Nevada · Lyon County
Past Producer
Nevada - Denver Mine
Lyon County, Nevada, United States
Copper Silver Gypsum-Anhydrite Gold
Land & claims · BLM · live
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Surface manager + active mining claims at this point, live from BLM. The "open to location" notes are a general 1872-Mining-Law guide, not BLM output — decision-support only; verify with BLM MLRS and on the ground before staking or entry.
Commodities
PrimaryCopper
SecondarySilver
TertiaryGypsum-Anhydrite, Gold
Commodity typeB
Deposit
Deposit typeSedimentary
Deposit sizeSmall
Orebody formIRREGULAR
Ore controlGarnetized Shear Zone
Materials
Ore mineralsChalcocite, Chalcopyrite, Covellite, Cuprite, 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
AlterationAlbitic, Sericitic, Propylitic, Weak Potassic
Economic & production
Development statusPast Producer
First production1875
Community notes
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References
MOORE, J. G., 1969 , GEOLOGY AND MINERAL DEPOSITS OF LYON, DOUGLAS AND ORMSBY COUNTIES, NEV., NEVADA BUREAU OF MINES, BULLETIN 75 .EINAUDI, M. T., 1977 , PETROSENISIS OF THE COPPER-BEARING SKARN AT THE MASON VALLEY MINE, YERINGTON, NEV., ECON. GEOL., VOL. 72 , NO. 5 .
Identification
Deposit ID10037701
MRDS IDM035877
RegionNA
Data scoreB
Coordinates38.97963, -119.26876
Base: USGS MRDS (public domain, frozen 2011). Community notes © their authors, CC-BY. Land data live from BLM.