California · Contra Costa County
Occurrence
Unity ? Claim
Contra Costa County, California, United States
Silver
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USGS source ↗
Commodities
Primary
Silver
Commodity type
M
Deposit
Deposit size
N
Economic & production
Development status
Occurrence
Identification
Deposit ID
10092010
MRDS ID
M007204
Region
NA
Data score
D
Coordinates
37.90323, -121.92521
References
CALIF. SP. REPT. 80, P. 21