in a
series of en echelon
fractures.
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Jenis sesar
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Kekar akibat sesar