California · Shasta County
Past Producer

Keystone Mine

Shasta County, California, United States
GoldSilverZincCopperSulfur-Pyrite
⌖ Show on mapUSGS source ↗
Commodities
PrimaryGold, Silver, Zinc, Copper
TertiarySulfur-Pyrite
Commodity typeM
Materials
Other materialsChalcopyrite, Gold, Pyrite, Silver, Sphalerite
Economic & production
Development statusPast Producer
First production1923
Discovery year1900
Identification
Deposit ID10214011
MRDS IDW025291
RegionNA
Data scoreB
Coordinates40.72095, -122.515
References
UNIVERSITY OF CALIFORNIA, BERKELEY. MINING WASTE STUDY,FINAL REPORT, JULY 1988, 416 PP. (P. 215-219).CLAWSON,R.F.,1969, SQUAW CREEK COPPER INVENTORY: CALIFORNIADEPT.OF WATER RESOURCES MEMOIR REPT. 29P.ERIC,J.H.,1948,TABULATION OF COPPER DEPOSITS OF CALIF.,PART3 IN COPPER IN CALIF. CALIF DIV OF MINES BULL. 144 P197-387KINKLE,A.R.,HALL,W.E.,ALBERS,J.P.,1956,GEOLOGY AND BASEMETAL&DEPOSITS OF WEST SHASTA COPPER ZINC DISTRICT. SHASTACOUNTY,CALIF. U.S.G.S. PROF. PAPER 285. 156P.MOORE,L. 1970, COPPER RESOURCES AND PRODUCTION OF WESTSHASTA MINING DISTRICT, U.S.B.M. REPORT 85.HILLMAN,C.T., SCHUMACHER,O. AND GOSLING,B, 1977, THE WESTSHASTA DISTRICT,SHASTA COUNTY,CALIF. U.S.B.M. MAS REPORT.40P