California · Contra Costa County
Past Producer
Mount. Zion Copper Co. Mine
Contra Costa County, California, United States
Copper
Gold
Silver
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USGS source ↗
Commodities
Primary
Copper
Tertiary
Gold, Silver
Commodity type
M
Economic & production
Development status
Past Producer
Identification
Deposit ID
10114664
MRDS ID
M007203
Region
NA
Data score
D
Coordinates
37.9257, -121.95024
References
CALIF. SP. REPT. 80, P.21.