Commodities
PrimaryCopper
SecondaryGold, Silver
Commodity typeM
Deposit
Deposit typeVein
Deposit sizeS
Orebody formPOCKETS/LENSES
Ore controlOxidized Ore Occurs In Fractured/Altered Andesite Near Northward Striking Fault
Materials
Ore mineralsChalcocite, Chalcopyrite, Chrysocolla, Cuprite, Pyrite
GangueCalcite, Quartz
Geology
Host rockAndesite · Vedaboorde Formation
StructureNorth Trending Vertical Slips
Tectonic settingNorthward Striking Fault
AlterationSericitic, Silicification, Argillic
Economic & production
Development statusPast Producer
Discovery year1908
Identification
Deposit ID10103621
MRDS IDM035914
Alternate namesCopper Chief, NBMG Sample Sites # 3458, # 3459, # 3486
RegionNA
Data scoreB
Coordinates38.84602, -119.57793
References
MOORE, J. G., 1969 , GEOLOGY AND MINERAL DEPOSITS OF LYON, DOUGLAS AND ORMSBY COUNTIES, NEV., NEVADA BUREAU OF MINES, BULLETIN 75 .HILL, J. M., 1915 , SOME MINING DISTRICTS IN NE CALIF. AND NW NEV., USGS BULL. 594 .OVERTON, T.D., 1947, MINERAL RESOURCES OF DOUGLAS, ORMSBY, AND WASHOE, COUNTIES: NBMG BULL. 46.TINGLEY, J. V., NBMG SAMPLE #3458,#3459, #3486 SITE VISITS NOV. 11, 1988 & APRIL 12, 1989.F( 2 )