California · Calaveras County
Occurrence
Holmes
Calaveras County, California, United States
Copper
Lead
Zinc
Silver
Gold
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USGS source ↗
Commodities
Primary
Copper, Lead, Zinc, Silver, Gold
Commodity type
M
Deposit
Deposit type
Vein
Deposit size
N
Workings
Underground
Materials
Ore minerals
Chalcopyrite, Galena, Pyrite, Sphalerite
Gangue
Quartz
Geology
Host rock
Schist
Economic & production
Development status
Occurrence
Identification
Deposit ID
10028587
MRDS ID
M005640
Region
NA
Data score
C
Coordinates
38.22241, -120.84491
References
TUCKER, W.B., 1914 , CALAVERAS COUNTY; 14TH REPT. STATE MINERALOGIST; CALIF. MIN. BUR., P. 57