Commodities
PrimaryGold
TertiarySilver
Commodity typeM
Materials
Other materialsAmethyst, Barite, Chlorite, Chrysocolla, Feldspar, Fluorite, Goethite, Gold, Hematite, Kaolinite, Magnetite, Plagioclase, Pyrolusite, Quartz, Sericite, Silver
Economic & production
Development statusPlant
First production1987
Discovery year1979
Identification
Deposit ID10259110
MRDS IDTC00084
Alternate namesCopperstone, Copperstone Underground, Continental Silver Claim Group
RegionNA
Data scoreB
Coordinates33.87925, -114.29999
References
ROUNDS, MIKE (ADVISOR; PUBLIC, GOVERNMENT AND INVESTORRELATIONS WITH CYPRUS MINERALS COMPANY). NEWS RELEASE.ENGLEWOOD, CO. NOVEMBER 18, 1987, 3 PP.HAGMAN, RICHARD H. (MANAGER; PUBLIC, GOVERNMENT AND INVESTORENGLEWOOD, CO. JULY 28, 1988, 5 PP.CYPRUS MINERALS COMPANY, 1988 S.E.C., FORM 10-K REPORT, P 4.CYPRUS MINERALS CO., 1990 SEC, FORM 10-K REPORT, PP. 2, 4-5.CYPRUS MINERALS CO., 1991 SEC, FORM 10-K REPORT, P7.CYPRUS MINERALS CO., 1992 SEC, FORM 10-K REPORT, P10.CYPRUS AMAX MINERALS COMPANY, 1993 SEC, FORM 10-K REPORT,P14.