California · Placer County
Past Producer

Bobtail Prospect

Placer County, California, United States
GoldCopper
⌖ Show on mapUSGS source ↗
Commodities
PrimaryGold
SecondaryCopper
Commodity typeM
Deposit
Deposit sizeS
WorkingsUnderground
Materials
Ore mineralsChalcopyrite, Gold
GangueQuartz
Geology
Host rockSlate
Economic & production
Development statusPast Producer
Identification
Deposit ID10007687
MRDS IDC012124
RegionNA
Data scoreC
Coordinates38.97239, -121.23048
References
WARING, CLARENCE A., 1917 , PLACER COUNTY: REPORT 15 OF THE STATE MINERALOGIST, CALIFORNIA STATE MINING BUREAU, P. 334 .ERIC, J. C., 1948 , TABULATION OF COPPER DEPOSITS IN CALIFORNIA IN COPPER IN CALIFORNIA: CALIFORNIA DIVISION OF MINES BULLETIN 144 , P. 282 .