Nevada · Eureka, Lander County
Past Producer

Horse Canyon Mine

Eureka, Lander County, Nevada, United States
GoldSilverBarium-Barite
⌖ Show on mapUSGS source ↗
Commodities
PrimaryGold
SecondarySilver
TertiaryBarium-Barite
Commodity typeB
Deposit
Deposit typedisseminated/thrust fault
Model173: Sediment-hosted Au
Deposit sizeS
Orebody formtabular to irregular
Ore controlOre is localized by the Roberts Mountains Thrust plate contact and by north-striking high angle structures.
Materials
Ore mineralsGold, Barite
GangueQuartz, Clay, Jarosite, Pyrite
Geology
Host rockShale · "Vinini Formation", "Wenban Limestone"
Associated rockRhyolite
StructureRoberts Mountains Thrust; Cortez Window, high angle faulting; fractures; folding
Alterationsilicification, bleaching, clay alteration
Economic & production
Development statusPast Producer
Production years1983-1993
First production1983
Last production1993
Discovery year1976
Identification
Deposit ID10310318
MRDS IDM242255
Alternate namesCortez Joint Venture, Horse Canyon pit, South Silicified pit
RegionNA
Data scoreB
Coordinates40.15991, -116.56342
References
Bonham, H.F., 1988, in NBMG MI-1987.Bonham, H.F., 1986, NBMG Map 91.Foo, S.T., and Hebert, J. P., 1987, Geology of the Horse Canyon Deposit, Eureka County, Nevada, in Johnson, J. L., ed., Guidebook for Field Trips, Bulk Mineable Precious Metal Deposits of the Western United States, Geological Society of Nevada Symposium, April 6-8, 1988, Reno, Nevada. p. 326.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.BLM, Sept., 2004, Horse Canyon/Cortez Unified Exploration Project II Environmental Assessment NV063-EA04-61.NBMG MI-82 through MI-84; MI-86 thru MI-02;NBMG Map 91, 1st, 2nd, 3rd;NBMG OFR 83-9;MASMILS 0320110228;Crescent Valley Land Status, 1979;Amer. Mines (1989), 1989;Amer. Mines (1990), 1990;Amer. Mines (1991-92), 1991;EA, 2000;Adella Harding, Elko Daily Free Press, 11/23/02.www.placerdome.comBentz, J., Bonham, H., Tingley, J.V., Smith, P., 1982, Field Examination Report, 7/82.Unpublished report by Cortez Gold Mines, 1983NBMG Mining District File 109, Numerous Clippings. 332McCormack, John K., 1991, written communication