 | | 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 |  | 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 |  | | Journal (article/letter/editorial) | | Other deposits,includingAlligatorRidgeand Tonkin Springs,are intermediatebetweentheseextremes.In this...differencesin the geochemicalnatureof the of the Bear Creek Mining Companywork, Duke fluidswhich producedthem and...this study. fromover20 miningdistrictsin Arizona,Nevada,New The initialpurposeof thisinvestigation wassimply...systems that generatedmineablegold trict near Ely, Nevada. depositsand jasperoidfrom apparentlysimilarbut...systems Carlin deposit(Radtkeet at., 1980). in Nevada,but he discussed mechanisms ofjasperoid DesignandScopeof |  | 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 |  | | Report (issue) | | extends from near Truckee, California, in the Sierra Nevada structural province, eastward to the San Rafael...(Photorevised 1979). 1:24,000 Truckee, California - Nevada. 1977. 1:100,000. Open, 2WD/4WD. If parked on paved...Description: 3.9 miles east on Donner Pass road from Soda Springs/Norden exit off 1-80. Park at Donner summit near...Photorevised 1969. 1:24,000 Truckee, California - Nevada. 1977. 1:100,000. Open, 2WD. Point is about 50...Photorevised 1969. 1:24,000 Truckee, California - Nevada. 1977. 1:100,000. Access: Permit (verbal is OK) |  | | Journal (article/letter/editorial) | | The late Middle Devonian fauna of Red Hill I, Nevada, and its paleobiogeographic implications Hans-Peter...fauna of the Middle Devonian Red Hill I locality, Nevada, is unusual in the cooccurrence of a rich fish...the Northern Simpson Park Range, northwest of Eureka, Nevada. The Red Hill I locality (lowest part of Red...Horse Creek Valley 15-Minute Quadrangle in Eureka County, Nevada; or 40 030 300 N and 116 020 0700 W at...Gate Limestone. The Red Hill Beds form an 80 m thick intercalation between the Denay Limestone below |  | | 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....Sampling and analytical procedures 21 Antler Peak Limestone 22 Miscellaneous rocks 22 Variation of elements |  | | 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...(1985). Locations of the gold-producing districts in Nevada were shown by Bonham (1976) and are plotted on...such as at Eureka. Locations of the bulk-minable precious-metal deposits in eastern Nevada are shown on |  | 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...interpretations of geochemical halos in the Carlin trend. District-scale geochemical patterns of several elements...theodore@usgs.gov 0361-0128/01/3329/287-30 $6.00 Nevada (Fig. 1). The study enhances ongoing efforts to...ET AL. 117° Buckskin 116° Woods Gulch Big Springs Getchell Trend Wright Window Twin Creeks Getchell |  | | Journal (article/letter/editorial) | | 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...most important fossil hydrothermal systems in the USA. Until the past few years, the prevailing hypothesis...near-surface hydrothermal systems (e.g., epithermal hot springs model; Rye, 1985; Radtke, 1985), related to Tertiary...location of many of the major SHDG deposits in western USA. The characteristics of many of these deposits are |  | 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) | | 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.. |  | 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 |  | | 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 |  | 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...limonite pseudomorph of pyrite from the Livingston mine. The energy dispersive X-ray pattern shows the identifying...Sumner (1973). 8. Map showing the locations of mining districts in the KNWR area. 9. Gold grade versus |  | | 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 |  | | 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 |  | | 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 (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) | | William X. Chavez de la New Mexico Institute of Mining and Technology, EUA y Jose Manrique Z. de la 3...("commodity") se presentan con la misma escala; se usa una escala logarftmica para los tonelajes y la mayorfa...conocida. EJEMPLOS High Plateau, Del Norte County, USCA Goto Mine, Luzon, PLPN (Wells y otroa, 1946) (LeBlano...Nombre Ace of Spades Adobe Canyon Gp. Ajax Alice Mine Allan (Johnson) Alta Hill Althouse Alyce and Blue...Buttercup Chrome Camden Mine Campbell Camptonville area Castro Mine Cattle Springs Cavyell Horse C Cavyell |  | | 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 | | 525 B Street, Suite 1900 San Diego CA 92101-4495 USA ELSEVIER Ltd The Boulevard, Langford Lane, Kidlington...(http://www.elsevier.com/locate/permissions). In the USA, users may clear permissions and make payments through...Center, Inc., 222 Rosewood Drive, Danvers, MA 01923, USA; phone: (+1) (978) 7508400, fax: (+1) (978) 7504744...of Engineering and Architecture, Department of Mining Engineering, Mineral Processing Division, Suleyman...Demirel University, Isparta, Turkey G. Deschênes Mining and Mineral Sciences Laboratories, CANMET, Natural |
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