Gold Bar Mine

Eureka County, Nevada, United States

GoldSilverAntimonyArsenicMercuryBarium-BariteManganese

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Description

Atlas Precious Metals, Inc.

Commodities

PrimaryGold, Silver

TertiaryAntimony, Arsenic, Mercury, Barium-Barite, Manganese

Commodity typeB

Deposit

Model172: Carbonate-hosted Au-Ag

Deposit sizeS

Ore controlA Northwesterly Fault Is The Main Feeder Structure For Mineralizing Fluids. Wider, Thicker, And Higher Grade Portions Of The Orebody Occur At Intersections Of This Main Feeder With Northwest-Striking High Angle Normal Faults. Thin Bedded Silty Limestones Are A Lithologic Control Of Gold Deposition.

Materials

Ore mineralsGold

GangueBarite, Calcite, Hematite, Limonite, Quartz

Geology

Host rockMudstone,Siltstone,Limestone · Upper Denay Formation

Associated rockRhyolite

StructureRoberts Mountain Thrust, Paleozoic Thrusting And Folding And Tertiary High Angle Faulting. Limestone Beds Are Gently Folded Along Ene-Trending Fold Axes, Forming Anticlines And Synclines That Plunge 10-40 Degrees To The East. The Dominant Tertiary Fault Sets Strike Northwest And North-South; Other Sets Strike East-Northeast And Northeast.

AlterationMajor Decalcification, Silicification, Carbon Remobilization, And Iron Oxidation And Redistribution. Minor Bleaching, Calcite Veining, Argillization. See Geology Comments.

Economic & production

Development statusProducer

Production years1986-1990

First production1986

Last production1990

Discovery year1983

Identification

Deposit ID10047572

MRDS IDM242943

RegionNA

Data scoreA

Coordinates39.75936, -116.44063

References

BROILI, C., ET AL, 1988, GEOLOGY AND GOLD MINERALIZATION OF THE GOLD BAR DEPOSIT, EUREKA COUNTY, NEVADA, IN SCHAFER, R.W., ET AL, EDS., BULK MINEABLE PRECIOUS METAL DEPOSITS OF THE WESTERN UNITED STATES, THE GEOLOGICAL SOCIETY OF NEVADA, RENO, P. 57-72.MASINTER, R.A., 1991 ZONING OF ALTERED WALL ROCK AND SPATIAL RELATIONS TO GOLD ORE, GOLD BAR MINE, NEVADA, IN RAINES, G.L., ET AL, EDS. GEOLOGY AND ORE DEPOSITS OF THE GREAT BASIN, THE GEOLOGICAL SOCIETY OF NEVADA, RENO, P. 701-703.UNPUBLISHED DRAFT REPORT BY ATLAS PRECIOUS METALS, INC., 1988, NBMG DISTRICT FILE 106, ITEM 14.NBMG, 1988, THE NEVADA MINERAL INDUSTRY-1987, NBMG SPECIAL PUBLICATION MI-1987.NBMG, 1991, THE NEVADA MINERAL INDUSTRY-1990, NBMG SPECIAL PUBLICATION MI-1990.TINGLEY AND SMITH, 1983, A MINERAL INVENTORY OF THE SHOSHONE-EUREKA RESOURCE AREA, BATTLE MOUNTAIN DISTRICT, NEVADA: NBMG OFR 83-3.TINGLEY AND SMITH, 1983, RESULTS OF GEOCHEMICAL SAMPLING WITHIN THE SHOSHONE-EUREKA RESOURCE AREA, EUREKA, LANDER, AND NYE COUNTIES, NEVADA: NBMG OFR 83-4.BONHAM, H.F., 1989, BULK-MIEABLE PRECIOUS-METAL DEPOSITS AND PROSPECTS IN NEVADA, NBMG MAP 91.NBMG MINING DISTRICT FILE 106, NUMEROUS PRESS CLIPPINGS.FINAL ENVIRONMENTAL ASSESSMENT - PROPOSED GOLD BAR EXPANSION PROJECT (NV64-EA9-74), BUREAU OF LAND MANAGEMENT, NOVEMBER 29, 1989.ATLAS CORPORATION, 1992, ANNUAL REPORT FOR FISCAL YEAR ENDED JUNE 30, 1992.ATLAS CORPORATION, 1991, ANNUAL REPORT FOR FISCAL YEAR ENDED JUNE 30, 1991.ATLAS CORPORATION, 1990, ANNUAL REPORT FORM 10-K FOR FISCAL YEAR ENDED JUNE 30, 1990.ATLAS CORPORATION, 1989, ANNUAL REPORT FOR FISCAL YEAR ENDED JUNE 30, 1989.ATLAS CORPORATION, 1988, ANNUAL REPORT FOR FISCAL YEAR ENDED JUNE 30, 1988.ATLAS CORPORATION, 1987, ANNUAL REPORT FOR FISCAL YEAR ENDED JUNE 30, 1987.ATLAS CORPORATION, 1986, ANNUAL REPORT FOR FISCAL YEAR ENDED JUNE 30, 1986.ATLAS CORPORATION, 1985, ANNUAL REPORT FOR FISCAL YEAR ENDED JUNE 30, 1985.NBMG, 1994, MI-1993NEVADA DIVISION OF MINERALS, 19941987: UNKNOWN 1988: ATLAS CORPORATION, 1988, ANNUAL REPORT FOR FISCAL YEAR ENDED JUNE 30, 1988. 1990: NBMG, 1991, THE NEVADA MINERAL INDUSTRY-1990, NBMG SPECIAL PUBLICATION MI-1990. NBMG MI-1993