 | | Report (volume) | | Tertiary Volcanic Host Rocks, Sleeper Gold-Silver Deposit, Humboldt County, Nevada Geology and Geochemistry...Tertiary Volcanic Host Rocks, Sleeper Gold-Silver Deposit, Humboldt County, Nevada By J. Thomas Nash, William...Tertiary volcanic host rocks, Sleeper gold-silver deposit, Humboldt County, Nevada I by J. Thomas Nash, William...Gold ores-Geology-Nevada-Humboldt County. 2. Silver ores-GeologyNevada-Humboldt County. 3. Geology, St...Stratigraphic-Tertiary. 4. GeologyNevada-Humboldt County. I. Utterback, W.C. II. Trudel, Wayne S. III. |  | | Report (issue) | | and geochemistry of the Sleeper Gold-Silver Deposit, Humboldt County, Nevada an interim report By J................................................. Mining and exploration history......................................................................... Mine geology...........................................veins.......................................... Breccia and stockwork ores...............................Figure 1. Location and geology setting of the Sleeper mine. Regional geology is simplified from Wilden |  | Saunders, J. A., Unger, D. L., Kamenov, G. D., Fayek, M., Hames, W. E., Utterback, W. C. (2008) Genesis of Middle Miocene Yellowstone hotspot-related bonanza epithermal Au–Ag deposits, Northern Great Basin, USA. Mineralium Deposita, 43 (7) 715-734 doi:10.1007/s00126-008-0201-7 | Journal (article/letter/editorial) | | epithermal Au–Ag deposits, Northern Great Basin, USA J. A. Saunders & D. L. Unger & G. D. Kamenov & M...Auburn University, 210 Petrie Hall, Auburn, AL 36849, USA e-mail: saundja@auburn.edu G. D. Kamenov Department...Williamson Hall, P.O. Box 112120, Gainesville, FL 32611, USA M. Fayek Department of Geological Sciences, University...89445, USA Present address: D. L. Unger Victoria Resources, 240 S. Rock Blvd., Reno, NV 89502, USA textures...gels) from super-highgrade banded ores from the Sleeper deposit show that oreforming solutions had δ18O |  | | Journal (article/letter/editorial) | | high-grade Au-Ag-Te sample from deep in the Cresson Mine, Cripple Creek, Colorado, analyzed by Unger (2008)...telluride ore in the Cresson diatreme (lamprophyre) breccia, 2200 level in Cresson deposit. (B) Photomicrograph...single layer similar to electrum dendrites at Sleeper, Nevada (Saunders, 1994; Saunders and Schoenly, 1995)...minerals, and the reevaluation of many historic mining districts that took place in the latter half of... 3. Tonopah 1, 2 4. Hog Ranch 5. Hycroft 6. Sleeper 7. National 8. Buckskin National 1, 2 1 1 1, 2 |  | | Journal (article/letter/editorial) | | assemblage include deposits in the Midas (Ken Snyder), Sleeper, DeLamar, Mule Canyon, Buckhorn, National, Hog...showed that lowsulfidation deposits in northern Nevada could be divided into two subtypes based on their...ve Ri Yellowstone Hot Spot Wyoming 0 Ma 40° Nevada S ie GREAT BASIN rra NNR Utah Ne da va California...tectonic features. Heavy line indicates the northern Nevada rift. The heavy star at the north end of the rift...Walker Lane belt from Stewart (1988). NNR = northern Nevada rift, SM = Steens Mountain. mineral assemblages |  | Peters, S.G., Nash, J.T., John, D.A., Spanski, G.T., King, H.D., Connors, K.A., Moring, B.C., Doebrich, J.L., McGuire, D.J., Albino, G.V., Dunn, V.C., Theodore, T.G., Ludington, S.D. (1996) Metallic mineral resources in the U.S. Bureau of Land Management's Winnemucca District and Surprise Resource Area, northwest Nevada and northeast California. Open-File Report Vol. 1996 (96-712) US Geological Survey doi:10.3133/ofr96712 | Report (issue) | | Management's Winnemucca District and Surprise Resource Area, northwest Nevada and northeast California...Ludington3 Open-File Report 96-712 1996 1 Reno, Nevada 89557 2 Denver, Colorado 80228 3 Menlo Park, California...Canada 7 U.S. Bureau of Land Management, Winnemucca, Nevada 89445 This report is preliminary and has not been............................................. 18 Humboldt River porphyry tracL............................Study Areas and other areas in the Winnemucca District and Surprise Resource Area for which resource |  | | Report (issue) | | GEOLOGICAL SURVEY Some Current Research in Eastern Nevada and Western Utah by the U.S. Geological Survey...posters or oral presentations at a meeting in Elko, Nevada, on September 19 and 20, 1991, sponsored by the...the Elko Chapter of the Geological Society of Nevada. The purpose of the meeting was to present some of...activities of the U.S. Geological Survey in eastern Nevada and western Utah. Edited by Charles H. Thorman1...Miocene Volcanic Rocks at the Sleeper Gold-Silver Mine, Humboldt County, Nevada, by J. Thomas Nash and Mark |  | John, D. A., Hofstra, A. H., Fleck, R. J., Brummer, J. E., Saderholm, E. C. (2003) Geologic Setting and Genesis of the Mule Canyon Low-Sulfidation Epithermal Gold-Silver Deposit, North-Central Nevada. Economic Geology, 98 (2) 425-463 doi:10.2113/gsecongeo.98.2.425 | Journal (article/letter/editorial) | | Low-Sulfidation Epithermal Gold-Silver Deposit, North-Central Nevada DAVID A. JOHN,† U.S. Geological Survey, 345 Middlefield...Company, Yanacocha, Peru Abstract The Mule Canyon mine exploited shallow, low-sulfidation, epithermal Au-Ag...the west side of the Northern Nevada rift in northern Lander County, Nevada. Mule Canyon consists of six...north-northwest- to north-striking high-angle fault and breccia zones developed during rifting, emplacement of...e-mail, djohn@usgs.gov *Present address: Newmont Mining Corp., PO Box 388, Valmy, NV 89438. 0361-0128/01/3335/425-39 |  | | Journal (article/letter/editorial) | | Correlations at Buckskin Mountain, National District, Humboldt County, Nevada PETER G. VIKRE† U.S. Geological Survey...Sciences and Engineering, University of Nevada, Reno, Reno, Nevada 89557 Abstract At Buckskin Mountain...Mountain (elev 2,650 m, 8,743 ft), Humboldt County, Nevada, a hydrothermal system, imposed on a middle Miocene...BUCKSKIN MOUNTAIN in the National district, Humboldt County, Nevada, altered and mineralized volcanic...combined to reveal much of the hydrothermal system; mine workings and exploration drill holes provide additional |  | | Report (issue) | | MINERALS OF NEVADA MINERALS OF NEVADA STEPHEN B. CASTOR and G R EGOR Y C . F E R D OC K l NEVADA BUREAU...association with the UNIVERSITY OF NEVADA PRESS Reno & Las Vegas Nevada Bureau of Mines and Geology Special...University of Nevada Press, Reno, Nevada 89557 USA Copyright© 2004 by Uni versity of Nevada Press Photographs...Districts and si gnificant minernl occurrences of Nevada by Nevada Bureau of Mines and Geology All rights reserved...-Publ ication Dat,i Castor, Stephen B. Minerals of Nevada/ Stephen B. Castor and Gregory C. Ferdock.- rst | | | Report (issue) | | MINERALS OF NEVADA MINERALS OF NEVADA Peer Hen By CASTOR oan eGORY.C.oFER DOCK NEVADA AND BUREAU... UNIVERSITY Reno & Las Vegas OF NEVADA PRESS GEOLOGY Nevada Bureau of Mines and Geology Special...University of Nevada Press, Reno, Nevada 89557 USA Copyright © 2004 by University of Nevada Press Photographs...otherwise noted Map of Mining Districts and significant mineral occurrences of Nevada by Nevada Bureau of Mines...Cataloging-in-Publication Data Castor, Stephen B, Minerals of Nevada / Stephen B. Castor and Gregory C. Ferdock.— Ist |  | | Journal (article/letter/editorial) | | the genesis of bonanza Au-Ag ores of the Sleeper deposit, Nevada J.A. Saunders, P.A. Schoenly Department...Geology,Auburn University,Auburn, AL 3684%5305, USA Received: 29 November 1993/Accepted: 23 May 1994...composition for bonanza oreforming fluids at the Sleeper deposit was calculated by the computer program...factor in the genesis of bonanza Au-Ag ores at the Sleeper deposit. Geochemical modelling of possible ore-forming...Western Americas such as Comstock and Tonopah, Nevada, Creede, Colorado, Fresnillo and Guanajuato, Mexico |  | | Report (issue) | | MANAGEMENT'S WINNEMUCCA DISTRICT AND SURPRISE RESOURCE AREA, NORTHWEST NEVADA AND NORTHEAST CALIFORNIA... MS 176, Mackay School of Mines, University of Nevada, Reno, Reno, NV 89557-0047 CONTENTS Introduction........................................ Northern Nevada Rift ............................................assessment of BLMadministered lands in northwest Nevada and northeast California. The project area is composed...(RAs), totalling 13.5 million acres, in northwest Nevada and northeast California (figs. 1, 2). The SonomaGerlach |  | Leavitt, E. D., Spell, T. L., Goldstrand, P. M., Arehart, G. B. (2004) Geochronology of the Midas Low-Sulfidation Epithermal Gold-Silver Deposit, Elko County, Nevada. Economic Geology, 99 (8) 1665-1686 doi:10.2113/gsecongeo.99.8.1665 | Journal (article/letter/editorial) | | Low-Sulfidation Epithermal Gold-Silver Deposit, Elko County, Nevada E. D. LEAVITT,† Department of Geological Sciences...Sciences, Mail Stop 172, University of Nevada, Reno, Reno, Nevada 89557-0001 T. L. SPELL, Department of...Geoscience, University of Nevada, Las Vegas, 4505 Maryland Parkway, Las Vegas, Nevada 89154-4010 P. M. GOLDSTRAND...GOLDSTRAND, Bureau of Mining Regulation and Reclamation, 333 W. Nye Lane, Carson City, Nevada 98706 AND G. B...Geological Sciences, Mail Stop 172, University of Nevada, Reno, Reno, NV 89557-0001 Abstract The Midas |  | | Journal (article/letter/editorial) | | precious-metal mineralization in the southwestern Nevada volcanic field, USA S t e p h e n B. C a s t o r a a n d...i s s b "Nevada Bureau of Mines and Geology, Mackay School of Mines, Universityof Nevada, Reno, NV 89557...89557. USA bDepartment of Geological Sciences, Mackay School of Mines, Universityof Nevada, Reno. NV...NV 89557, USA (Received August 27, 1991; accepted after revision January 27, 1992 ) ABSTRACT Castor, S...southwestern Nevada volcanic field, USA. Ore Geol. Rev., 7: 193-223. The southwestern Nevada volcanic field |  | | Report (volume) | | Wilderness Study Area, Harney County, Oregon, and Humboldt County, Nevada U.S. GEOLOGICAL SURVEY BULLETIN...Wilderness Study Area, Harney County, Oregon, and Humboldt County, Nevada By ROBERT C. ROBACK, DEAN B....Wilderness Study Area, Harney County, Oregon, and Humboldt County, Nevada. U.S. Geological Survey Bulletin...(OR-002-081/NV-020-642) Harney County, Oregon, and Humboldt County, Nevada. CONTENTS Summary Bl Abstract...Wilderness Study Area, Harney County, Oregon, and Humboldt County, Nevada FIGURES 1. Index map showing |  | | Journal (article/letter/editorial) | | Gold Company, 9670 Gateway Drive, Suite 200, Reno, Nevada 89521. 0361-0128/07/3685/923-26 et al., 1995;...for rocks surrounding epithermal deposits at Sleeper, Nevada, United States, and Mount Muro, Kalimantan...San Cristóbal 54Ma El Peñón 52-53Ma property/ district 24° La Escondida deposit El Soldado 51-53Ma...and open space between clasts in hydrothermal breccia. Beyond this proximal alteration, no clear zonation...Muro, Indonesia, and Sleeper, Nevada, United States The Mount Muro and Sleeper epithermal Au-Ag deposits |  | | Journal (article/letter/editorial) | | 409–424 Geology of the Ivanhoe Hg-Au District, Northern Nevada: Influence of Miocene Volcanism, Lakes...Geological Survey, MS 176, University of Nevada, Reno, Reno, Nevada 89557-0047 Abstract The mercury-gold...mercury-gold deposits of the Ivanhoe mining district in northern Nevada formed when middle Miocene rhyolitic volcanism...west-central part of the district. Thus, although mineralization in the district took place during a span...shorter. The low-sulfidation deposits of the Ivanhoe district formed at the same time and under similar conditions |  | | Report (volume) | | Mineral Resources of the Reno 1 o by 2° Quadrangle, Nevada and California U.S. GEOLOGICAL SURVEY BULLETIN...Mineral Resources of the Reno 1 o by 2° Quadrangle, Nevada and California By DAVID A. JOHN, JOHN H. STEWART...mineral resources of the Reno 1o by 2° quadrangle, Nevada and California I by David A. John ... [et al.]...resources-Nevada-Reno Region. 2. Mines and mineral resources-California. 3. Geology-Nevada-Reno Region...zinc-lead skarn deposits 38 Deposits related to the Humboldt complex 38 Other deposits 39 Simple antimony deposits |  | | 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 |  | | Report (issue) | | of the Pahroc Spring SE Quadrangle, Lincoln County, Nevada by W C Swadley and Peter D. Rowley U.S. Geological...of the Pahroc Spring SE Quadrangle, Lincoln County, Nevada UAT/75 V . Pji»cr«f(?J tc \ fcw DESCRIPTION...intrusive margins; some margins contain intrusive breccia. Contains miarolitic cavities. Consists of 25-35...others (1977), who mapped the Hiko Tuff in Lincoln County as part of their unit 3 (Tt3) of the welded ash-flow...Hiko Tuff from samples collected from southeast Nevada: (1) 18.1 ± 0.6 Ma on a biotite-hornblende mixture |  | | Report (issue) | | Brooks Range, Alaska, in 1979, prior to drilling or mining. Ground water seeping from the Red Dog deposit...Australia ............. J.J. Gresham 0.0... 000005 The Sleeper Gold-Silver Deposit: Discovery through Feasibility...«2. of the eccisemene of the Misima Gold-Silver Mine, Papua New Guinea ........ .G. I. Wilson and R....C. Barwick eae ie Discovery. The McLaughlin Gold Mine, Napa, Yolo, and Lake Counties, California Fre...Misima gold deposit and the smaller very high grade Sleeper gold deposit, and on Kambalda nickel field, indicate |  | | Report (issue) | | Sonora, Mexico Greg E. McKelvey, Phelps Dodge Mining Company Brenda B. Houser, Past-President, Arizona...explore the mining history and mineral deposits of one of the country's most important mining regions; further...cyanide and toxic metals released from the Summitville mine on downstream water supplies and crops. The distribution...distribution and movement of metals from mining districts of Coeur D'Alene, Idaho, and Rio Tinto, Spain...analysis to investigate the environmental impact of mining in the southeastern San Juan Mountains and adjacent |  | 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...impact of mine dewatering on drainage basin groundwater resources (for example, the Humboldt River drainage...part of their Resource Management Plan for the District/Resource Area or for other planning units such |  | 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...Getchell Area of Figs. 2–4 Ivanhoe Independence District Pinson Dee Bootstrap North Star Betze/Post Carlin |
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