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M A P S T RU C T UR A L S Y M B O L S Mesoscopic StructuresNE strike and 37" SE dip of inclined Horizontal oint

37 bedding +NW strike, 43" NE dip of inclined bedding;\C4 op to NE (in direction of dot)NE strike of vertical bedding

NW strike of vertical bedding; top to SW (ink direction of dot)8 ~orizontalbedding

P(53 NE strike and 53" SE dip of overturnedbedding67 67 NW strike and 67" NE dip of inclined\ oliation, schistosity, or cleavage

42 NW strike and 42" NE dip of inclinedsecond-generation cleavage or crenulationcleavage

A NE strike and 52" SE dip of inclined parallel52 foliation and beddingNW strike of vertical foliation, schistosity, orc1ea"age

% Vertical foliation parallel to beddingHorizontal oliation, schistosity. or cleavageX X

76 // NE strike and 76' SE dip of joint1/ NE strike of vertical joint

A l 7 NE trend and 17" plunge of lineation

22- NW trend and 22" plunge of intersectionlineation

f% 14 SE trend and 14" plunge of crenulationaxis

43

/CI7

trend and 7" plungeNE strike and 43" SE dip of bedding; NEof lineationNW trend and 14" plunge of antiform

14\

22y W trend and 22" plunge of synform

NE strike, 52" NW dip of foliation; NE trend52 and 8" NE plunge of an antiform

NW trend and 27" plunge of overturnedantiform

36k NW trend and 36' plunge of overturnedsynform

f i NE strike. 28" SE dip of bedding; SE trend.'28 9" SE plunge of overturned antiform

2-38 NE-trendingZ fold, plunging 38' NE947E-trending S fold, plunging 47" NE

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Map-Scale StructuresContact between rock units; exactly located (solid),- - ... approximately located (dashed), concealed or indefinite(dotted)

U - - . . . High-angle ault: U-upthrown side, D-downthrown side;exactiy located (solid), approximately located (dashed),D concealed or indefinite (dotted)7- - m Normal fault: ball and stick on on downthrown side;* * exactly located (solid), approximately located (dashed),concealed or indefinite (dotted)

Thrust fault, teeth or T on hanging wall; exactly locatedor (solid), approximately located (dashed), concealed or

l- - - . . . indefinite (dotted)

- - - ... Sinistral (left-lateral) strike-slip fault; exactly located- (solid), approximately located (dashed), concealed orindefinite (dotted)-4-c SW-trending anticline (or antiform); arrow on SW end1 U 1 / indicates plunge; exactly located (solid), approximately/- located (dashed)%- SE-trendirig syncline (or synform); arrow on SE endA Y indicates plunge; exactly located (solid), approximately\

-A located (dashed)

/- NE-trending overturned anticline (or antiform); arrow onA(- NE end indicates direction of plunge----w= / NE-trending overturned anticline (or antiform); triangle onaxis indicates dip direction of axial surface; arrow

indicates plunge direction of axis

NW-trending overturned syncline (or synform); arrow on\ NW end indicates plunge\

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Multlply By- -angstrorn m 10-lobar b atm 0.98692

dvne c m 2 1Os

calorcentlmeter

I calcm

I .-..-iouleinch

I .-4.1 840.39370

idegree (latitude@ 40" N)dearees x0

kmmiradians

111 O46957.2958

d ~ n eera

1 1 dvne cmg cm s - ~

joulecal

1 11

1 0 - ~2.39 x

1

gal (accetmonofgravity)gaiio~U.S.)g a ~ dImperial)gamma

inchQaW

joulearam

kilogramkiiogramJsquarecentimeterkimeter

galm

J

Y

a

kgkglcm2km

erg

tesla

cm s - ~litersliters

teslagauss

D O U ~ ~

calgpoundPam

I

107

10-9

. 13.785414.54608

l o - 41o'5

0.0022046

0.2390061o32.204629.807 x l o 41O3

l

metermicrometer

mU

gal (U.S.)in3ftm

0.2641 761 O2373.28084l o -s

newion

poundteslayardyear

g cm-l S-lkg m-' S-'ppasN dynelb

T kgYd

gaussm

Y S

1O. 10.1

1o5

0.4535921040.91443.1536 X l o7

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SI Unitsenergyforcefrequencymagnetic inductionlengthmasspowerpressuretemperature.time

Useful ConstantsEarth radiusEarth density

joulenewtonhertzteslameterkilogramwattpascaldegrees Kelvinsecond

6378.388km5.522g cm-3

kg ms - ~ kg m s - ~ S-' kg A- ' s-.2 same same kg m2s - ~ kg m-' s - ~ same same

gravitational constant (G) 6.6732x 10- l l N m2kg 2

Prefixes Based o n Multiples of Ten10-l2 pico-l o - 9 nano-

micro-l o -3 milli-1O2 centi-1o3 kilo-1O6 mega-1o9 giga-loi2 tera-