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7/24/2019 Bahan5geoLIPATAN LENGKAP dan cebakan minyak.ppt

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Chapter 15 1

Pertemuan 1

GEOLOGIC STRUCTURES


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Chapter 15 2

FOLDS AND FAULTS


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Chapter 15 3

GEOLOGIC STRUCTURES

PURPOSE: Re!"n#$e erta#n "e!%!"#&truture&' un(er&tan( the )!re& that au&e(them' an( thu& (eterm#ne the "e!%!"#h#&t!r* !) an area+

Structural Geology: The ,ranh !) "e!%!"*!nerne( -#th the &hape&' arran"ement' an(#nterre%at#!n&h#p& !) ,e(r!. un#t& an( the

)!re& that au&e them+ P%anar Sur)ae&' F!%(&' Frature&' Fau%t&'

/!#nt&


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Chapter 15 0

STRESS AND STRAIN

Stre&&: F!re& at#!n !n r!.& C!mpre&e Pu&h#n" t!"ether

Ten!na% Pu%%#n" apart

Sheer Para%%e% ,ut !pp!te )!re&

Stra#n: Chan"e #n $e !r &hape (ue t! &tre&&

P%a&t# & 4r#tt%e


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Chapter 15 5

SEER STRESS 6 STRAIN

153


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Chapter 15 7

4EA8IOR OF ROC9S

Elastic: Return& t! !r#"#na% &hape a)ter&tre&& #& re%ea&e(' rem!e( !r re(ue(' t! a

%#m#t e%a&t# %#m#t;

Plastic: 4en(& un(er &tre&& an( (!e& n!treturn t! !r#"#na% &hape a)ter &tre&& re%ea&e(

Brittle: 4rea.& !r )rature& at &tre&&e&

h#"her than e%a&t# %#m#t+


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Chapter 15 PRESSI8E

STRESS 6 STRAIN

152a


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Chapter 15 ?

152, http://www.gly.uga.edu/railsback/GeologicalDiagrams1.html

,rea.& )%!-&


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Chapter 15 1@

GEOLOGIC >APS

Map: Sur)##a% t-!(#men!na%repre&entat#!n !) the un(er%*#n" "e!%!"#&truture& -#th the u&e !) &tan(ar( &*m,!%&an( pattern&

Cross-Section: 8ert#a% &%#e thr!u"h theearth' %#.e a r!a( ut #n the m!unta#n&+

Fence Diagram: Seera% r!&&&et#!n& #n a

area )r!m (#))erent #e-& Block Diagram: Ge!%!"# >ap -#th t-!

Cr!&&Set#!n&


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Chapter 15 12

GEOLOGIC >APS

Str#.e an( D#p D#pp#n" Se(#mentar* R!.&

S*m,!%:

L!n" %#ne' Str#.e re)erre( t! N!rth' n!t -r#tten N15' N=5E' N05E' NS' E'

Sh!rt L#ne' perpen(#u%ar t! Str#.e' D#p(#ret#!n

D#p An"%e: 1@' 05' =@


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Chapter 15 13

STRI9E 6 DIP


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Chapter 15 10

STRI9E

6 DIP


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Chapter 15 15

GEOLOGIC

>AP


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Chapter 15 17

FOLDS

Fold: ,en( !r -ae%#.e )eature #n %a*ere(r!.' )r!m p%a&t# ,eha#!r !) &tre&&

nticline: Up-ar( arh#n" )!%(

Syncline: D!-n-ar( arh#n" )!%( !inge "ine: A#& !) the )!%( !) the )!%(e(

%a*er

#ial Plane: P%ane -#th a%% !) the h#n"e%#ne& !) a )!%(

"im$: P!rt#!n !) %a*er ,et-een h#n"e %#ne&


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Chapter 15 1=

FOLDS


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Chapter 15 1?

FOLDS


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Chapter 15 21

DO>ES 6

4ASINS

1517

Structural dome

up-ar( arh#n" #ru%ar

&truture+

Structural $asin

(!-n-ar( arh#n"#ru%ar &truture+


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Chapter 15 22

FRACTURES

Fracture: a ,rea. #n r!. (ue t! ,r#tt%e,eha#!r t! &tre&&

%oint: A )rature -#th n! (#&p%aement

%oint Sets: mu%t#p%e B!#nt& !r#ente( para%%e% t!!ne an!ther' #n re&p!n&e t! re"#!na% &tre&&

Gr!un(-ater )%!-' h*(r!therma% !re (ep!t&

Fault: A )rature -#th (#&p%aement


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Chapter 15 23

FRACTURES

6 /OINT SETS


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Chapter 15 20

FU"&S

Dip-Slip Fault: m!ement #& para%%e% t! the(#p !) the )au%t up an( (!-n;

Strike-Slip Fault: m!ement #&

perpen(#u%ar t! the (#p !) the )au%t ,a.an( )!rth;

O$li'ue-Slip Fault: !m,#nat#!n !) (#p&%#p

an( &tr#.e&%#p !anging (all ) Foot (all: an"#n" -a%%

#& !er the )!!t -a%%


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Chapter 15 25

ANGING 6 FOOT ALL

1523


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Chapter 15 27

DIPSLIP FAULTS

*ormal: an"#n" -a%% m!e& (!-nre%at#e t! the )!!t -a%%+

Ten!na% &tre&&' pu%%#n" apart' (#er"ent p%ate

,!un(ar#e& Re+erse: an"#n" -a%% m!e& up re%at#e t!

the )!!t -a%%+

C!mpre&e &tre&&' !ner"ent p%ate,!un(ar#e&

&,rust: L!-an"%e reer&e )au%t


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Chapter 15 2 TRAPS


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Chapter 15 31

PETROLEU> TRAPS

Sa%t D!me NOR>AL

Fau%t&

Ant#%#ne


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Chapter 15 33

Terima Kasih

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