lecture 2 Flashcards

d

1
Q

name different types of folds

A

incline, sincline, domes

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2
Q

name diffierent types fo fractures

A

joints, faults

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3
Q

name 3 stages of the formation of hydrocarbon trap

A

generation, migration, accumulation

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4
Q

name different types of strategraphic traps

A

uncomformities, pinch outs, reefs

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5
Q

name different types of structural traps

A

folds, faults

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6
Q

what is a primary strategraphic trap

A

variations in facies that developed during sedimentation

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7
Q

what is a secondary strategraphic trap

A

variations in facies that dveloped after sedimentation

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8
Q

what is an unconformity

A

a strategraphic trap where sedi rocks differ in age dramiatically, where sedi rocks touch igneous or meta rocks

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9
Q

what are three types of deformational forces

A

shear, compression, tension

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10
Q

a special type of anticline and syncline

A

plunging

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11
Q

salt domes cause strata to….

A

curve upward forming traps

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12
Q

name the parts of a dip-slip faults

A

footwall, hanging wall, fault plane

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13
Q

name the different types of faults

A

normal, (dip slip)
strike-slip,
reverse, (dip slip)
oblique

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14
Q

how do you recognize dip-slips faults in strata?

A

missing layer, double layer

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15
Q

what is a horst and grabban

A

a series of normal dip-slip faults (h - high, g - ground))

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