 | | Journal (article/letter/editorial) | | geochemistry of jasperoids from the Gold Bar district, Nevada Received: 17 May 2005 / Accepted: 11 June...Carlin-type gold mining districts located in the Battle Mountain–Eureka trend, Nevada. It is composed...faults in slope facies limestones of the Devonian Nevada Group exposed in windows through Ordovician basin...magnetic anomalies are notably absent. The Gold Bar district contains a variety of discordant and stratabound...apparent absence of any Eocene intrusions in the district, Gold Bar may be the product of a nonmagmatic |  | | Journal (article/letter/editorial) | | Special Issue Devoted to Gold Deposits in Northern Nevada: Part 2. Carlin-Type Deposits Preface ALBERT H...Economic Geology devoted to gold deposits in northern Nevada. Readers interested in a general overview of these...important to the genesis of gold deposits in northern Nevada and five papers that present detailed studies of...crust below these mineral belts (Howard, 2003), district- to deposit-scale stream sediment and lithogeochemical...al., 2003), and stratigraphy and structure of a district located along a northeast-striking lineament (Peters |  | Yigit, O., Nelson, E. P., Hitzman, M. W., Hofstra, A. H. (2003) Structural Controls on Carlin-Type Gold Mineralization in the Gold Bar District, Eureka County, Nevada. Economic Geology, 98 (6) 1173-1188 doi:10.2113/gsecongeo.98.6.1173 | Journal (article/letter/editorial) | | Gold Mineralization in the Gold Bar District, Eureka County, Nevada OZCAN YIGIT, ERIC P. NELSON,† MURRAY...The Gold Bar district in the southern Roberts Mountains, 48 km northwest of Eureka, Nevada, contains one...distribution of Carlin-type ore deposits in the Gold Bar district. In this paper, we present results of detailed...structures and the distribution of gold deposits in the district. The nature and origin of the structures associated...deposit to district scale, with implications for structural exploration models. The Gold Bar mining district |  | | Report (issue) | | of the Arizona Geological society, society for Mining, Metallurgy and Exploration Inc., and the U. s...We also want to thank collectively, all of the mining companies and staff who graciously allowed us to...ALONG THE 1-80 CORRIDOR, RENO TO BATTLE MOUNTAIN, NEVADA R. Cuffney, R. Atkinson and R. Buffa Revised 1990...north-south ranges of central and northeastern Nevada (Fig. I). These belts, or their extensions, contain...vast majority of precious metal deposits found in Nevada to date. Our trip begins in the Walker Lane mineral |  | Orris, G.J., Bennett, P.C., Theodore, T.G. (1987) A bibliography for the Winnemucca 1 degree by 2 degrees Quadrangle, Nevada, with indexing by county, commodity, mine name, mining district and selected major topics. Open-File Report Vol. 1987 (87-89) US Geological Survey doi:10.3133/ofr8789 | Report (issue) | | 2° quadrangle, Nevada, with indexing by county, commodity, mine name, mining district, and selected major...resources of the Winnemucca 1° x 2° quadrangle area, Nevada, were collected in support of a series of U.S....within the Winnemucca 1° by 2° quadrangle, Nevada: Elko, Eureka, Humboldt, Lander, and Pershing Counties...Table 3 is a listing of references by mine and mining district names. Finally, Table 4 indexes the references...for the five Nevada Counties that occur in the Winnemucca 1° by 2° quadrangle, Nevada. COUNTY REFERENCES |  | Arehart, G. B., Chakurian, A. M., Tretbar, D. R., Christensen, J. N., McInnes, B. A., Donelick, R. A. (2003) Evaluation of Radioisotope Dating of Carlin-Type Deposits in the Great Basin,Western North America, and Implications for Deposit Genesis. Economic Geology, 98 (2) 235-248 doi:10.2113/gsecongeo.98.2.235 | Journal (article/letter/editorial) | | of Geological Sciences, University of Nevada, Reno, Reno, Nevada 89557 J. N. CHRISTENSEN, Lawrence Berkeley...Barrick Goldstrike Mines, Inc., P.O. Box 29, Elko, Nevada 89803. 0361-0128/01/3326/235-14 $6.00 deposits...techniques. 114° 42° JC Carlin-type deposits in Nevada GT CT Elko C Reno AB BM 39° Great Basin...deposits in Nevada. Deposits and major prospects are shown by circles. Deposit or district locations mentioned...deposits in Utah, about 200 km east of the Utah-Nevada border); C = Cortez; CT = Carlin trend (includes |  | Hill, R.H., Adrian, B.M., Bagby, W.C., Bailey, E.A., Goldfarb, R.J., Pickthorn, W.J. (1986) Geochemical data for rock samples collected from selected sediment-hosted disseminated precious-metal deposits in Nevada. Open-File Report Vol. 1986 (86-107) US Geological Survey doi:10.3133/ofr86107 | Report (issue) | | SEDIMENT-HOSTED DISSEMINATED PRECIOUS-METAL DEPOSITS IN NEVADA By R. H. Hill, B. M. Adrian, W. C. Bagby, E. A...sediment-hosted precious-metal deposits sampled in Nevada....................... TABLES Table 1. Limits...selected sediment-no sted precious-metal deposits in Nevada, Table 3. Geochemical data for sediment-hosted...sediment-hosted disseminated precious-metal deposits in Nevada....... APPENDIX Appendix 1. Descriptions of analyzed...from sediment-hosted precious-metal deposits in Nevada.................... 22 INTRODUCTION This report |  | Theodore, T. G., Kotlyar, B. B., Singer, D. A., Berger, V. I., Abbott, E. W., Foster, A. L. (2003) Applied Geochemistry, Geology, and Mineralogy of the Northernmost Carlin Trend, Nevada. Economic Geology, 98 (2) 287-316 doi:10.2113/gsecongeo.98.2.287 | Journal (article/letter/editorial) | | and Mineralogy of the Northernmost Carlin Trend, Nevada TED G. THEODORE,† BORIS B. KOTLYAR, DONALD A. SINGER...King Midas Resources, Ltd., 3841 Amador Way, Reno, Nevada 89502 AND ANDREA L. FOSTER U.S. Geological Survey...deposit include arsenopyrite overgrowths on small pyrite crystals in 50- to 75-µm-wide clay-carbonate veinlets...recrystallized diagenetic pyrite, and partial replacement of diagenetic pyrite by tennantite. Some of these...interpretations of geochemical halos in the Carlin trend. District-scale geochemical patterns of several elements |  | | Report (volume) | | Gold in Jasperoid, Elephant Head Area, Lander County, Nevada U.S. GEOLOGICAL SURVEY BULLETIN 2009 Geochemistry...Gold in Jasperoid, Elephant Head Area, Lander County, Nevada By TED G. THEODORE and GAIL M. JONES U.S....gold in jasperoid, Elephant Head area, Lander County, Nevada I Ted G. Theodore and Gail M. Jones. p. cm...ores-Geology-Nevada-Lander County. 2. JasperoidNevada-Lander County. 3. Geochemistry-Nevada-Lander County. I....Geologic map of the Elephant Head area, Lander County, Nevada In pocket FIGURES 1. 2. 3. 4. 5. 6. 7. 8 |  | | Journal (article/letter/editorial) | | disseminated gold, hosted primarily by arsenian pyrite. Other metals show very little enrichment although...and 0 to > 45%0 (sulfates). Ore-related sulfides (pyrite, realgar) fall at the upper end of the range reported...containing native Au and sulfide ores containing Au in pyrite. The extreme variations in sulfur isotopes as seen...ore; fluid inclusions;isotopes; ore-formingfluids; Nevada * E-mail: g.arehart@gns.cri.nz. 0169-1368/96/$15...discovery and development of Carlin as a bulk-tonnage mine between 1962 and 1965 (Hausen and Kerr, 1968). SHDG |  | Doebrich, Jeff L., Albino, G.V., Barker, C.E., Duffield, W.A., Dunn, V.C., Hanna, W.F., McFarlan, J.P., McGuire, D.J., Miller, M.S., Peters, S.G., Plouff, Donald, Raines, G.L., Sawatasky, D.L., Spanski, G.T. (1994) Resource assessment of the Bureau of Land Management's Winnemucca District and Surprise Resource Area, Northwest Nevada and Northeast California. Open-File Report Vol. 1994 (94-712) US Geological Survey doi:10.3133/ofr94712 | Report (issue) | | MANAGEMENT'S WINNEMUCCA DISTRICT AND SURPRISE RESOURCE AREA, NORTHWEST NEVADA AND NORTHEAST CALIFORNIA...Field Office, Mackay School of Mines, University of Nevada, Reno, NV 89557-0047 2U.S. Geological Survey, Unit...Winnemucca District and Surprise Resource Area, an area covering 13.5 million acres in northwest Nevada and...Rock National Conservation Area), and the impact of mine dewatering on drainage basin groundwater resources...part of their Resource Management Plan for the District/Resource Area or for other planning units such |  | | Report (issue) | | deposits and a regional paleothermal anomaly in Nevada by Charles G. Cunningham Reston, Virginia 22092...with many of the disseminated gold deposits in Nevada: the western edge of the Precambrian granitic crust...intensive exploration efforts, particularly in Nevada. The host rocks for some of the deposits, such...deposits are replacement deposits in which gold, pyrite, silica, and locally barite were introduced along...(1985). Locations of the gold-producing districts in Nevada were shown by Bonham (1976) and are plotted on |  | | Journal (article/letter/editorial) | | The first of these plants was at Gencor's Fairview mine which commenced commercial production in 1986 and...ions into the solution. The major reaction for pyrite in the bacterial oxidation process is shown in...exhausted. All of these plants treated arsenopyrite - pyrite concentrates with design sulphur grades in excess...the Youanmi plant and was designed for the Tonkin Springs plant which operated briefly in 1990. In these...reaction: 2.6 kW/m3 for Youanmi and 1.1 kW/m 3 for Tonkin Springs. Use of this form of cooling resulted in a |  | | Journal (article/letter/editorial) | | geological boundary ---- major lineament 4~ sampled mine site dyke,vein or ~'~"~" alteration zone 1 km ...dykes consist of an early quartz-sericite-albite-pyrite assemblage affected by later generations of quartz...instances (Scotmans Gully south), kaolinite. The early pyrite is cataelastically deformed and later chalcopyrite...tetrahedrite form fracture fillings in the pyrite, replace the pyrite, and are present as disseminated inclusions...indicated that gold occurs as inclusions within the pyrite and chalcopyrite. Numerous vugs and dilational |  | | Report (issue) | | CONTRIBUTIONS TO THE GOLD METALLOGENY OF NORTHERN NEVADA Richard M. Tosdal editor Open-File Report 98-338-6...Contributions to the gold metallogeny of northern Nevada Preface R.M. Tbsdfl/.............................the crustal structure near the Battle Mountain-Eureka mineral trend from geophysical constraints V.J...Regional crustal structure beneath the Carlin Trend, Nevada, based on deep electrical geophysical measurements...and its relation to gold belts in north-central Nevada: Overview and progress report V.J.S. Grawc/i.. |  | | Report (issue) | | Arrington Mine Carolina Slate 'Belt 25 27 2 Gold Hill Mine 28 Placer ~lXlsits 2 Howie Mine 29 !me...me Del"'sits 2 Reed Mine 31 S<>urces and Prtxluction 5 Silver Hill Mine 31 World Sources and...Production 5 Phoenix Mine 33 United States Sources and Production 5 Hoover Hill Mine 33 Mineralogy and...Gardner Hill Mine 33 Uses 7 Fentress Mine 34 Prices 8 Mining Methc:xis 9 Rudisil Mine 34 OJ:>en-Pit...OJ:>en-Pit Mining 9 St. Catherine Mine 35 Underground Mining 9 Capps Mine 35 9 Kings Mountain Belt |  | | Book | | Bagby US Geological Survey, Menlo Park, California, USA William Bagby received a Ph.D. in Earth Science from...rocks in the Sierra Madre Occidental, Mexico. His mining industry experience includes porphyry copper exploration...hot spring gold deposits. Research done at the USGS has been focused on gold deposits in Nevada and a...Berger US Geological Survey, Spokane, Washington, USA Byron Berger has been involved in exploration for...experience focused on Carlin- type deposits in northern Nevada, and during his tenure with the USGS he has conducted |  | Hofstra, A. H., Snee, L. W., Rye, R. O., Folger, H. W., Phinisey, J. D., Loranger, R. J., Dahl, A. R., Naeser, C. W., Stein, H. J., Lewchuk, M. T. (1999) Age constraints on Jerritt Canyon and other carlin-type gold deposits in the Western United States; relationship to mid-Tertiary extension and magmatism. Economic Geology, 94 (6) 769-802 doi:10.2113/gsecongeo.94.6.769 | Journal (article/letter/editorial) | | the ageof the golddeposits in the Jerritt Canyon district. Datedigneous rocks withwell-documented crosscutting...deposit in the Carlintrendand TheJerrittCanyon district(Fig.1)hasaccounted forabout consider many Carlin-type...Creta10percentof thegoldproduction in theregion.The district ceousin age.Ilchik(1995)prefersa lessthan39 Ma... (1996)favor golddeposits in theJerrittCanyon district havebeenthesub- the Post-Betze an age of ~95 Ma...80 to 90 Ma agefor goldmineralization Getcheil,Nevada,andconclude thatgoldmineralization was spatially |  | Bagby, W.C., Haxel, G.B., Smith, D.B., Koch, R.D., Grubensky, M.J., Sherrod, D.R., Pickthorn, L.G. (1987) Mineral resource assessment of the Kofa National Wildlife Refuge, Arizona. Open-File Report Vol. 1987 (87-609) US Geological Survey doi:10.3133/ofr87609 | Report (issue) | | fault related(?) gold systems High temperature hot-spring systems Sedimentary-rock-hosted, disseminated precious-metal...Castle Dome anomaly (7) Geophysical data Review of mining and exploration activity Past production Recent...Cornstock epithermal veins, hotspring Au and hot-spring Hg deposits, and epithermal Mn deposits Domain...surface of a limonite pseudomorph of pyrite from the Livingston mine. The energy dispersive X-ray pattern...Sumner (1973). 8. Map showing the locations of mining districts in the KNWR area. 9. Gold grade versus |  | | Report (volume) | | mafic extrusive rocks 25a Descriptive model of hot-spring Au-Ag, by Byron R. Berger 25b Descriptive model...model of hot-spring Hg, by James J. Rytuba 178 Grade and tonnage model of hot-spring Hg by James J...rock types 133 Cross section through the Kalavos district Cyprus showing relationship of massive sulfide...Mn deposits 141 Cartoon cross-section of a hot-spring Au-Ag deposit 144 Cartoon cross section of a typical...deposits 177 Tonnages of hot-spring Bg deposits 179 Mercury grades of hot-spring llg deposits 179 Tonnages |  | | Report (volume) | | Donald A. Singer 20 Grade and tonnage model of hot-spring Au-Ag, by Byron R. Berger and Donald A. Singer...deposits 22 8. Tonnages of hot-spring Au-Ag deposits 24 9. Gold grades of hot-spring Au-Ag deposits 24 10. Silver...Silver grades of hot-spring Au-Ag deposits 25 11. Tonnages of sediment-hosted Au deposits 27 12. Gold...Arizona, southeastern California, and southernmost Nevada 53 Schematic diagram showing structural position...disseminated Ag-Au deposits 20 Grades and tonnages of hot-spring Au-Ag deposits 23 Grades and tonnages of sediment-hosted |  | | Journal (issue) | | Water quality in pit lakes — gold deposits - Nevada, USA Imprint Environmental Geology History Environmental...knowledge and experience. Major Secaucus, NJ 07094, USA Tel. (201) 348-4033, Telex 0023-125 994, Fax (201)...same year Changes of address. Allow six weeks for mining and abstraction activities for and remediation...Freiberg/Sachsen, Kaiserstrafe Hydrogeology Mining Geology Davip M. KarGBo U.S. EPA Region III, ...Monitoring Road P. O. Box 1428 Sequim, WA 98382, USA e-mail: degrosbois@aol.com Ormond L. HuDsoN Applied |  | | Report (Issue volume) | | of nonfuel minerals and a chapter on trends in mining and quarrying in the metals and industrial mineral...State mineral production and mineral production by county were prepared in the Division of Statistics and...University of Nebraska (Nebraska Geological Survey). Nevada: Nevada Bureau of Mines and Geology. New Hampshire:... . . . . . . . . . . . • . . . • • • . • • 315 Nevada, F. V . Carrillo, Jonathan G. Price, Stephen B...which 329), which placed the collection of min- Mine Safety and Health Administration), eral statistics |  | | Journal (volume) | | BUREAU OF MINES JANUARY 1990 New Materials Tes Ary Mining Is Coming Back CS wm RR ® ! be ae Ts —...developments, trends and issues concerning the mining, processing and use of minerals and materials....Finding the Construction Materials," “The 1872 Mining Act,” and “Exploring Alaska’s National Petroleum...in new-materials development. 18 INTERVIEW The Mining Industry Bounces Back A formal and wide-ranging...Creek Bridge, on Route 199 in Califomia's Del Norte County, employs precast concrete to reinforce the strength |  | | Book (edition) | | Hampshire Street, 5th Floor, Cambridge, MA 02139, USA Copyright © 2016, 2005 Elsevier B.V. All rights reserved...X. Díaz, University of Utah, Salt Lake City, UT, USA, Escuela Politécnica Nacional, Quito, Ecuador N...Acar, Acar Consulting LLC, Highlands Ranch, CO, USA C. Aldrich, Western Australian School of Mines,...Baron, Barrick Goldstrike Mines Inc., Carlin, NV, USA of British Columbia, R. Dunne, Western Australian...International Cyanide Management Institute, Washington, DC, USA A. Götz, Fraser Alexander, Boksburg, South Africa |
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