Commodities
PrimaryCopper
SecondarySilver
TertiaryGypsum-Anhydrite, Gold
Commodity typeB
Deposit
Deposit typeSedimentary
Model59: Skarn Cu
Deposit sizeS
Orebody formIRREGULAR
Ore controlGarnetized Shear Zone
Materials
Ore mineralsBornite, Chalcocite, Chalcopyrite, Chrysocolla, Covellite, Pyrite
Geology
Host rockLimestone · Rhyolite To Dacite Volcanics;Qtz. Monzonite Porphyry
Associated rockMonzonite,Diorite · Andesite To Dacite Tuff Breccia;Rhyolite, Tuff, Siltstone, Limestone
StructureYerington Batholith
Tectonic settingComplex Basin And Range Faulting
AlterationShallow Oxidation, Albitic, Sericitic, Propylitic, Week Potassic
Economic & production
Development statusPast Producer
Identification
Deposit ID10037697
MRDS IDM035873
Alternate namesNevada Douglas
RegionNA
Data scoreB
Coordinates38.95102, -119.2707
References
READ, T. T., 1912 , THE NEVADA DOUGLAS MINES, MINING AND SCIENTIFIC PRESSKNOPF, A., 1918 , GEOLOGY AND ORE DEPOSITS OF THE YERINGTON DIST., NEV. USGS PROF. PAPER 114 .EINAUDI, M. T., 1977 , PETROGENISIS OF THE COPPER-BEARING SKARN AT THE MASON VALLEY MINE, YERINGTON, NEV., ECON. GEOL., VOL. 70 , NO. 5 .