 | | Report (issue) | | geochemistry in the Copper Canyon area, Lander County, Nevada by Boris B. Kotlyar, Ted G. Theodore, and...GEOCHEMISTRY IN THE COPPER CANYON AREA, LANDER COUNTY, NEVADA by Boris B. Kotlyar, Ted G. Theodore, and...copper environment that includes the world-class Fortitude gold skarn, which produced approximately 2 million...as 5 million oz Au prior to the startup of major mining operations. Machine-contoured plots for Au, Ag...abundances around four major ore bodies (Lower Fortitude, Upper Fortitude, Phoenix, and West ore body) which are |  | | Report (volume) | | sections of Au-skarn deposits in north-central Nevada 8 Map showing distribution of Au-skarn districts...zoned garnets from oxidized skarn, Surprise Mine, Nevada 16 Ternary diagrams showing ranges of garnet...five Au-bearing skarn systems in north-central Nevada 16 Ternary diagrams showing ranges of pyroxene...three Au-bearing skarn systems in north-central Nevada 17 Photomicrograph showing massive garnet partly...north-central Nevada 59 · Representative data for minerals in gold skarns from north-central Nevada 60 Chemical |  | | 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...gold in jasperoid, Elephant Head area, Lander County, Nevada I Ted G. Theodore and Gail M. Jones. p....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 |  | | 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...MINERALIZATION ALONG THE 1-80 CORRIDOR, RENO TO BATTLE MOUNTAIN, NEVADA R. Cuffney, R. Atkinson and R. Buffa Revised...216-mile-long stretch ofInterstate 80 from Reno to Battle Mountain traverses several major mineral belts which...north-south ranges of central and northeastern Nevada (Fig. I). These belts, or their extensions, contain |  | | Journal (article/letter/editorial) | | Phoenix Mine, Nevada Curtis L. Johnson,1,†,* David A. Browning,2 and Neil E. Pendock3 1Newmont Mining Corporation...Corporation, 1655 Mountain City Highway, Elko, Nevada 89801 2Terracore, 3Dirt 5301 Longley Lane, Suite...Suite 157, Reno, Nevada 89511 Exploration, Cape Town Club, 18 Queen Victoria Street, Cape Town, South Africa... Abstract The Phoenix mine and predecessor operations in north-central Nevada have produced an aggregate...mineralization poses significant challenges to blasting, mining, comminution, and process operations. These challenges |  | | Journal (article/letter/editorial) | | Argentina Abstract Ilvaite occurs in the Fortitude Au skarn deposit, Nevada, the first reported occurrence in...mineral in some Zn(Pb), Fe, and Sn skarns. At Fortitude, ilvaite is present as resinous, black grains...microprobe analyses show that the ilvaite from the Fortitude Au-skarn is similar in composition to ilvaite...Introduction Ilvaite has been discovered at Fortitude, Nevada, in the distal zone of the pyroxene-rich exoskarn...chemical composition, and X-ray structure for the Fortitude ilvaite. In addition, literature data on the chemical |  | | Report (issue) | | Geologic Map of the Galena Canyon Quadrangle, Lander County, Nevada by JeffL.Doebrich1 Open-File Report 94-664... Prepared in cooperation with Santa Fe Pacific Mining Inc. under Cooperative Research and Development...MS-176, Mackay School of Mines, University of Nevada, Reno, Nevada, 89557-0047 DESCRIPTION OF MAP UNITS Qd...Qof Tb Tc Tgp Mine dump (Holocene) Present around active and abandoned mining operations in the Copper...(recalculated from McKee and Silberman, 1970). Granodiorite porphyry (Oligocene) This is the most widely |  | | Report (issue) | | 1987 INTRODUCTION A significant proportion of mining industry's interest in the last few years has been...discovery of deposits such as Battle Mountain Gold Company's Fortitude deposit, Nevada and Experanza Exploration's...Columbia; Salsigne, France; Pamlico, Nevada; Red Cloud, Nevada; Island Copper, British Columbia; Ban...Bi-bearing skarns (Stormant) are known in the Moina Mining District, Tasmania, Australia, which is largely known...R. Wotruba of Battle Mountain Gold Company; and Edward I. Bloomstein of Santa Fe Mining. GEOLOGIC DESCRIPTION |  | | Thesis/Dissertation | | Distribution of the Buffalo Valley Gold Deposit, Battle Mountain, Nevada by Kathryn Sechrist A Prepublication Manuscript...midTertiary gold-(copper) deposits in northern Nevada that contains porphyry dikes fringed by skarn....west-central edge of Battle Mountain. The Buffalo Valley, Phoenix (Copper Canyon, Fortitude), and Converse...porphyry-related skarn deposits in the greater Battle Mountain area that are related to intrusions. Buffalo...porphyry-related systems. 4 Introduction Northern Nevada is a major gold province and contains a variety |  | | Report (issue) | | Gold in the Bingham District, Utah By EDWIN W. TOOKER Gold in the Butte District, Montana By EDWIN W...Gold in the Ely (Robinson) Copper District, White Pine County, Nevada By LAURENCE P.JAMES The Tomboy-Minnie...Tomboy-Minnie Gold Deposits at Copper Canyon, Lander County, Nevada By TED G. THEODORE, STEPHEN S. HOWE, and...Gold in the Bingham District, Utah / by Edwin W. looker Gold in the Butte District, Montana / by Edwin...Gold in the Ely (Robinson) Copper District, White Pine County, Nevada / by Laurence P. James The Tomboy-Minnie |  | | Report (issue) | | the Antler Peak 7.5 Minute Quadrangle, Lander County, Nevada by Jeff L. Doebrich1 Open-File Report 92-398...92-398 Prepared in cooperation with the Nevada Bureau of Mines and Geology This report is preliminary...University of Nevada, Reno, Reno, NV 89557 1992 DESCRIPTION OF MAP UNITS Qd Mine dump material (Holocene...(Holocene, man-made) Present around Fortitude Mine open pit Qp Placer workings (Holocene, man-made)...after magnetite(?). Exposed only in Buffalo Valley Mine area (sees. 28, 33, and 34, T. 32 N, R. 42 E). Undated |  | | 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/.............................understanding the crustal structure near the Battle Mountain-Eureka mineral trend from geophysical constraints...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) | | CREEK PORPHYRY COPPER SYSTEM, BATTLE MOUNTAIN MINING DISTRICT, NEVADA by Natalya Gostyayeva, Ted G....CREEK PORPHYRY COPPER SYSTEM, BATTLE MOUNTAIN MINING DISTRICT, NEVADA by Natalya Gostyayeva, Ted G. Theodore...allochthon near the northeast edge of the Battle Mountain Mining District. Synchronously with emplacement of...present in the general area of the Morning Star Mine a small polymetallic vein occurrence in the northeast...temperatures toward the area of the Morning Star Mine implying that an apophysis of the igneous phase |  | | Report (issue) | | Molybdenum Deposit and Surrounding Area, Lander County, Nevada U.S. GEOLOGICAL SURVEY PROFESSIONAL PA...MOLYBDENUM DEPOSIT AND SURROUNDING AREA, LANDER COUNTY, NEVADA FRONTISPIECE. Buckingham area. Group...Molybdenum Deposit and Surrounding Area, Lander County, Nevada By TED G. THEODORE, DAVID W. BlAKE, THOMAS...PORPHYRY COPPER ENVIRONMENT IN THE BATTLE MOUNTAIN MINING DISTRICT, NEVADA U.S. GEOLOGICAL SURVEY PROFESSIONAL...molybdenum deposit and surrounding area, Lander County, Nevada I by Ted G. Theodore ... [et al.]. With |  | Kelson, C. R., Crowe, D. E., Stein, H. J. (2008) Geochemical and Geochronological Constraints on Mineralization within the Hilltop, Lewis, and Bullion Mining Districts, Battle Mountain-Eureka Trend, Nevada. Economic Geology, 103 (7) 1483-1506 doi:10.2113/gsecongeo.103.7.1483 | Journal (article/letter/editorial) | | Hilltop, Lewis, and Bullion Mining Districts, Battle Mountain-Eureka Trend, Nevada CHRISTOPHER R. KELSON,†...Bullion mining districts, located within the northern Shoshone Range, Lander County, Nevada, are part...part of the greater Battle Mountain-Eureka trend. Historic production of mostly Ag with Au, Cu, Pb, and...Eagle mine, Bullion district) and nearby intrusive rocks (e.g., 39.0 ± 0.1 Ma: Granite Mountain) imply...Hilltop, Lewis, and Bullion mining districts. Introduction THE Battle Mountain-Eureka trend, one of Nevada’s |  | Holley, Elizabeth A., Lowe, Justin A., Johnson, Craig A., Pribil, Michael J. (2019) Magmatic-Hydrothermal Gold Mineralization at the Lone Tree Mine, Battle Mountain District, Nevada. Economic Geology, 114 (5) 811-856 doi:10.5382/econgeo.4665 | Journal (article/letter/editorial) | | Mineralization at the Lone Tree Mine, Battle Mountain District, Nevada Elizabeth A. Holley,1,† Justin...Michael J. Pribil3 1Department 2Department of Mining Engineering, Colorado School of Mines, 1600 Illinois...located in the northern Battle Mountain mining district, Nevada. Prior to mine closure in 2006, Santa...Wayne zone. The ore is located between the Roberts Mountain and Golconda thrusts in siliciclastic rocks of...and in the Pennsylvanian-Permian Battle Mountain and Edna Mountain Formations, and above the Golconda |  | 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......................................... 17 Battle Mountain-Gold Run porphyry trend......................Study Areas and other areas in the Winnemucca District and Surprise Resource Area for which resource |  | Erdman, J.A., Cookro, T.M., Roemer, T.A., Harms, T.F. (1988) Gold in big sagebrush (Artemisia tridentata Nutt) as an exploration tool, Gold Run District, Humboldt County, Nevada. Open-File Report Vol. 1988 (88-236) US Geological Survey doi:10.3133/ofr88236 | Report (issue) | | as an Exploration Tool, Gold Run District, Hunboldt County, Nevada By 101 J. A. Erdman , T. M. Cookro...Sagebrush semi-desert type in the Gold Run district, Nevada.... 5 Figure 3. Base map showing site locations...B, and prospects, adits, and shafts of the mining district.................. 7 Figure 4. Base map showing...growth of big sagebrush samples, Gold Run district, Nevada.......................... 25 Table 2. Element...Run district, Nevada................................ 27 ABSTRACT The Gold Run mining district, also |  | | Journal (article/letter/editorial) | | Special Issue Devoted to Gold Deposits in Northern Nevada: Part 1. Regional Studies and Epithermal Deposits...Menlo Park, California 94025 Introduction Northern Nevada is one of the Earth’s premier gold- and silver-producing...gold mining district, producing nearly 125 t (4 Moz) of gold annually. Since large-scale mining began...began in 1965 with the opening of the Carlin mine, the Carlin trend has produced more than 1555 t (50 Moz)...2001, gold production from the entire state of Nevada was nearly 253 t (8.13 Moz), which accounted for |  | | 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 |  | | 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 | | | 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 |  | | Journal (article/letter/editorial) | | to 113 Ma. calc-alkaline quartz monzodiorite, granodiorite, quartz monzonite, monzogabbro, and their hybabyssal...plate margins in British Columbia and the western USA. q 1999 Elsevier Science B.V. All rights reserved...dolomitic limestone and dolomite; in the Sanpu district of northern Anhui, they are Middle and Upper Cambrian...lower reaches of the Yangtze River and the Sanpu district — are located in upper mantle anomalies ŽZhao...limestone and dolomitic limestone; in the Tongling district, besides the for- The intrusions related to the |  | 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....Winnemucca 1° by 2° quadrangle, Nevada: Elko, Eureka, Humboldt, Lander, and Pershing Counties. Table 2...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 |  | | Report (issue) | | Precious Metal Deposits, Southern Toquima Range, Nevada By Daniel R. Shawe 1 Open-File Report 86-0459...precious metal deposits, southern Toquima Range, Nevada by Daniel R. Shawe U.S. Geological Survey, MS 905...the southern Toquima Range, Nevada, showing locations of the Round Mountain, Manhattan, Belmont, and Jefferson...districts................. Geologic map of the Round Mountain quadrangle showing mines, prospects, and mineralized...several distinct mineralizing events. At Round Mountain, base-metal-, precious-metal-, and tungsten-bearing |
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