 | | Report (issue) | | THE TRIASSIC TO JURASSIC MAGMATIC ARC OF WESTERN NEVADA AND EASTERN CALIFORNIA by Jeff L. Doebrich 1 ,...Open-File Report 96-9 Prepared in cooperation with the Nevada Bureau of Mines and Geology This report is preliminary...School of Mines, University of Nevada, Reno, Nevada 89557-0047 'Nevada Bureau of Mines and Geology, MS...MS 178, University of Nevada, Reno, Nevada 89557-0088 'U.S. Geological Survey, Retired, 8920 West 2nd........ YERINGTON SUPERSYSTEM ........................................................ Yerington Batholith |  | | Report (issue) | | Trip 3: Great"Basin Porphyry Cu-Mo Deposits: Yerington, Robinson, Hall, Bingham Canyon October, 1994...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 |  | | Report (issue) | | Quadrangle, California and Nevada Prepared in cooperation with the Nevada Bureau of Mines and Geology...Walker lake 1° x 2° Quadrangle, California and Nevada By John H. Stewart, M. A. Chaffee, J. C. Dohrenwend...CIRCULAR 927 Prepared in cooperation with the Nevada Bureau of Mines and Geology 1984 Department...Walker Lake 1° x 2° quadrangle, California and Nevada (U.S. Geological Survey Circular 927) Bibliography:...resources-California. 2. Mines and minerals resources-Nevada. I. Stewart, John Harris, 1928-. II. Title. Ill |  | | Report (issue) | | for Triassic and Jurassic Magmatic Arc, Western Nevada and Eastern California By Vern Beardslee1 and Howard...University of Nevada, Reno, NV 89557 BIBLIOGRAPHY FOR TRIASSIC AND JURASSIC MAGMATIC ARC WESTERN NEVADA AND EASTERN...by Howard McCarthy U.S. Geological Survey, Reno, Nevada Part A This bibliography was prepared to provide...the Triassic and Jurassic Magmatic Arc in western Nevada and eastern California. The general area of consideration...Walker Lake in western Nevada northwest through Lake Tahoe to the northern Sierra Nevada Mountains. The references |  | | 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) | | Temporal, and Spatial Relationshipsat the Yerington,Nevada,Porphyry Copper Deposit RICHARD B. CARTEN...eralized wall rock is locally altered to a mineral as- mine area can be reconstructed to allow observations... 1496 MCHAP• B. CA•Tr.N NA-CA METASOMATISM, YERINGTON NVDEPOSIT 1497 GRANITE U $975 Fau D MONZONITE...monzoniteporphyry-3). Sodic-calcic alterationsimilarto that at Yerington Intrusionsare listed in the order of their em...appearin the eastend of MacArthur-Lagomarsino in the Yeringtondistrict. the mine and its period of emplacementwill |  | | Report (volume) | | Castle Peaks Wilderness Study Area, San Bernardino County, California OCT 2 9 198 DO.:MIENTS DLPOS1TORY...Castle Peaks Wilderness Study Area, San Bernardino County, California By DAVID A. MILLER, JAMES G. FRISKEN...Castle Peaks Wilderness Study Area, San Bernardino County, California. (U.S. Geological Survey Bulletin 1713—A)...Wilderness (Calif.) I. Miller, David M. (David MacArthur), 1951— . II. United States. Geological Survey...California Desert Conservation Area, San Bernardino County, California. CONTENTS Summary Al Abstract 1 |  | | Book (volume) | | ...........................................283 Nevada ................................................................548 Table of Maps Page Alabama County Map ...................................................................................4 Alaska County and Stream Map ..................................Co. Mining Districts ............................................................22 Arizona County Map.........................23 Arizona – Cochise Co. Mining Districts .................................... |  | | Journal (issue) | | men. G.C. MARSHALL . WILLIAM D. LEAHY DOUGLAS MACARTHUR. E. J. KING DWIGHT 0 . EISENHOWER. C. W . NIMITZ................................. .-.............. MINE YIELDING GEM SPHALERITE ABANDONED MANY YEARS .·...r c y Quadrangle is north of the President 191 Range and has a number of peaks over 3,000 feet high,...amethyst. It is the writer's opinion that the whole range from Kilke~ny to ~e northern extremity of Strafford...calcite, topaz, and the siderite altered to OC· the limonite and microdine to kaolinite. titc Glaciation destroyed |  | | Report (issue) | | relative to their loca- tion, extent, statistics of mining plant, output and markets, analyses of ores, and... of the mine personal survey of the several iron-ore dis- and a short visit to each mine were planned...mines, especially in their relations to the iron-mining and iron-manufacturing industries of the country...supplemented by the infor- mation furnished by the mine owners and managers, constitute the greater part... Short no- mines and of some of the abandoned mine of a historical nature, have been incorporated |  | | Book (volume) | | ...........................................243 Nevada .................................................rights, so remember you were told. If in doubt, a county map will tell you who the legal owner is. Good...gemmy qualities for cutting and polishing. AUTAUGA COUNTY PRATTVILLE, N. 6 mi., and just E of the Birmingham...were well known to prehistoric Indians.) BARBOUR COUNTY BAKER HILL, SE 1 mi. : 1 in a deep ravine, as a...deep red to variegated⎯ocher. BIBB COUNTY GENERAL AREA: c county gravel pits along the Cahaba R.⎯gemmy |  | | Book (volume) | | ...........................................243 Nevada .................................................rights, so remember you were told. If in doubt, a county map will tell you who the legal owner is. Good...gemmy qualities for cutting and polishing. AUTAUGA COUNTY PRATTVILLE, N. 6 mi., and just E of the Birmingham...were well known to prehistoric Indians.) BARBOUR COUNTY BAKER HILL, SE 1 mi. : 1 in a deep ravine, as a...deep red to variegated⎯ocher. BIBB COUNTY GENERAL AREA: c county gravel pits along the Cahaba R.⎯gemmy |  | | Report (volume) | | Lake-Yucca Grove district..______________________ Southern Death Valley-Kingston Range district_________...district_________ Inyo Range-Northern Panamint Range district._____-___Deposits associated with ultramafic rocks.__..._____________________________________________________ Chatsworth district, Murray County_____.______._-___-_--Other deposits..._--__---___-_-__________-____-____--_-___-_-_----_-- 33 Nevada.___--_--___--_--_.___.__-___--__-_----____-_-_-_-_--New...____--_-_-__---___-.____..-.._-_-_-_-----_-_-_--.-Gouverneur district..________________________.-___-_------Natural |  | | Report (issue) | | UNDISCOVERED PORPHYRY COPPER DEPOSITS WITHIN THE RANGE OF THE NORTHERN SPOTTED OWL, NORTHWESTERN CALIFORNIA...possible porphyry copper deposits within the Cascade Range showing alternative names, reserve estimates for...probable porphyry copper deposits of the Cascade Range with respect to interpreted Tertiary buried intrusions...map showing the range of the northern spotted owl.......... Map of the Cascade Range showing tracts permissive...21. 22. 23. 24. 25. 26. 27. Map of the Cascade Range showing tracts permissive for the presence of undiscovered |  | | Report (volume) | | rock types 133 Cross section through the Kalavos district Cyprus showing relationship of massive sulfide...based on considerations that extend far beyond the mine itself, in some instances relating to the overall...subject, as in a scale model of the workings of a mine, to a unifying concept that explains or describes...Perhaps the dolomite merely records a particular range of Ca/Mg ratio in the fluid which in turn is characteristic...significant tasks. GRADE-TONNAGE MODELS Estimated pre-mining tonnages and grades from over 3,900 well-explored |  | | Report (issue) | | 5.1 cm high from Eagle's Nest mine in Placer County, Caifornia, USA Collection Marlin Zinn; photo Jeff...International, LLC P.O. Box 263, East Hampton, CT 06424, USA Phone 1.860.267.1512; fax 1.860.267.7225 www.lapisint...Lapis International, LLC East Hampton, Connecticut USA Collection 'Alan Table of Contents What Is Gold...First Gold Rush: Gold Fever in the Southeastern USA . . . . . . . .P. 16 R. Chris Tacker California and.... . . . . . . . . . P. 90 A Photo Gallery Gold Mining and Investment . . . . . . . . . . . . . . . . |  | | Report (issue) | | SURVEY CIRCULAR 1062 .r • San jose tin~silver mine at Oruro, Bolivia, where high-grade ores are hosted...on Mineral and Energy Resources, held in Reno, Nevada, February 11-14, 1991 U.S. GEOLOGICAL SURVEY CIRCULAR...-Soviet research on mineral deposits in the Noril'sk district is underway. Seventh Annual V.E. McKelvey Forum...mineral resources. Once again, we have selected Reno, Nevada, as the site for the Forum, as the city represents...represents an important center for the United States mining industry. Such an environment should enhance the |  | | Book (edition) | | • t --•- """"" ' The Lornex copper-molybdenum mine and plant, Highland Valley, British Columbia. (By...measurements have been retained in specific cases such as mine levels when measured in feet, values of gold and...inhabited continent. Also, to those exploration and mining geologists, and the personnel of foreign geological...L. Jensen Salt Lake City, Utah CONTENTS "The mining industry is infinitely worse off today than it...the politicians' failure to recognize that the mining industry is a highly risky business." James Boyd |  | Zhao, Junxing, Qin, Kezhang, Li, Guangming, Li, Jinxiang, Xiao, Bo, Chen, Lei, Yang, Yueheng, Li, Chao, Liu, Yongsheng (2014) Collision-related genesis of the Sharang porphyry molybdenum deposit, Tibet: Evidence from zircon U–Pb ages, Re–Os ages and Lu–Hf isotopes. Ore Geology Reviews, 56. 312-326 doi:10.1016/j.oregeorev.2013.06.005 | Journal (article/letter/editorial) | | This formation covers the western part of the ore district and is composed of siliceous detrital rocks and...and quartz monzonite in the middle of the ore district. It contains more hornblende and biotite with...siliceous detrital rocks in the southwest of the district, with rare molybdenite. Granite generally intrudes...hydrothermal veins are observed in the Sharang ore district. Almost all types of rocks in the Sharang complex...deposits. A. Full view of the Sharang deposit and the range of ore-forming granite porphyry (γπ); B–F represent |  | Hodges, C.A., Cox, D.P., Singer, D.A., Case, J.E., Berger, B.R., Albers, J.P. (1984) U.S. Geological Survey-INGEOMINAS mineral resource assessment of Colombia. Open-File Report Vol. 1984 (84-345) US Geological Survey doi:10.3133/ofr84345 | Report (issue) | | environments of Colombia are permissive for a wide range of mineral deposit types. In addition to new deposits...in this report should provide a basis for long-range planning of exploration and development strategy...setting of the country is permissive for a broad range of mineral deposits. The Cordilleran terranes include...appears especially promising for discovery of a wide range of mineral deposits, based on analogy with adjacent...complex mineralogy (such as the California-Vetas district) would be useful, not only for exploration in |  | | Report (issue) | | published information, field investigations, and mining company data. 2 ABBREVIATIONS USED IN THIS REPORT...resources Mining districts Gibbonsville Mining District Indian Creek Mining District Mineral Hill Mining District...Mackinaw Mining District Blackbird Mining District Wilson Creek Mining District Yellowjacket Mining District...Gravel Range Mining District Eureka Mining District Carmen Creek Mining District Eldorado Mining District...Creek Mining District McDevitt Mining District Junction Mining District Texas Mining District Spring |  | | Journal (issue) | | Euclase, 2.3 cm, from the Gachalá mine, Guavió-Guatéque mining district, Boyacá Department, Colombia. Gail...cm, from Stak Nala, Haramosh Mountains, Skardu district, Gilgit-Baltistan, Pakistan. Zach Goodman collection;...twin, 5.5 cm, from the Amo tin deposit, Ximeng County, Yunnan, China. Wally Mann collection; Joe Budd...Budd photo. Tanzanite, 7.6 cm, from the Merelani mine near Arusha, Tanzania. Barry & Beth Kitt collection;...2.2 cm, from the Pulsifer quarry, Androscoggin County, Maine. Kyle Kevorkian collection; Jordan Root |  | | Report (Issue volume) | | these card catalogues would be as useful to the mining industry as they have proved to be to the Division...and expense involved are justified and that the mining industry will find that having this material readily...accumulating steadily since 1853, when the first mine (a coal property) was developed. Actually it antedates...During the 90 years or more that prospecting and mining have been active, a vast amount of information...extensively to the fund of published data. Also, mining journals and periodicals, many of which are no |  | | Journal (article/letter/editorial) | | Stephen B. CASTOR§ Nevada Bureau of Mines and Geology, University of Nevada, Reno Nevada 89557, U.S.A. Abstract...Information The Mountain Pass operation of Chevron Mining Inc. (originally under the name of Molycorp Inc...international competition (mostly from China). Mining and rareearth separations ceased by 2002; however...Hill areas were taken from outcrops, the openpit mine, and drill holes. Samples from other areas are from...for F, by colorimetry (Nevada Bureau of Mines and Geology Laboratory, Reno, Nevada). Some trace element |
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