California · Contra Costa County
Prospect
Unnamed Location
Contra Costa County, California, United States
Silver
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USGS source ↗
Commodities
Primary
Silver
Commodity type
M
Economic & production
Development status
Prospect
Identification
Deposit ID
10138676
Region
NA
Data score
D
Coordinates
37.9088, -121.92934
References
CALIF. SP. REPT. 80, P.21.