8/14/2019 NBMGMap156

1/1

SURFICIAL GEOLOGIC MAP OF THE IVANPAH VALLEY AREA, CLARK COUNTY, NEVADAP. Kyle House

1, Alan R. Ramelli

1, and Brenda J. Buck

2

MAP156 SURFICIALGEOLOGICMAPOFTHE IVANPAHVALLEYAREA,CLARKCOUNTY,NEVADANEVADABUREAUOFMINESANDGEOLOGY

1 Nevada Bureau of Minesand Geology, Universityof Nevada, Reno

2 Departmentof Geoscience, Universityof Nevada, LasVegas

665660655645640635

640

645 650

660 665

670

Jean

Sloan

Roach

Potosi

Desert

Sloan SE

Sloan NEBirdSpring

Goodsprings

Ivanpah Lake

HiddenValley

StateLine PassMcCullough

Pass

CottonwoodPass

ShenandoahPeak

McCulloughMountain

Generalized Geology and 7.5' Quadrangle Index

REFERENCES

in

in

in

in

in

in

SURFICIAL DEPOSITS, HOLOCENETO MIOCENE

AnthropogenicFe aturesand Deposits

Dis turbedand modified areas

Playaandre la teddepos its

Playadepos its ( la tes t Holoceneto la tePle is tocene)

Playafr ingedeposits (Holoceneto la tePle is tocene)

EolianDepos its

Eoliansand(Holocenetola tePle is tocene)

M i xe d e o l ia n s a n d a n d a l lu v iu m ( e a rl y Ho l o ce n e t o l a tePleistocene)

Hillslope Deposits

Colluvium(HolocenetoPle is tocene)

Colluviumanddebr is fans(HolocenetoPle is tocene)

Alluvialdepo sits

Youngalluvium, undivided (Holocene to latePleistocene)

Youngactivea lluv ium(la teHolocene)

Youngactivea lluv iumandrecently abandonedactivea lluv ia l

surfaces (Holocene)

Younginactivea lluv ium,(ear ly Holoceneto la tePle is tocene)

Intermedia tea lluv ium, undiv ided (la te to middle Ple is tocene)

Olda lluv ium,(middle toear ly Ple is tocene)

Olda lluv ium,undiv ided(ear ly Ple is toceneto la teMiocene)

Ancient SurficialDeposits, Plioceneto lateMiocene

Ancient a lluvium(Plioceneto la teMiocene)

Anc ient pe trocalc icsoilremnants (Pliocenetola teMiocene)

BEDROCKUNITS,MIOCENETO PROTEROZOIC

Youngsedimentary rocks , undiv ided (Miocene to Oligocene?)

Youngvolcanic rocks, undiv ided (la te?to middle Miocene)

Youngintrus ive igneousrocks ,undiv ided(middle Miocene toCretaceous)

Old sedimentary rocks ,undiv ided (Cre taceous to Cambr ian)

Ancient intrusiveand metamorphic rocks, undivided(Proterozoic)

Contact

Mapboundary

InterstatehighwayUnion PacificRailroad

State highway Townshipand rangelines

Jeeptrail

O th er ro ad o r s tr ee t S ta te b ou nd ar y

3980

3975

3970

3965

3960

3955

3950

3945

3940

3935

3980

3975

3970

3965

3960

3955

3950

3945

3940

3935

2006

2142m

Elevationcontrolpoint

Preparedincooperationwith theClarkCountyRegional FloodControlDistrictand theUSGSSTATEMAPprogram

NEVADABUREAUOFMINESANDGEOLOGYMACKAYSCHOOL OF EARTH SCIENCESAND ENGINEERING

UNIVERSITYOFNEVADA,RENO

Field review by:

Officereview by:

Powerline