 | | Report (issue) | | Chapter E Gold in Porphyry Copper Systems Gold in the Bingham District, Utah By EDWIN W. TOOKER Gold in the...the Butte District, Montana By EDWIN W. TOOKER Gold in the Ely (Robinson) Copper District, White Pine...Pine County, Nevada By LAURENCE P.JAMES The Tomboy-Minnie Gold Deposits at Copper Canyon, Lander County...County, Nevada By TED G. THEODORE, STEPHEN S. HOWE, and DAVID W. BLAKE U.S. GEOLOGICAL SURVEY BULLETIN 1857...1857 GEOLOGY AND RESOURCES OF GOLD IN THE UNITED STATES DANIEL R. SHAWE and ROGER P. ASHLEY, Scientific |  | | 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...environment that includes the world-class Fortitude gold skarn, which produced approximately 2 million oz...as 5 million oz Au prior to the startup of major mining operations. Machine-contoured plots for Au, Ag...north-central Nevada, and in the southern part of the Battle Mountain Mining District (Roberts and Arnold |  | | Report (issue) | | GEOLOGICAL SURVEY DESCRIPTION AND GRADES AND TONNAGES OF GOLD-BEARING SKARNS by Greta J. Orris 1 , James D....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...other deposits have been generally referred to as gold skarns in the literature and occasionally further...tonnage distributions are shown in figures 1 and 2. Gold-bearing skarns can, as a first approximation, be |  | | 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...porphyry by Loucks and Johnson, 1992) in the Battle Mountain area is largely Oligocene. Primary hornblende |  | | 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 |  | | Report (issue) | | the Antler Peak Quadrangle Humboldt and Lander Counties, Nevada GEOLOGICAL SURVEY PROFESSIONAL PAPER 459-B...the Antler Peak Quadrangle Humboldt and Lander Counties, Nevada By RALPH J. ROBERTS and D. C. ARNOLD GEOLOGY...GEOLOGY OF THE ANTLER PEAK QUADRANGLE, NEVADA GEOLOGICAL Summary of base- SURVEY PROFESSIONAL PAPER...and precious-metal deposits in the Battle Mountain mining district UNITED STATES GOVERNMENT PRINTING..._________________ Battle Formation ____ - ______ -- _____ Antler Peak Limestone______________ Edna Mountain Formation_ |  | | Report (volume) | | Gold-Bearing Skarns U.S. GEOLOGICAL SURVEY BULLETIN 1930 AVAILABILITY OF BOOKS AND MAPS OF THE U.S...FAIRBANKS, Alaska--New Federal Bldg., 101 Twelfth Ave. Gold-Bearing Skarns By TED G. THEODORE, GRETA J. ORRIS...Library of Congress Cataloging-in-Publication Data Gold-bearing skarns I by Ted G. Theodore ... [et al.}...references. Supt. of Docs. no.: I 19.3: 1930 1. Skarn. 2. Gold ores. I. Theodore, Ted. G. II. Series. QE75.89 no...and tonnages of gold-bearing skarns 21 References cited 23 Bibliography of additional gold-bearing skarn |  | | Report (issue) | | Porphyry Copper Deposit and Surrounding Area, Lander County, Nevada GEOLOGICAL ) SURVEY PROFESSIONAL PAPER...Porphyry Copper Deposit and Surrounding Area, Lander County, Nevada By TED G. THEODORE and DAVID W. BLAKE GEOCHEMISTRY...PORPHYRY COPPER ENVIRONMENT IN THE BATTLE MOUNTAIN MINING DISTRICT, NEVADA GEOLOGICAL SURVEY PROFESSIONAL...Structural and stratigraphic features of the mining district Geology of the Copper Canyon area ...........-··-·····-·-········-·--·-···--··············· Battle Formation ··········-···---·······---···-·-··- |  | | Journal (article/letter/editorial) | | OF GOLD MINERALIZATION IN THE BATTLE MOUNTAIN-EUREKA AND METALLOGENESIS MINERAL BELT, NEVADA BRIANJ...BROWNE, ASARCO Inc., 510 East Plumb Lane, Reno, Nevada 89502 AND EDWIN H. McKEE U.S. GeologicalSurvey...quartz-chlorite-epidoteposits in north-central Nevada termed the Battle Mountain-Eureka mineralbelt (Roberts,1966)...hydrothermalalterationmay haveocmetal depositswithin the Battle Mountain-Eureka curred simultaneously in both rock types...younger, overlying tuffs are locally in north-central Nevada. Age determinations reportedin Table I were done |  | | Journal (article/letter/editorial) | | the 1997 Denver Show c Part 2: The Discovery, Mining History, Geology, and Specimen Mineralogy of Selected...discovery of gold in Colorado and the mining history and geology/mineralogy of the Front Range mining districts...the gold deposits found throughout the rest of the state. As previously mentioned, each new gold discovery...Gulch. THE CENTRAL COLORADO MINERAL BELT LAKE COUNTY 3,396,000 ounces, 1860-1 990 (Davis and Streufert...Streufert 1990) California Gulch and the Leadville Gold Belt In the spring of 1860, a small party organized |  | | Journal (article/letter/editorial) | | eraines@ Icolorado.net The Great Irony of the Cross of Gold n the long and tortuous debate over the country's...the House of Rothschild twice helped prop up the gold reserves of h c Ilnited States. The first time was...the gold reserves that would be necess,iry to allow Civil War greenbacks to be redeemed in gold as required...h c . I I.S. Treasury faced a rapidly dwindling gold reserve. I'residen t Grover ( ;levclcind struck...Rothschild to purchase US. bonds with $62 million in gold to put the 'lieasuiy's rt'wrvt's back into an acceptable |  | Theodore, T.G., Murchey, B.L., Hanger, R.A., Strong, E.E., Ashinhurst, R.T. (1994) To accompany the preliminary geologic map of the Snow Gulch Quadrangle, Humboldt and Lander counties, Nevada. Open-File Report Vol. 1994 (94-436) US Geological Survey doi:10.3133/ofr94436 | Report (issue) | | the Snow Gulch Quadrangle, Humboldt and Lander Counties, Nevada by Ted G. Theodore1 with a section on Radiolarians...Pennsylvanian and Permian Antler Peak Limestone, Lander County, Nevada by Rex Alan Hanger2 , Ellen E. Strong3 ...94-436 Prepared in cooperation with Santa Fe Pacific Mining Inc. under Cooperative Research and Development...University Washington, DC 20052 ^Battle Mountain Gold Co. Battle Mountain, NY 89820 CORRELATION OF MAP...be genetically associated with gold mineralization at the Labrador gold-skarn deposit just south of the |  | | Report (volume) | | BULLETIN 594 SOME MINING DISTRICTS IN NORTHEASTERN CALIFORNIA AND NORTHWESTERN NEVADA BY JAMES M. HILL...BULLETIN 594 SOME MINING DISTRICTS IN NORTHEASTERN CALIFORNIA AND NORTHWESTERN NEVADA BY JAMES M. HILL...deposits 2 22 Early Tertiary ( ?) deposits 2 23 Gold-silver deposits 2 23 Deposits of the early Tertiary...of the ore deposits 2 27 30 Mining districts 2 Hayden Hill, Lassen County, Cal 2 30 30 Location and accessibility...filling 3 42 CONTENTS. Mining districts—Continued. Hayden Hill, Lassen County, Cal.—Continued. Ore deposits—Continued |  | | Journal (article/letter/editorial) | | ofthewestern UnitedStates arepresentin theYauricocha district, centralPeru. The PurlsimaConcepci6ndepositis...and/ordiageneticorigin.The Ag/Au ratio of the oresis about2.5. Gold correlatespositivelywith Ag, As, Hg, Mo, Sb,Te,...preciousmetal depositshave becomean importantsourceof gold, and to a lesser extent, silver. Although most known...thewesternUnited impurecarStates,andparticularlyin Nevada(e.g.,Radtkeet al., metalmining(Petersen,1965),...firstreport is based mostlyon informationobtainedduring mining,development,and evaluationactivities,supplemented |  | 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 |  | 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................................16 Porphyry copper-gold deposits (model 20c of Cox and Singer, 1986).......................................... 17 Battle Mountain-Gold Run porphyry trend..................... |  | | 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) | | 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...where recorded production has uncommonly low silver/gold ratios. In addition, from west to east in the quartz |  | | Report (volume) | | ................/................:. Methods of mining and treatment of ores....-....--. ...... ........Silver Lake mine..... . -.-.-..--....-.---..-.-. ....................... 145 145 145 149 Iowa mine ........Royal Tiger mine......................... 159 ......--.....-....-.-....-. Buckeye mine ..............Titusville. mine ... .........--.--..-.---...-..-.................... 161 Lodes of Hazelton Mountain..................-.-...--......-..........-.,.:. Aspen mine ..... ... .....,.-...--....----.-.--..---.-.... |  | | Report (volume) | | Geochemistry and Geology of Gold in Jasperoid, Elephant Head Area, Lander County, Nevada U.S. GEOLOGICAL SURVEY... Geochemistry and Geology of Gold in Jasperoid, Elephant Head Area, Lander County, Nevada By TED G. THEODORE and...Geochemistry and geology of gold in jasperoid, Elephant Head area, Lander County, Nevada I Ted G. Theodore and...I 19.3:2009 1. Gold ores-Geology-Nevada-Lander County. 2. JasperoidNevada-Lander County. 3. Geochemistry-Nevada-Lander...Geochemistry-Nevada-Lander County. I. Jones, Gail M. II. Title. Ill. Series. QE75.B9 no. 2009 [TN423.N3] 557.3 |  | | Report (issue) | | For the past 250 years, men have sought to extract gold and silver from these mountains. However, it was...the extent of their mineral wealth. In addition to gold and silver, the region produced economic quantities...zinc, tungsten, and copper. In 1896 world-renowned mining engineer Thomas ''T.A." Rickard called the San...San Juans one of Colorado's four great mining regions along with Leadville, Cripple Creek, and Central City...during the eighteenth century, were the first to mine in the San Juans. One of the earliest recorded expeditions |  | | Report (issue) | | GEOLOGICAL SURVEY CONTRIBUTIONS TO THE GOLD METALLOGENY OF NORTHERN NEVADA Richard M. Tosdal editor Open-File...OF CONTENTS 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...Crustal structure and its relation to gold belts in north-central Nevada: Overview and progress report V.J |  | | Report (volume) | | DIRECTOE 4:14: NOTES ON SOME MINING DISTRICTS IN HUMBOLDT COUNTY, NEYADA BY FREDERICK LESLIE RANSOME.............................. General history of mining development..................................................................... Seven Troughs district.................................................Outlook for the district................................................. Rosebud district................................................... Red Butte district.............................................. |  | | Report (chapter) | | in exploration: a case study of sediment-hosted gold deposits, Great Basin, Western United States S A...Colorado School of Mines, Golden, Colorado 80401, USA Present address: Newmont Exploration Ltd, One United...Centre, 1700 Lincoln Street, Denver, Colorado 80203, USA Abstract: This paper emphasizes the development of...sediment-hosted, structure-controlled, disseminated gold deposits in the Great Basin of the Western United...of these deposits. Many of these sediment-hosted gold deposits occur within silicified and structurally |  | | Report (issue) | | Copper Canyon Porphyry Copper Deposits, Lander County, Nevada GE0 L0 GICAL SU RVEY P R 0 FE S S I 0...Copper Canyon Porphyry Copper Deposits, Lander County, Nevada By TED G. THEODORE and DAVID W. BLAKE With...PORPHYRY COPPER ENVIRONMENT IN THE BATTLE MOUNTAIN MINING DISTRICT, NEVADA GEOLOGICAL SURVEY PROFESSIONAL...---------------Geographic variations of copper, gold, silver, and some other metals ________________...________________________________________ 31 35 37 37 Battle Formation -------------------------------------Altered |
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