Commodities
PrimaryCopper
SecondarySilver, Gold
TertiaryGypsum-Anhydrite
Commodity typeB
Deposit
Deposit typeSedimentary
Model59: Skarn Cu
Deposit sizeS
WorkingsSurface/Underground
Orebody formELLIPTICAL IN PLAN
Ore controlShear Zone, Metalliferous Solutions Ascended Along Fractures, Replaced Brecciated Lmst.
Materials
Ore mineralsChalcopyrite, Chrysocolla, Malachite, Pyrite
GangueCalcite, Pyroxene
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 Weak Potassic
Economic & production
Development statusPast Producer
First production1912
Identification
Deposit ID10111427
MRDS IDM035869
Alternate namesRed Mine
RegionNA
Data scoreB
Coordinates38.94241, -119.23015
References
JOHNSON, A. T., 1907 , REPORT ON MCCONNELL GROUP YERINGTON DISTRICT, UNPUBL. RECORD, NEV. BUREAU OF MINES FILE.KNOPF, A., 1918 , GEOLOGY AND ORE DEPOSITS OF THE YERINGTON DISTRICT, NEV., USGS PROF. PAPER NO. 114 .EINAUDI, M. T., 1977 , PETROGENISIS OF COPPER BEARING SKARN AT THE MASON VALLEY MINE, YERINGTON DIST., NEV., ECON. GEOL., VOL. 72 , NO. 5 .