 | | Report (chapter) | | Survey, Federal Center MS 964, Denver, CO 80225, USA (e-mail: bberger@usgs.gov) Abstract: High-temperature...fault sets. The Virginia City and Goldfield mining districts, Nevada, were localized in zones of strike-slip...western margin of North America. The Camp Douglas mining area occurs within the same belt, but is localized...economically important precious-metal mining districts (Virginia City, Goldfield) and one economically less-important...Lower to Middle Miocene volcanic centres in western Nevada (Fig. 1). These districts provide insights into |  | | Report (issue) | | PAPER 66 THE GEOLOGY AND ORE DEPOSITS OF GOLDFIELD, NEVADA BY FREDERICK LESLIE RANSOME ASSISTED IN THE..._____ . ___________________ . _. Situation of the district.-~ ............... _..... ______ .. ________________________...______ ..... __ ........... _·_..... History of mining ....................... ............ . __ .. _.......... ............... . Correlation of the Goldfield rocks with those of the surrounding region_ .... . . . . . . . CHAPTER X.-MiJ?-eralogy of the district ................... .............. r • • • • • |  | | Report (issue) | | deposit. Table 4, part B, gives an alphabetic list of mine and properties followed by the deposit name. CHARACTERISTICS...fissure fillings, i.e., deposits in the Sierra Nevada, California (Clark, 1970); Klamath Mountains, California-Oregon...ore is associated with some veins in the Sierra Nevada and was locally worked with the vein deposits (Clark...deposits used in Table 1 may represent a major mine, district name, or local town name or other prominent... Sado epithermal veins, and epithermal quartz alunite Au). Compared to other precious-metal deposits |  | | Report (issue) | | = 14.895 Z = 16 X-ray Powder Pattern: Goldfield, Nevada, USA. 3.17 (10), 1.61 (9), 3.32 (8), 4.95 (7)...sonoraite, pyrite, alunite, barite, quartz. Distribution: In the USA, at the Mohawk mine, and between the...and Clermont mines, Goldfield, Esmeralda Co., Nevada; in the Toughnut-Empire mine, Tombstone, Cochise...near the Lone Pine mine, Wilcox district, Catron Co., New Mexico; from the Klondike mine, Saguache Co., Colorado...Colorado. In Mexico, at the Moctezuma (Bambolla) mine and the San Miguel and La Candelaria prospects, |  | | 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 |  | | Journal (article/letter/editorial) | | THE RICH ORES OF GOLDFIELD, C. F. TOLMAN NEVADA. • A•D J. W. AMBROSE. INTRODUCTION RICH gold and..."bonanza"goldoresnoneare moreinteresting than thosefrom Goldfield,Nevada. They are extraordinarily richin freegold...Ransome,F. L.: The Geologyand Ore Depositsof Goldfield,Nevada. U.S. Geol. Surv., Prof. Paper 66, •9o9. 255...and to the gangueminerals,especiallyquartz and alunite. The resultsof the microscopicstudyof the ores...recognized. THE RICH ORES OF GOLDFIELD, NEV./ID./I. 257 ALUNITE AND THE THEORY OF t, SIMULTANEOUS |  | | Journal (article/letter/editorial) | | has been an important industry in the economy of Nevada, the Silver State, since territorial times (1861)...area and created the state (1864). There are 526 mining districts in the state, 60 of which produce nonmetallic...ores (Tingley 1998). Three major mining booms have occurred in Nevada: 1860-1880 (Comstock and other silver...October 2014 deposits), 1900-1920 (Tonopah and Goldfield), and 1980 to the present (Carlintype deposits...precious-metal mining with the development of low-grade, large-tonnage mines. I n 1997 Nevada ranked first | | | 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 |  | | Report (issue) | | ALUMINUM ORES. ALUNITE IN GRANITE PORPHYRY NEAR PATAGONIA, ARIZONA. By FRANK C. SCHRADER. INTRODUCTION...southern Arizona, has revealed a new occurrence of alunite. The mineral is disseminated in an altered granite...which are situated in the Palmetto mining district, in Santa ' Cruz County, about 10 miles north of the Mexican...that of the Blue Rock No. 8, southeast of the 3 R mine and belonging to the east-west system. The rock...sericitization and kaolinization. THE ALUNITE. The mineral alunite is a hydrous sulphate of aluminum and |  | | Journal (article/letter/editorial) | | GEOLOGY AND ORE-DEPOSITS DISTRICT, OF THE GOLDFIELD NEVADA2 F. L. RANSOME. PART II. MINES AND...divisions,which may be cohvenientlydesignatedthe "Goldfield" and "Diamondfield" groups. Of these the first... of the output of the district and includessuch well-known mines as the Mohawk, Combination, Florence...in rhyolite; a very importantgroup northeastof Goldfield,which is mainly in dacite, although latite is...found in the deeperlevels, and includesthe Red Top, Mohawk, Combination,January and Jumbo minesof the Gol |  | | Journal (article/letter/editorial) | | 31 December 2014 NEVADA MINERAL STEVEN PULLMAN 1755 Circle Drive NW Reno, Nevada 89509 RICHARD THOMSSEN...THOMSSEN P.O. Box 1656 Carson City, Nevada 89702 Map showing Nevada counties, by William W.Besse. N evada...minerals new to the state being identified every year. Nevada is one of the few western states without a published...Clark County. Walt Lombard0 specimen, Jeff Scovil photo. Churchill County Chalk Mountain District Chalk...Chalk Mountain mine: calcite, cerussite, chlorargyrite, descloizite, galena, hemimorphite, leadhillite, |  | | Book | | f. MIMING DISTRICTS and MINERAL RESOURCES of NEVADA by FRANCIS CHURCH LINCOLN i r r i i ; %■... ; 'jxt . 1 — \ MINING DISTRICTS and MINERAL RESOURCES of NEVADA by FRANCIS CHURCH LINCOLN...LINCOLN 0 ll ; RENO NEVADA NEWSLETTER PUBLISHING COMPANY 1923 PREFACE Earlier Works. The object of...infor mation concerning the mining districts and mineral resources of Nevada. No comprehensive work of...peared for a number of years. In the early days of Nevada min ing, from 1866 to 1878, the field was covered |  | | Journal (article/letter/editorial) | | SecondarySulfatesat Goldfield, Nevada Abstract The Goldfield mining district of western Nevada is at the site...underlyingpre-Tertiary plutonic and metasedimentary rocks of the district are intensely and extensively altered. Tabular...silicified "ledges" composedof microcrystallinequartz, alunite, and kaolinite constitutezonesof intensealteration...fractures. Alunite is widespreadthroughout the district in the altered areas. Primary alunite pervadesthe...pervadesthe silicified "ledges," and secondary alunite forms veins as much as a foot wide in silicified zones |  | | Journal (article/letter/editorial) | | ALUNITE IN PATAGONIA, ARIZONA, AND BOVARD, NEVADAJ FRANK C. SCHRADER. INTRODUCTION? Occurrencesof...Occurrencesof the mineral alunite continue to be reported from time to time, most of them like those here described...during the course of regular geolog•ic studiesin mining districtsby membersof the United StatesGeological...more than a purely mineralogicinterestto them. ALUNITE IN GRANITE PORPHYRY NEAR PATAGONIA, ARIZONA...southernArizona in I9O9 has revealed a new occurrence of alunite. The mineral occurs dis- seminatedin an altered |  | | Journal (article/letter/editorial) | | ASSOCIATION THE OF GOLDFIELD ALUNITE DISTRICT, WITH GOLD IN NEVADA. • FREDERICK LESLIE RANSOME...RANSOME. INTRODUCTION. Alunite, a hydroussulphateof potassiumand aluminiumwith the formula K20.3Al•Oa...obtainedfrom the aluniteby roastingand lixiviation. Alunite is found also on some of islands of the Grecian...on Calico Peak near Rico,4 in the NationaI Belle Mine near Silverton, 5 and at CrippleCreek,ø all in Colo•...TresCerritos, Ma[iposa County,California. • Mr. W. Lindgren2 found alunite in the Ryerson mine near Morenci, |  | | Report (issue) | | Elen1ents Near Ore Bodies in the Oxidized Zone at Goldfield, Nevada GEOLOGICAL SURVEY PROFESSIONAL SPOkANE~...at Goldfield, Nevada By R. P. ASHLEY and]. P. ALBE~S GEOLOGY AND GEOCHEMISTRY OF THE GOLDFIELD MINING...MINING .DISTRICT, NEVADA GEOLOGICAL SURVEY PROFESSIONAL PAPER 843-A An evaluation of nine elements...prospecting in the hydrothermally altered area at Goldfield ·.': '• !.'· UNITED STATES GOVERNMENT PRINTIN·G...zone at Goldfield, Nevada. (Geology and geochemistry of the Goldfield Mining District, Nevada) (Geological |  | | Report (volume) | | SURVEY GEORGE OTIS SMITH, DIRECTOR BULLETIN 511 ALUNITE BY B. S. BUTLER AND H. S. GALE WASHINGTON GOVERNMENT...Origin of the alunite deposit ________ ___________ 21 Probable extension of the alunite in depth_______________...37 Known occurrences of alunite in the United States____________ . 38 Alunite deposits of the Rosita Hills..._____ ________ 44 Miscellaneous occurrences in Nevada __ __ ______ 48 Tres Cerritos, Cal______________________________...__ 49 Cl if ton-Mo reuci district, Ariz__________ ,______ 50 Beaver County, Utah __ _____ _ ______ 50 |  | | Journal (article/letter/editorial) | | STUDIES OF THE EPITHERMAL ß DEPOSITS AT GOLDFIELD, H. NEVADA. D. B. WILSON. ABSTRACT. Approximately...material and wallrock from the ore depositsof Goldfield, Nevada, were quantitatively analyzed by means of...wallrock sample from a vein. Vertical zoning at Goldfield is evident with respectto 'tin, less definite...rarer elements in veins and rocks. In the Goldfield district the ore is char- acteristicallydistributedin...centactuallypresentfor one EPITHERMAL DEPOSITS AT GOLDFIELD, NEVADA. 39 elementwhile the sameratio for anotherelementmay |  | | Journal (article/letter/editorial) | | emmonsite, at Silver City, New Mexico, and Goldfield, Nevada, are described. A resum6 of the descriptions...yellowish-green, € green. Found sparingly at Goldfield, Nevada, as a secondary product in vugs and seams...dacite, associated with emmonsite, tellurite, alunite, barite, quartz, and the new mineral blakeite.... Named for John W. Mackay (1831-1902), a mine operator on the Comstock Lode and benefactor of the Mackay...examine a large suite of material from Goldf.eld, Nevada, comprising massesand drusy crusts of emmonsite |  | | Journal (article/letter/editorial) | | occurrenceshave been briefly described and illustrated in Mining and Scientific Press, January 26 and June 8, x9o7...and Kemp). Yavapai C•mnty,Arizona (Kemp). Goldfield,Nevada(with aluniteandquartz;Ransome, S.). Calif...Mothe.rLodesystem, California(calcite,S.). Shasta County, California (Kemp). One occurrencein Black Hills...HancockCounty,Maine (calcite and quartz,Kemp). Yale District, British C,elumbia(Kemp). Jalisco, Mexico (Kemp)...writer. W. 24 J. SHARWOOD. Minas Geraes district, Brazil (Henwood). Clogau and St. David's gold |  | | Journal (issue) | | Lapidary and Minerals ............... 4 Legendary Goldfield—Short but Sweet! ............................... 15 Manganese Nodules and the CIA’s Deep Ocean Mining Venture ....................... 16 Drop of Water...I can remember, my family has always had a gold mine claim. But during the Second World War, all gold...silver had been mined, but it was not like other mining areas such as Virginia City which followed a vein...know where to dig next. They mentioned that other mining had occurred there many years ago, such as for |  | | Journal (article/letter/editorial) | | JUNE, •9•o AND ORE-DEPOSITS No. 4 OF THE GOLDFIELD DISTRICT, 'NEVADA2 F. L. RANSOME. PART I--G•.oLoG¾...oLoG¾. SITUATION AND TOPOGRAPHY. The Goldfield district, of which the geographicposition is shownin Fig...considerableexpanseof lava-cappedmesasouthwestof the town of Goldfield. Rough massesof silicified rock, which, owing...of Director of U.S. Geological Survey. The Goldfield district has been fully described in Professional...--F.L.R. 302 F. L. RANSOME. tral part of the district, and these outcrops are surroundedby wide concentriczonesof |  | | Report (volume) | | Silver Peak Range Wilderness Study Area, Esmeralda County, Nevada U.S. GEOLOGICAL SURVEY BULLETIN 1731-G...Silver Peak Range Wilderness Study Area, Esmeralda County, Nevada By WILLIAM J. KEITH, ROBERT L. TURNER...MINERAL RESOURCES OF WILDERNESS STUDY AREAS: CENTRAL NEVADA DEPARTMENT OF THE INTERIOR DONALD PAUL MODEL...Silver Peak Range Wilderness Study Area, Esmeralda County, Nevada. U.S. Geological Survey Bulletin 1731-G...: I 19.3:1731-G 1. Mines and mineral resources Nevada Silver Peak Range Wilderness. 2. Silver Peak Range |  | | Journal (article/letter/editorial) | | JamesA. Noblefor the resultsof yearsof work in the mine and laboratory. Noble'sresultsin generalagree with...in magnetite. In someof the outlyingparts of the mine there is no closerelationbetweengold and arsenopyrite...associations of native gold. In the Bridge River district Cairnesx4 found free gold commonwith acicularcrystalsof...a studyof assaysof ore from theGeorgeGold-Copper Mine of Stewart,BritishColumbia, showsthat gold is associated...amountof arsenopyrite in the ore. In someareasof the mine arsenopyrite carriesmore gold than in others,but |  | | Report (volume) | | it helpful to refer to Survey Bulletin 507, "The mining districts of the western United States," and to...abundant, it may have been completely exhausted by mining or quarrying. Deposits of minerals of wide distribution...because they occur in sufficient quantity to warrant mining for their usual products but because they furnish...E. H. Barbour, University of Nebraska, Lincoln. Nevada...........Dr. W. S. Tangier Smith, Berkeley, Cal...See Bauxite and Hallpysite. Asbestos. Tallapoosa County, with corundum deposits near Dudleyville; not found |
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