California · Sierra County
Producer
Union Keystone Mine
Sierra County, California, United States
Gold
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USGS source ↗
Commodities
Primary
Gold
Commodity type
M
Deposit
Deposit size
Y
Economic & production
Development status
Producer
Identification
Deposit ID
10077691
MRDS ID
W025522
Region
NA
Data score
D
Coordinates
39.7471, -120.89687
References
CALIF JOUR V 38,1942,P 66;