 | | 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 |  | | 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 |  | | 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) | | 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 |  | | 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 |  | Markowski, Agnès, Vallance, Jean, Chiaradia, Massimo, Fontboté, Lluìs (2006) Mineral zoning and gold occurrence in the Fortuna skarn mine, Nambija district, Ecuador. Mineralium Deposita, 41 (4) 301-321 doi:10.1007/s00126-006-0062-x | Journal (article/letter/editorial) | | and gold occurrence in the Fortuna skarn mine, Nambija district, Ecuador Received: 24 February 2005 / Accepted:...located in the northern part of the Nambija gold district, southern Ecuador. It has been subdivided into...which are named from north to south: Cuerpo 3, Mine 1, Mine 2, and Southern Sector. Massive skarn bodies...intrusion which crops out below the skarn bodies in Mine 2 and the Southern Sector. Endoskarn alteration...zone is centered on two 060° trending faults in Mine 2, where the highest gold grades (5–10 g/t) were |  | 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 |  | Mueller, A. G., Lawrance, L. M., Muhling, J., Pooley, G. D. (2012) Mineralogy and PTX Relationships of the Archean Hannan South Au-Cu (Co-Bi) Deposit, Kalgoorlie, Western Australia: Thermodynamic Constraints on the Formation of a Zoned Intrusion-Related Skarn. Economic Geology, 107 (1) 1-24 doi:10.2113/econgeo.107.1.1 | Journal (article/letter/editorial) | | one distal Ag-Au-Pb-Zn deposit in the Kalgoorlie district and in the wider Yilgarn Craton. Much higher base...South to the Eocene West and Fortitude orebodies at Battle Mountain, Nevada, perhaps the best study of...the intrusion-related deposits in the Kalgoorlie district, as they were either mined by open cut in the...Au-Cu and Ag-Pb-Zn Deposits in the Kalgoorlie District, Western Australia Deposit Host rock Alteration...August 1996, p. 12-13; (2) Marcus Willson, Intergra Mining Limited, pers. commun., August 2011; n.a. = not |  | Beddoe-Stephens, B., Shepherd, T. J., Bowles, J. F. W., Brook, M. (1987) Gold mineralization and skarn development near Muara Sipongi, West Sumatra, Indonesia. Economic Geology, 82 (7) 1732-1749 doi:10.2113/gsecongeo.82.7.1732 | Journal (article/letter/editorial) | | The skarnsrange from andradite-diopsiderocksto grossular-idocrase-wollastonite-diopside rockswhich formed...skarn ore (Bowleset al., 1985). The area around the mine workingswas not surveyedsystematically, but var-...west of the Pagaran Siayu mine. These form the so-called Sunda Parit mine where Cu appearsto havebeen...the Muara Sipongiarea lies within the Barisan mountain chain which runs the length of Sumatra on its...of the underground mine workings. At present there is, however, no access to the mine. The present work |  | | Journal (article/letter/editorial) | | COMMUNICATIONS SKARN GOLD MINERALIZATION AT THE GEODO MINE, SOUTH KOREA EUI-JUN KIM,1 MAENG-EON PARK,2 AND...skarn deposit is located in the Taebaeksan mining district, South Korea. Both endoskarn and exoskarn are...monzodiorite to monzodiorite. Gold in the Geodo Mine occurs in a retrograde alteration stage within a...stages of the Bi- and Te-bearing skarn in the Geodo Mine consist of early calc-silicate alteration followed...stabilities. Gold in Au-rich ores from the Geodo Mine occurs as native gold, ranging from 5 to 400 µm |  | | Journal (article/letter/editorial) | | part of the Colville Indian Reservationwasopenedto mining (Moen, 1980). The depositwasminedintermittently...that time and included information about Buckhorn Mountain aswell asthe regionalgeology. Since1980, the...flows,and MYERS CREEK DISTRICT volcaniclastics of the Klondike Wauconda Mountain Formation (Orr and...A variety of igneousrocks crop out on Buckhorn Mountain, includingandesiteflowsand dikes, minor plagioclase...The dominantgeologicfeaturesin the northeastern Mountain granodiorite. The generalized surface part of |  | | Journal (article/letter/editorial) | | New World District, Montana TODD W. JOHNSON† 550 North McCarran Blvd., no. 254, Sparks, Nevada 89431 AND...Research in Economic Geology, University of Nevada-Reno, Reno, Nevada 89557 Abstract The Miller Creek, Homestake...intrusive complex within the New World district near Cooke City, Park County, in south-central Montana. The Homestake...occur in six different zones in the New World mining district in south-central Montana (Fig. 1), located...approximately 8 km north of Cooke City in Park County. All of the delineated resources are spatially |  | | Report (issue) | | mineralized areas prior to mining, and conditions that result from mining and mineral processing. Other...as climate, and anthropogenic factors (including mining and mineral processing methods) mostly modify the...exploration, and assessment of abandoned mine lands and mine-site remediation. This compilation presents...from mining, mineral processing, and smelting. For example, the environmental signature of a mine site...readily soluble secondary salts associated with mine waste. The "environmental effects" of mineral deposits |  | | Journal (article/letter/editorial) | | RICHARD HINE ClimaxMiningLimited,Sheahan-Grants Mine,Mandurama, NewSouthWales, Australia Abstract The...distribution of silicatealteration asFortitude,Nevada(Wotrubaet al., 1988;Myers,1990), phases andof goldwithinthe...Minor road Railway Existing mine • Mining purpases lease • Mining lease Creek YARDS JUNCTION...REEFS GOLD PROJECT CARCOAR SHEAHAN-GRANTS__ GOLD MINE LYNDHURST FIc. 1. Localityof the Sheahan-Grants...65g/tgold,camefromwhatisnowthesite of the SheahanoGrants mine(Wilson,1965;Stevens,1972).In January 1988(Overton |  | Zahedi, Azam, Boomeri, Mohammad, Nakashima, Kazuo, Mackizadeh, Mohammad Ali, Ban, Masao, Lentz, David R. (2014) Geochemical Characteristics, Origin, and Evolution of Ore-Forming Fluids of the Khut Copper Skarn Deposit, West of Yazd in Central Iran. Resource Geology, 64 (3) 209-232 doi:10.1111/rge.12037 | Journal (article/letter/editorial) | | about 120,000 tons at 1 to 10% Cu in one part of the mine (Khoie et al., 1999). Other skarn deposits in the...Cu mineralization zones in the Khut deposit, and mining started in ancient times. New exploration began...graphite (Yazdi, 1992; Khoie et al., 1999). In the mining area, pyrrhotite and ilmenite is disseminated in... Gr Grt Hd Hem Jo Mt Po Px Py Qtz Sp Sph Wo Grossular Garnet Hedenbergite Hematite Johannsenite Magnetite...garnets are plotted in the middle part of the grossular-andradite solid solution field, whereas the Type |  | | Report (issue) | | A view of the main ore zone at the Carlin mine, Nevada. Popovich Hill is on the left and is underlain...geophysical studies of concealed mineral deposits in Nevada and elsewhere, evaluation of the regional geological...Dog, Alaska; Paradise Peak, Jerritt Canyon, Battle Mountain, and the Comstock Lode, Nev.; Mesquite, Calif...geophysical exploration techniques, deposit and district studies, and laboratory research, the program...for analysis of concealed mineral resources in Nevada: A progress report-by Dennis P. Cox, Steve Ludington |  | | Journal (issue) | | Scovil photo. Vanadinite, 2.4 cm, from the Apache mine, Arizona. Collected by Evan Jones; Jeff Scovil photo...Miglioli photo. Fluorite, 7.4 cm, from the La Barre mine, France. Collected by Aubin Cosson; Niels Brouwer... from left: Caledonite, 1.1 cm, from the Reward mine, California. Collected by Jeff Lines; Ben DeCamp...Thrill of Discovery by Wendell Wilson Epilog: On Mine Safety UThe Field-CollectorsV Anthony J. Albini...the words of the original discoverers. Adelaide Mine, Tasmania, 1971, 2012 Albert Chapman wrote one such |  | | Report (volume) | | Railroad Valley-Grant Range region, eastcentral Nevada, from interpretation of potential-field anomalies...character of hydrothermal fluids in the Catheart Mountain Cu-Mo deposit, Maine By Robert A. Ayuso and Nora...geology and mineral deposits of the Berenguela district, northwestern Bolivia By Alan R. Wallace, Richard...of fluid inclusions in vein quartz from Battle Mountain, Nevada By Edwin H. McKee, James E. Conrad, Brent...White River National Forest and the Dillon Ranger District of the Arapaho National Forest, Colorado By Margo |  | Jiang, Junsheng, Gao, Shunbao, Zheng, Youye, Lentz, David R., Huang, Jian, Liu, Jun, Tian, Kan, Jiang, Xiaojia (2020) Geological, Geochemical, and Mineralogical Constraints on the Genesis of the Polymetallic Pb-Zn-Rich Nuocang Skarn Deposit, Western Gangdese, Tibet. Minerals, 10 (10) 839 doi:10.3390/min10100839 | Journal (article/letter/editorial) | | agglomerate. There are two groups faults thecomposed mine area: (i) ENE-trending, developed isolated in the...breccia and basaltic There two groups of faults thethe mine area: (i) ENEthat are considered to be(70–74° responsible... Minerals 2020, 10, 839 6 of 34 western of ore district, with a massive texture, whereas galena and sphalerite...disseminated texture in pyroxene skarn at the east of ore district (Figure 3h,i and Figure 4n). Figure 4. Photomicrographs...Characteristics zone in the eastern part of Nuocang ore district (Figure 2; Table 1) was distinguished based on |  | | Journal (issue) | | Zoned eosphorite from Lavra da Ilha, Taquaral district, M inas Gerais, Brazil .........................about 18 cm tall, and came from the Eureka mine, Tuolumne County, California. The specimen, now in the Smithsonian...PUBLISHING P.O. Box 37072, Tucson, Arizona 85740 USA Richard A. Bideaux, General Partner (602) 297-4862...reports • Mineralogical Record back issues Southern Nevada Mineral Co. 5000 E. Bonanza #8479 Las Vegas, NV...--------------------------- ^ C a ta lo g #2: Mining, m ineralogy, gem ology & je w elry C a ta lo g |  | | Journal (issue) | | Zoned eosphorite from Lavra da Ilha, Taquaral district, M inas Gerais, Brazil .........................about 18 cm tall, and came from the Eureka mine, Tuolumne County, California. The specimen, now in the Smithsonian...PUBLISHING P.O. Box 37072, Tucson, Arizona 85740 USA Richard A. Bideaux, General Partner (602) 297-4862...reports • Mineralogical Record back issues Southern Nevada Mineral Co. 5000 E. Bonanza #8479 Las Vegas, NV...--------------------------- ^ C a ta lo g #2: Mining, m ineralogy, gem ology & je w elry C a ta lo g |  | | Journal (issue) | | White, Jr. Inesite from the Hale Creek mine, Trinity County, California...............................article “on the chondrodite from the Tilly Foster iron mine, Brewster, New York.” Two of the plates show 21...November). Tht museum features fossil, gemstone, mining and mineral exhibits, with about 1800 mineral specimens...6-12 cm, Adamite with Hemimorphite from the Ojuela mine, pale green and purple Naica fluorites in small...ing international mineral symposia and foreign mining experts were invited to visit Chinese mines. China |  | | Book | | long (Marty, 2004 ). AFRICA widely in Litchfield County, where good crystals were taken from quartz veins...region (Brunet, I 977b ). NEW YORK Amity, Orange County. At many isolated collected sites between the towns...Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" is the name of a series of incompletely...Litchfield County. Ilmenite masses and crystals from somewhere near Washington, Litchfield County, were described...Lake Road occurrence, Faraday Township, Hastings County. In fall 1994, Dan and Shelley Lambert extracted |
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