California · Contra Costa County
Producer
Silver Mine
Contra Costa County, California, United States
Silver
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USGS source ↗
Commodities
Primary
Silver
Commodity type
M
Deposit
Deposit size
S
Economic & production
Development status
Producer
Identification
Deposit ID
10029566
MRDS ID
M007200
Region
NA
Data score
D
Coordinates
37.9249, -121.95437
References
CALIF. SP. REPT. 80, P. 21