Commodities
PrimaryCopper
SecondaryGold, Silver
Commodity typeM
Deposit
Deposit typeVein
Deposit sizeS
WorkingsUnderground
Economic & production
Development statusPast Producer
Identification
Deposit ID10028589
MRDS IDM005645
Alternate namesBorger, Constitution, San Francisco
RegionNA
Data scoreC
Coordinates38.2263, -120.87602
References
ERIC, J.H., 1948 , COPPER IN CALIFORNIA BULL. 144 ; DIV. OF MINES, P. 219TUCKER, W.B., 1914 , CALAVERAS COUNTY; 14TH REPT. STATE MINERALOGIST; CALIF. MIN. BUR, P. 57