Commodities
PrimaryCobalt, Nickel
SecondaryCopper
Commodity typeM
Deposit
Model271: Stratabound Precambrian sulfide, Colorado and Wyoming
Deposit sizeY
Materials
Ore mineralsChalcopyrite, Niccolite, Pentlandite, Pyrrhotite
GanguePyrite
Other materialsArsenopyrite, Bravoite, Cobaltite, Millerite, Polydymite, Sphalerite, Violarite
Geology
Host rockAmphibole Schist · Idaho Springs Formation
Structureore replaces beds in amphibolite
Economic & production
Development statusPast Producer
Identification
Deposit ID10108244
MRDS IDDC03568
Alternate namesCopper King
RegionNA
Data scoreB
Coordinates40.05527, -105.42031
References
GODDARD AND LOVERING, 1942, USGS BULL. 931-0, PL. 59, PG 349-362.MINERAL COMMODITY FILES-DOCKET 6754LOVERING AND GODDARD, 1950, USGS PP 223, PG. 70, PL. 8CONSV. DIV. COMP. DATE, 1,62BELL, JAMES E, 1941, PRELIMINARY REPORT ON THE NICKEL PROPERTY OF THE COBALT GOLD MINING CO. US BUR MINES STRAT. MINERAL EVALUATION SECTION REPT NO 5001 (UNPUBLISHED) ON FILE AT USBM IFOCOWN:COBALT GOLD MINING COSunshine Mining Co. Colorado exploration files, unpublished data, Colorado Geological Survey.