Commodities
PrimarySilver, Lead
SecondaryCopper, Gold
TertiaryIron, Zinc, Arsenic, Antimony
Commodity typeM
Deposit
Deposit sizeS
Orebody formTABULAR
Ore controlShear Zone; Local Brecciation
Materials
Ore mineralsChalcopyrite, Galena, Pyrite, Sphalerite
GangueQuartz
Geology
Host rockShale,Sandstone,Chert · Harmony Formation;Scott Canyon Formation
Associated rockDiorite
StructureThrust Faults, Nw-Trending Fault (Plumas Fault)
AlterationPyritization, Silicification
Economic & production
Development statusPast Producer
First production1865
Discovery year1865
Identification
Deposit ID10103943
MRDS IDM231371
Alternate namesNichlas Mine
RegionNA
Data scoreB
Coordinates40.5549, -117.11845
References
STEWART, J.H., MCKEE, E.H., AND STAGER, H.K., 1977, GEOLOGY AND MINERAL DEPOSITS OF LANDER COUNTY NEVADA; NEV. BUREAU OF MINES BULL. 88.VANDERBURG, W.O., 1939, RECONNAISSANCE OF MINING DISTRICTS IN LANDER CO., NEV: U.S.B.M. MINF. CIRC. 7043.HILL, J.M., 1915, SOME MINING DISTRICTS IN N.E. CALIFORNIA AND NW. NEVADA: U.S.G.S. BULL. 594ROBERTS, R.J. AND ARNOLD, D.C., 1965, ORE DEPOSITS OF THE ANTLER PEAK QUADRANGLE HUMBOLDT AND LANDER COUNTIES, NEVADA; U.S.G.S. PROF PAPER 459-B