Slide No. 1 Geology of the San Francisco Bay Area (East Bay) · 2011-06-20 · Geology of the San...

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Page: 1 Slide No. 1 Geology of the o c s i c n a r F n a S a e Ar y a B y) a B t as E ( Fremont Hills, California

Transcript of Slide No. 1 Geology of the San Francisco Bay Area (East Bay) · 2011-06-20 · Geology of the San...

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Geology of the ocsicnarFnaS

aeAryaB y)aBtasE(

Fremont Hills,California

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G

o

Ca

f

eology

lifornia

East Bay Hills are part ofthe Coast Range (red)

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how these rocks move through time

sedimentary metamorphic

So what is geology?rocks and

gneousi

sedimentarysedimentary

all three

igneous igneous

San FranciscoSierras

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Geology of the

Regional Area

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So how do they move?

San Andreas fault system hasmoved rocks along a belt on thecoastal region of California (slip-slide motion)

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Seismogram that traces howseismic waves move throughthe San Francisco Bay region;this helps us to understand howrocks have moved through time

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Slide No. 7

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5,000 years before present1 ears befo,000 y01 re present

tnseree pfors beear00 y05,

EVOLUTION OF THE SF BAY REGION

Land

Water

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Fremont(Irvingtonian Stage)

Fossils that were found inthis peaceful area in the1950' s

rib of a mastodon that roamed this area