California · Calaveras County
Past Producer
Cosgrove
Calaveras County, California, United States
Gold
Copper
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USGS source ↗
Commodities
Primary
Gold
Tertiary
Copper
Commodity type
M
Deposit
Deposit size
S
Workings
Underground
Materials
Ore minerals
Gold, Pyrite
Gangue
Quartz
Geology
Host rock
Diabase
Economic & production
Development status
Past Producer
Identification
Deposit ID
10029128
MRDS ID
M006501
Region
NA
Data score
C
Coordinates
38.07519, -120.54879
References
CRAWFORD, J. J., 1896 , CALAVERAS COUNTY: 13TH REPT. STATE MIN.; CALIF. MIN. BUR. P 101