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CRITERIA FOR FAULTINGCRITERIA FOR FAULTING

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Criteria for faulting

• Slickensided and striated fault surfaces

• Visible displacement of veins, dikes, strata, etc.

• Zone of breccia

• Drag• Repetition of strata

• Omission of strata

• Offset, with or without gap or overlap

•  brupt termination of structures along their trend

• !h"siographic #$orphological% criteria

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FAULT SCARPS(Gawir sesar)

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Anatomi Sesar Anatomi Sesar 

Reference&

'illings, $.!. ()*+. Structural Geology . ew Delhi& !rentice-all of /ndia. +0+ pp.

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anging wall !lo"#

Foot wall !lo"#

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Translational $o%ement

Rotational $o%ement

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O!li&ue Fault

O!li&ue Fault

'i Sli Stri#e Sli

Stri#e Sli

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'IP SLIP

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OLI*UE SLIP

a!+ net sli

a"+ stri#e sli

"!+ ,i sli

"! + ,i sli

i! + %erti"al sli (t-row)

"i + -r.tl sli (-ea%e)

,e + aarent mo%ement

(,i searation)

-g + %erti"al searation

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SLIP #relatif sebenarn"a%

/NOR$AL SLIP FAULT0

SEPARATION #relatif semu%

/RIGT SEPARATION FAULT0

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SLIP #relatif sebenarn"a%

/LEFT SLIP FAULT0

SEPARATION #relatif semu%

/RE1ERSE SEPARATION FAULT0

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SLIP #relatif sebenarn"a%

/NOR$AL SLIP FAULT0

SEPARATION #relatif semu%

/LEFT SEPARATION FAULT0

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Parallel Faults En E"-elon Faults

Peri-eral 2 "on"entri" Faults Ra,ial Faults