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Mine detail: Silica Co. of Calif.
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North America
United States
California
Contra Costa
Previously called ''
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Location
Lat / long:
37.8888, -121.70492
Resource(B)
Primary:
Silica, Sand and Gravel, Construction
Production
Operation type:
Unknown
Deposit type:
Sedimentary
Production size:
Small
Development status:
Past Producer
Geology
References
MRDS
W023540
DEP
10076507
Reference
CALIF. JOUR. VOL. 47, NO4, OCT. 1951, P.584
Reporter
Unknown