Mine detail: Deep Post Mine

Previously called ''

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Location

Lat / long: 40.97518, -116.34732

Resource(M)

Primary: Gold
Secondary: Silver, Arsenic
Ore: Gold, Pyrite, Arsenopyrite, Marcasite, Orpiment, Realgar, Kaolinite, Dickite, Sericite, Illite, Alunite, Barite, Stibnite, Goethite, Hematite, Jarosite, Gypsum, Calcite
Gangue: Quartz
Orebody form: STRATIFORM (APPROXIMATELY)
Discovery year: 1982

Production

Operation type: Surface
Deposit type: epithermal, sediment-hosted, disseminated gold
Production size: Large
Development status: Producer
First production started: 1986

Geology

Host rock:VININI FM., POPOVICH FM./RODEO CREEK UNIT, POPOVICH FORMATION, ROBERTS MOUTAIN FM.
Host type:Argillite,Chert,Mudstone,Siltstone,Sandstone,Limestone
Associated rock:GOLDSTRIKE STOCK, LATITE SILL, DIORITE SILL
Associated type:Diorite,Granodiorite,Quartz Monzonite,Porphyry,Latite
Structure:ROBERTS MOUNTAIN THRUST, N-NNW-TRENDING ZONE CONSIDERED MAIN HYDROTHERMAL CONDUIT; NNW TO N, AND NE-STRIKING FAULTS
Tectonic:BASIN AND RANGE; ORIGINALLY, W. EDGE OF N. AMERICAN CRATON
Alteration processes:Decarbonization; argillic and silicic hydrothermal; oxidation.

References

MRDSW700371
DEP10310437
Reference{Deposit:: Rocky Mountain Pay Dirt, March, 1988, p. 4a-5a.}{Deposit:: Rocky Mountain Pay Dirt, June, 1988, p. 3a.}{Deposit:: Knutsen, G. C., Bettles, K. H., Sulfrian, C. E., and Zimmerman, C. J., 1987, Discovery and geology of the Post Gold Deposit, Eureka County, Nevada: Society of Mining Engineers Preprint Number 87-86, 6 p.}{Deposit:: Albino, George, 1993 Oral Communication, July 22, 1993, Reno, NV}{Deposit:: Arehart, G.B., Foland, K.A., Naeser, C.W., and Kesler, S.E., 1993, 40Ar/39Ar, K/Ar, and Fission Track Geochronology of Sediment-Hosted Disseminated Gold Deposits at Post-Betze, Carlin Trend, Northeastern Nevada; Economic Geology, v. 88, no. 3, P. 622-646}{Deposit:: Bonham, H.L., 1988, Bulk-Mineable Precious-Metal Deposits, in, The Nevada Mineral Industry, 1987, Nevada Bureau of Mines and Geology MI-1987}{Deposit:: Bonham, H.L., 1986, Bulk-Mineable Precious-Metal Deposits and Prospects, Nevada Bureau of Mines and Geology Map 91}{Deposit:: Bonham, H.L., 1991, Bulk-Mineable Precious-Metal Deposits and Prospects, Nevada Bureau of Mines and Geology Map 91, 3rd ed.}{Deposit:: Environmental Assessment, 1987, Nevada Bureau of Mines and Geology Files}{Deposit:: Nevada Bureau of Mines and Geology Mining District File 115, Numerous Press Clippings}{Deposit:: Lauha, E.A., and Bettles, K.H., 1993, A Geologic Comparison of the Post/Betze and Purple Vein Deposits of the Goldstrike and Meikle Mines, Nevada, SME Preprint 93-170, presented at SME Annual Meeting, Reno, NV, Feb. 15-18, 1993}{Deposit:: Bonham, H.L., and Hess, R.H., 1990, Bulk-Mineable Precious-Metal Deposits, in The Nevada Mineral Industry, 1989, Nevada Bureau of Mines and Geology MI-1989, p. 21}{Deposit:: Bonham, H.L., 1989, Bulk-Mineable Precious-Metal Deposits, in The Nevada Mineral Industry, 1988, Nevada Bureau of Mines and Geology MI-1988, p.21}{Deposit:: Arehart, G. B., Eldridge, C.S., Chryssoulis, S.L., Kesler, S.E., 1993, Ion Microprobe Determination of Sulfur Isotope Variations in Sulfides from the Post/Betze Sediment-Hosted Disseminated Gold Deposit, Nevada, USA, Geochimica et Cosmochimica Acta, v.57, pp.1505-1519}{Deposit:: Long, K.R., DeYoung, J.H., Jr., and Ludington, S.D., 1998, Database of significant deposits of gold, silver, copper, lead, and zinc in the United States; Part A, Database description and analysis; part B, Digital database: U.S. Geological Survey Open-File Report 98-206, 33 p., one 3.5 inch diskette.}{Deposit:: Thompson, Tommy, Teal, Lewis, and Meeuwig, Richard, editors, 2002, Gold Deposits of the Carlin Trend, NBMG Bulll. 111.}{Deposit:: Chris H. Clode, Steven R. Grusing, Ivan M. Johnston, and Dean G. Heitt, 2002, Geology of the Deep Star Gold Deposit, in Gold Deposits of the Carlin Trend, NBMG Bull. 111.}{Deposit:: LONG AND OTHERS, 1998}
ReporterLaPointe, D.D. , Schruben, Paul G.