Commodities
PrimarySilver, Gold
TertiaryIron, Manganese, Mercury
Commodity typeM
Deposit
Deposit typevein; breccia filling; shear zone
Model104: Hot-spring Au-Ag150: Epithermal vein, Comstock
Deposit sizeS
Orebody formtabular
Ore controlOre is controlled by a brecciated shear zone along a normal fault which curves from NW to nearly E-W.
Materials
Ore mineralsGold, Cinnabar, Iron, Adularia
GangueQuartz
Geology
Host rockRhyolite,Andesite · Caliente Caldron Complex
StructureLocal structures evident at the property are a shear zone as well as cross-faulting and fractures with slight silicification and mineralization at intersections with main fault zone.
Tectonic settingCaliente Caldera Complex
AlterationAlteration consists of silicification, argillization, and propylitization
Economic & production
Development statusPast Producer
First production1912
Last production1930
Discovery year1912
Identification
Deposit ID10310470
MRDS IDM241676
Alternate namesTaylor Mine, Easter Mine, Eastern Mine, Pioche-Xray Mining & Milling Co. property, NBMG Sample Site 579
RegionNA
Data scoreB
Coordinates37.51275, -114.63306
References
Tingley, J.V., 1984, NBMG Field Examination on April 4, 1984.Smith, A.M., 1933-1934, Report of a preliminary examination of the Easter Mine; NBMG District File 167, Item B.Correspondence between J. W. Taylor and J. E. Spurr, 1912, NBMG District File 167 Item 2.Callaghan, E., 1937, Geology of the Delamar District, Lincoln Co, Nev. Nevada Bur. of Mines vol . 31, no. 5, p. 50-58.Tschanz, C.M. and Pampeyan, .H., 1970, Geology and Mineral Deposits of Lincoln Co. Nev. Nev. Bur. Mines Bull. 73, p. 141.NBMG MI-1994, MI-1995Denver Mining Record, 9/6/95, 9/20/95.Beta Minerals website: www.betaminerals.comSnee, Lawrence W. and Rowley, Peter D. , 2000, New 40Ar/39Ar dates from the Caliente caldera complex, Nevada-Utah; at least 10 million years of Tertiary volcanism in one of the world's largest caldera complexes; Abstracts with Programs - Geological Society of America, vol.32, no.7, pp.461.