Commodities
PrimaryZinc, Copper, Lead
SecondarySilver, Gold
Commodity typeM
Materials
Other materialsChalcopyrite, Chlorite, Covellite, Galena, Gold, Pyrite, Pyrrhotite, Sericite, Silver, Sphalerite
Economic & production
Development statusPast Producer
First production1917
Discovery year1896
Identification
Deposit ID10287237
MRDS IDW017560
Alternate namesBlue Ledge Extension
RegionNA
Data scoreB
Coordinates41.98, -123.094
References
HUNDHAUSEN,R.J.,BLUE LEDGE CU-ZN MINE REPT. OF INVESTIGATIONOCT. 1947HUTCHINSON,R.,M., A PRELIMINARY ON THE GEOL OF THE BLUE LEDGMINE, USGS OCT,23 1945CALIF. JOURNAL OF MINES AND GEOL.V.43,NO.4,1947,P.424CALIF JOUR MINESAND GEOL. V.43 NO 4,1947 P 424.