 | | Journal (article/letter/editorial) | | Sinter-Vein Correlations at Buckskin Mountain, National District, Humboldt County, Nevada PETER G. VIKRE† U.S...Engineering, University of Nevada, Reno, Reno, Nevada 89557 Abstract At Buckskin Mountain (elev 2,650 m, 8,743...743 ft), Humboldt County, Nevada, a hydrothermal system, imposed on a middle Miocene volcanic sequence...resistance among altered and unaltered rocks, Buckskin Mountain represents inverse topography with sinter...immediately east of Buckskin Mountain, lowered the pieziometric surface at Buckskin Mountain, terminated sinter |  | | Journal (article/letter/editorial) | | particularly IS epithermal orebodies in any particular district, irrespective of whether or not paleosurface features...Silicification, quartz-adulariaillite Quartz, chalcedony, adularia Sulfide abundance Sulfidation-state...condensate Opal/chalcedony, alunite, kaolinite, smectite H2S-bearing steam condensate Opal/chalcedony H2S-bearing...chloride water Opal/chalcedony Calcite, aragonite Opal/chalcedony Opal/chalcedony Taken from references...diagenetically transformed to microcrystalline quartz (chalcedony; White et al. 1956), forms at pH 2–3, whereas |  | | Journal (article/letter/editorial) | | PreciousMetal Vein Systemsin the National District, Humboldt County, Nevada PETER G. VIKRE ASARCOInc., Great...Reno, Nevada 89502 Abstract The National district, 20 miles (33 km) southeastof McDermitt, Nevada, produced...quartz-sulfide-silicate veins near the townsiteof National and on Buckskin Mountainoccurwithin a 3,000-ft-thick (910...associatedrhyolitesare • 18 to 15 m. y. old. The volcanicpile at National is highlyfaultedand depositsare localizedwithin...of the Owyheevolcanicplateau. Wall rock in the district is progressivelyhydrolyzed and sulfidized to assemblages |  | | Journal (article/letter/editorial) | | CO 80401, USA; tmonecke@mines.edu FLUID INC., 1401 Wewatta St. #PH3, Denver, CO 80202, USA; fluidinc@comcast...samples from the Buckskin National low-sulfidation epithermal precious metal deposit in Nevada showed that...epithermal quartz veins from the Sleeper deposit in Nevada forms dendrites intergrown with fine-grained colloform...veins from the Buckskin National low-sulfidation epithermal gold–silver deposit in Nevada. Both silica...Epithermal Buckskin National Deposit in Nevada 7 of 18 7 of 18 3. Epithermal Veins from the Buckskin National |  | 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...plume that has now migrated to the Yellowstone National Park area. The Au–Ag deposits formed between 16...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 |  | | 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) | | SMITH, DIRECTOR BULLETIN 601 OF THE NATIONAL MINING DISTRICT, NEVADA BY WALDEMAR LINDGREN WASHINGTON................................... 17 National mining district....................................................................... Prospecting and mining............................................. Leasing..................................... Rocks from National mine...................................... Relations.............................. Gold shoot of the National mine.................................... Genesis |  | | 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) | | of formation. Analyses of alunite from over 20 mining districts and geothermal fields suggest that the...different origins of alunite in the Marysvale, Utah district. Pickthorn and O'Neil (1985) determined the fractionation...reflecting mixing with meteoric water (e.g., Red Mountain, Summitville). Assumed isotopic compositions of...alunites and kaolinites: Buckskin Mtn., National district, NV The National district has been well documented...magmatic hydrothermal alunites: Julcani district, Peru The Julcani district has been described by Petersen et | | | 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 |  | 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...the west side of the Northern Nevada rift in northern Lander County, Nevada. Mule Canyon consists of six...e-mail, djohn@usgs.gov *Present address: Newmont Mining Corp., PO Box 388, Valmy, NV 89438. 0361-0128/01/3335/425-39...compositionally to mafic rocks of the Northern Nevada rift (White and Hedenquist, 1990). THE MULE CANYON...the north end of the Shoshone Range, Lander County, Nevada, mostly between 1996 and 2000 (Figs. 1 and |  | | Book | | SiO2 modifications and varieties (e.g., opal, chalcedony, agate, quartz, amethyst). Following the fundamental...micro- and macro-crystalline quartz of agates (chalcedony) and used these data for the reconstruction of...Springer Geology: Heidelberg, Germany; New York, NY, USA; Dordrecht, The Netherlands; London, UK, 2012; p...History Museum, Cromwell Road, London SW7 5BD, UK Mining State University St. Petersburg, 21st Line, St...spectrometer (Bruker Corporation, Billerica, MA, USA) operated with the X-band microwave frequencies at |  | | Book | | SiO2 modifications and varieties (e.g., opal, chalcedony, agate, quartz, amethyst). Following the fundamental...micro- and macro-crystalline quartz of agates (chalcedony) and used these data for the reconstruction of...Springer Geology: Heidelberg, Germany; New York, NY, USA; Dordrecht, The Netherlands; London, UK, 2012; p...History Museum, Cromwell Road, London SW7 5BD, UK Mining State University St. Petersburg, 21st Line, St...spectrometer (Bruker Corporation, Billerica, MA, USA) operated with the X-band microwave frequencies at |  | | Journal (article/letter/editorial) | | Snyder), Sleeper, DeLamar, Mule Canyon, Buckhorn, National, Hog Ranch, Ivanhoe, and Jarbidge districts; high-sulfidation...production continues today from large deposits at Round Mountain, Midas, and Rawhide (Fig. 2). As shown by many...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 |  | Páez, G.N., Ruiz, R., Guido, D.M., Ríos, F.J., Subias, I., Recio, C., Schalamuk, I.B. (2016) High-grade ore shoots at the Martha epithermal vein system, Deseado Massif, Argentina: The interplay of tectonic, hydrothermal and supergene processes in ore genesis. Ore Geology Reviews, 72. 546-561 doi:10.1016/j.oregeorev.2015.07.026 | Journal (article/letter/editorial) | | constitutes an important economic factor for the mining ⁎ Corresponding author at: Instituto de Recursos...discovered by Yamana Resources Inc. in 1997 and mining operations started at 2001, during early 2002 the...surface (Páez et al., 2011; Páez, 2012). Underground mining have been conducted on Francisca, Catalina, Belén...are mostly absent, with the exception of minor chalcedony on the breccia matrix. Stage 9 consists of a...gas release determinations were conducted at the National Geological Survey of Chile (SERNAGEOMIN) to constrain |  | | Journal (article/letter/editorial) | | CONNOISSEUR'SCHOICE Downloaded by [National Sun Yat-Sen University] at 17:16 27 December 2014 PAUL...PAUL W. POHWAT Department of Mineral Sciences National Museum of Natural History Smithsonian Institution...pohwatp@si.edu FLUORITE Elmwood Mine, Carthage, Smith County, Tennessee R egular readers of this column will...at the National Museum of Natural History (Smithsonian Institution). Downloaded by [National Sun Yat-Sen...sphalerite, 8.8 cm high, from the Elmwood mine, Smith County, Tennessee. Note the gemmy corners of the cube |  | | Report (issue) | | Salvador, Chile; Rodalquilar, Spain and Goldfield, Nevada. Supergene alunite has S^S virtually identical...steam-heated environments, such as those at the Tolfa district, Italy and Marysvale, Utah, and numerous modern...and precious-metal ore deposits such as at Buckskin, Nevada. Initial 8 18OsO4 and 834S values are kinetically...as Summitville, Colorado; Julcani, Peru and Red Mountain, Lake City, Colorado are characterized by vertical...occur over porphyry type mineralization as Red Mountain, CO and Alunite Ridge, UT and over adularia-sericite |  | Eppinger, R.G., Winkler, G.R., Cookro, T.M., Shubat, M.A., Blank, H.R., Crowley, J.K., Kucks, R.P., Jones, J.L. (1990) Preliminary assessment of the mineral resources of the Cedar City 1 degree x 2 degrees Quadrangle, Utah. Open-File Report Vol. 1990 (90-34) US Geological Survey doi:10.3133/ofr9034 | Report (issue) | | Blvd., .Golden, CO 80401 bU.S. Geological Survey, National Center, MS 927, Reston, VA 1990 EXECUTIVE SUM4ARY...western half of the quadrangle. Currently, several mining companies are exploring for precious metals in...electronics) from the Apex mine in the Tutsagubet district. Deposits of uranium, coal, and oil and gas are...The Paleozoic sequence in the Goldstrike-Mineral Mountain Area............................................caldera complex.... Detailed study of the Escalante district....................... Pattern and displacement |  | | Report (issue) | | present valley axes and form the boundaries of the mountain and basin blocks. However, it is easily noticed...blocks because of pediment backwearing of the mountain block edges. This Basin and Range "process" has...in tectonic contact with, the materials of the mountain blocks. More rarely, the older Cenozoic materials...fault contact with older rocks of the Rincon Mountain block, and locally depositional on granite. The...which is in the southeast corner of the Tucson Mountain structural block and is exposed as part of a stripped |  | | Report (issue) | | Notes on the geology of each stop and the proposed mining and milling plan are also included, and have been...mineral ization and some of the factors relevant to mining. At the end of these scheduled stops, there wi...in excess of 900 km 2 , has recently gained national interest as the result of considerable land acquisition...indicated sufficient mineralization to justify a sma11 mining operation. This resulted in the production of...continue for approximately 18 months. late in 1980. Mining would begin concurrently, with mill start-up to |  | | 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...of mineral resource assessment of the Coronado National Forest, Arizona and New Mexico; the Bureau of...New Mexico; the Kaibab National Forest, Arizona; and the East Mojave National Scenic Area, California...crops. The distribution and movement of metals from mining districts of Coeur D'Alene, Idaho, and Rio Tinto |  | | Report (volume) | | Highly Extended Terranes, California, Arizona, and Nevada 216 TERTIARY STRATIGRAPHY OF HIGHLY EXTENDED...EXTENDED TERRANES, CALIFORNIA, ARIZONA, AND NEVADA REFERENCES CITED Crowe, B.M., 1973, Cenozoic volcanic geology...and mineralization in the Trigo Mountains, Yuma County, Arizona. in Frost, E.G., and Martin, D.L., eds...Colorado River region, California, Arizona, and Nevada (Anderson-Hamilton Volume): San Diego, Calif.,...the Muggins Mountains Wilderness Study Area, Yuma County, Arizona: U.S. Geological Survey Bulletin 1702-D |  | | 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.. |  | | Book | | support the educational goals of Grand Canyon National Park. Cover: The Grandview Mine, in a photo taken...Research, Natural History Museum of Los Angeles County, California, photo no. 8596. © Copyright 1997...of scores of people in libraries, Los Angeles County Museum of Natural History; Peter historical societies...C.L. Sonnichsen, chief of publications of the National Park Research Library; Katherine Bartlett and...Special Collections Librarian, Jolene Lindsay, National Park Service, Denver; and Dan Northern Arizona |  | | Book | | Canyon Natural History Association Bryce Canyon National Park Bryce Canyon, Utah 84717 v,rww.nps.gov /...Printing, Inc. Co\·er photograph: Bryce Canyon National Park John \\·agner, Jr., photographer Title page...Travel Council (unknown photographer) Glen Canyon National Recreation Area, courtesy of Utah Travel Council... Geological Survey Ctah Travel Council Rocky Mountain Section Foundation, American Asc,ociation of Petroleum...iii Devil's Garden, Grand Staircase-Escalante National Monument Pi:atogrnphby Doug Sprinkel iv Foreward |
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