 | | Report (issue) | | Metals in Silicified Rocks of the Goldfield Mining District, Nevada GEOLOGICAL SURVEY PROFESSIONAL ...Metals in Silicified Rocks of the Goldfield Mining District, Nevada By R. P. ASHLEY and W. GEOLOGY ...GEOCHEI\1ISTRY OF THE GOLDFIELD MINING GEOLOGICAL SURVEY PROFESSIONAL DISTRICT, PAPER NEVADA 843-B Exploration...Exploration and geochemistry of the Goldfield mining district, Nevada UNITED STATES GOVERNMENT PRINTING...of the Goldfield Mining District, Nevada. (Geology and geochemistry of the gold mining district, Nevada) |  | | 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 ....................... ............ . __ .. _... . . . . . . . . . . . . . . . . . . . . . . Sandstorm rhyolite ....................... _. ____ . ___.......... ............... . Correlation of the Goldfield rocks with those of the surrounding region_ . |  | | Report (issue) | | PHOTOGRAPHY FROM THE GOLDFIELD MINIITG DISTRICT, E3MERALDA AITD NYE COUJITIES, NEVADA T>y Roger P. Ashley...field area Ore producing areas, Gqldfield mining district Color print and overlays, Area 1 Color print...PHOTOGRAPHY FROM THE GOLDFIELD MINING DISTRICT, ESMERALDA AND NYE COUNTIES, NEVADA Site 75 5 Mission ...Geological Survey Introduction General. The Goldfield mining district is in the western part of the Basin and...Altitudes range from about 5500 to 6900 feet. The district is underlain predominantly by volcanic rocks |  | | Journal (article/letter/editorial) | | 904-924 DirectDatingofMineralization atGoldfield, Nevada,by Potassium-Argon andFission-Track Methods R....K-mica from hydrothermally altered rocksat Goldfield,Nevada,yieldsmineralizationagesof 20 to 21 m.y.,...Summitville district of Colorado. Since 1970 we have obtained .several addi- tional .dateson Goldfield aluniteshav...y. Several premineralizationvolcanicunits at Goldfield cannotbe dated by the K-At methodowing to extensivealteration...furthermore, 904 DATING OF MINER.4LIZATION .4T GOLDFIELD, NEVADA 905 icantlyaffected bythermalannealing at |  | | Report (issue) | | SURVEY GEOCHEMISTRY OF THE ALTERED AREA AT GOLDFIELD, NEVADA, INCLUDING ANOMALOUS AND BACKGROUND VALUES...---- Illustrations Page Figure 1. Map of Goldfield, Nev., and vicinity, showing areas df hydrothermal...113 Geochemistry of the altered area at Goldfield, Nevada, including anomalous and background values...sampling program carried out in the Goldfield mining district, Esmeralda and Nye Counties, Nev. Geochemical...were collected from a 15-square-mile area at Goldfield which is underlain by hydrothermally altered volcanic |  | | Report (issue) | | Deposits-Part I The Goldfield Gold District, Esmeralda and Nye Counties, Nevada By ROGER P. ASH LEY ...Precious-metal District, Esmeralda and Nye Counties, Nevada By ROGER P. ASH LEY The Republic Gold District, Ferry...Ferry County, Washington By MORTIMER H. STMTZ and ROBERT C. PEARSON The Comstock Lode Precious-metal District...District, Washoe and Storey Counties, Nevada By WILLIAM C. BAGBY and ROGER P. ASH LEY U.S. GEOlOGICAl...1857H 1 Gold ores-Nevada 2 Gold ores-Wash1ngton-Ferry County 3 Hydrothermal deposits-Nevada 4 Hydrothermal |  | | Journal (article/letter/editorial) | | ASSOCIATION THE OF GOLDFIELD ALUNITE DISTRICT, WITH GOLD IN NEVADA. • FREDERICK LESLIE RANSOME...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,...oxidized ore, and, like the kaolinite of that district,is probablySecondary with referenceto the original...formation of alum-stone; quartz- aluniterocks;quartz-diaspore rocks,etc.;andalsothe formation of bauxites,etc |  | | 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) | | assemblage and include the Comstock Lode, Tonopah, Goldfield, Aurora, Bodie, Paradise Peak, and Rawhide deposits...Famous districts include Comstock Lode, Tonopah, Goldfield, Aurora, and Bodie, and significant production...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 |  | | Report (issue) | | El 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...precious-metal ore deposits such as at Buckskin, Nevada. Initial 8 18OsO4 and 834S values are kinetically...by reconnaissance data on samples from several mining districts and predictions about the origin of the...Arribas, Jr., currently studying the Rodalquilar district in Spain as part his Ph. D. program, and Jeff |  | | Report (volume) | | Rocks, Snowstorm Mountains and Vicinity, Northern Nevada By Alan R. Wallace and E.H. McKee................Terrill Mountains Area, Holy Cross District, Churchill County, Nevada By Stephen G. Peters, Richard F....Eocene and middle Miocene volcanism in northern Nevada blanketed larger areas than has been previously...mapping by Peters and others (chapter D) in western Nevada has established a geologic and structural context...epithermal mineralization in the Holy Cross mining district. This work permits an evaluation of the mineral |  | | Report (issue) | | ___________________ -_-----Lode and placer gold deposits, Mohave County _______________________ _ California ________________________...Mother Lode, Amador County __________ _ Tertiary gravels, Nevada City area, Sierra Nevada ________________... _ Aurora district_ ___________________ _ arlin mine __ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Copper..._______ Gold Acres and Tenabo districts __________ Goldfield district_ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _..._---Central North Carolina _-------------Moore County __ ---------- -- ------South Carolina ____ -- __ |  | | Report (volume) | | Bulletin, vol. 41. New York. American Institute of Mining Engineers: Bulletin, nos. 25-36; Transactions,...series, vols. 27, 28. New Haven, Conn. American Mining Congress: Papers and Addresses, llth Annual Session;... vol. 2, no. 2. Oakland, Cal. California State Mining Bureau: Bulletin, nos. 54-56. San Francisco, Cal...Transactions, vol. 8, pt. 3. Toronto, Ont. Canadian Mining Journal, vol. 30. Toronto and Montreal, Canada...vol. 12, pp. 95-222. Davenport, Iowa. . Delaware County Institute of Science: Proceedings, vol. 4, nos |  | | Catalog/List | | Internet, Fax, and Mail) Heritage Auctions Design District Annex 1518 Slocum Street • Dallas, TX 75207 PRELIMINARY...866-835-3243 Email: Bid@HA.com Heritage Auctions Design District Annex 1518 Slocum Street • Dallas, TX 75207 Thursday...Devonian, Silica Shale Formation Sylvania, Ohio, USA This is an almost pristine specimen of the classic...maximus Ordovician, Richmond Formation Mt. Orab, Ohio, USA This classic specimen of Isotelus maximus, the State...Edwardsville Formation Crawfordsville, Indiana, USA This robust little example is of the same genus as |  | | Report (issue) | | Zi oe Mountatn ~Pass) cs. sim ssicwiy tat.0e 276 Nevada City-Grass Valley ..... 279 New Almad@n 6.6sravs...no OIL ORO OIG ZoZ 292 Boulder County Tellurides .... 294 Boulder County Tungsten ...... eeoeeesee 296...323 A. Rifle area, Colorado «0s... 323 B. Uravan District, Colorado 324 Cope tick Rock DIsEEIcL sCoLoradO)...324 DeeGkante District, New sMext Comer. clecetsls cused cists! 0/0 326 E. Shiprock District, Utah—Arizona...Utah—Arizona ....vccccsnens F. Monticello-Moab-Thompsons District, Utah .....secvceee 326 327 ee eeseeee Gig GE |  | | Report (issue) | | mineral deposits to Tertiary volcanic centers in Nevada, by J.P. Albers and F. J. KleinhampL_______ Quaternary...and F. F. Wright___________ Rutile in the Harford County, Md., serpentinite belt, by Norman Herz and L....___ Phosphate occurrences in Nye County and adjacent areas, Nevada, by C. L. Rogers, F. J. Kleinhampl...actinolite in latitic dike rocks, Bingham mining district, Utah, by W. J. Moore_____________________...methods to placer investigations in the Fairbanks district, Alaska, b.v L.A. Anderson and G. R. Johnson- |  | | Book (edition) | | anthracite region 10. Structure section in Tazewell County, east of Richlands, southwest 8. 9. 12. 13. ...coal field Shaft house and tipple, bituminous coal mine, Spring Valley, 111 Northern Interior coal field...structure of western field of Los 104 Angeles district 106 Section of Spindle Top oil field near Beaumont...Galveston, Tex 32. Hypothetical section in same district as Fig. 31 33. Map showing lines of sections in...by and gas 42. Section across portion of oil district of southwestern of Alaska, showing areas in which |  | | Report (issue) | | GENERATEDSALINEBRINESRELATEDTO MOLYBDENUMAT QUESTA, NEW MEXICO,USA J. Cline,D. Vanko..................................SALINEFLUIDSIN PORPHYRYCOPPER ITS:RESULTSFROMYERINGTO, NEVADA G.L Faratr,C.W. Fitkl ...........................platinum-groupelement exploration ill layered intrusions. Exp/or. Mining Geo/. (in miew). BOUDIEAU, A.E. &: KRUGER, F.J...heat loss to the surroundingcrust. Our model of USA (Cline & magma-chamberdegassing is based on Marsh's...ffllllDIchamberof melt inclusionsat Redoubtvolcano, Alaska, USA, • Therefore,the calcu- and estimated the bulk CO2 |  | | Book | | A Comprehensive Example: The Cree de District, Colorado, USA 4.11. Summary 4.12. Recommended Reading...disseminating the information, the mine geologists and mine managers who have made the mine visits a rewarding experience...concentration required to achieve the break-even point for a mine in terms of revenue and costs. Any detailed exploration...addition to improved techniques of exploration, mining, extraction, and management, by a better understanding...culminating with the Creede vein type deposit (Colorado, USA) as a comprehensive example. The second part of the |  | | Report (issue) | | listed on pages A253A258. Numerous Federal, State, county, and municipal agencies listed on pages A205-A210...---38 Pacific Northwest --------------------39 Nevada -----------------------------40 California ---...health-Continued Water-contamination studies-Continued Acid mine water -------------------------Industrial effects..._ Stratigraphy and structural geology _______ _ Nevada and eastern California ________ _ Utah -------...rn Coast Ranges _______________ _ 98 99 Sierra Nevada -----------------------San _Joaquin Valley ___________________ |  | | Journal (issue) | | MINING JOURNAds A McGRAW-HILL PUBLICATION DECEMBER PRICE FIFTY 1 955 CENTS CENTRISEAL Slurry Pump...keynote of the dramatic recovery of uranium from gold-mine tailings now under way in the Union of South Africa...queen are converting. into drilling time type of mining, struction work setup time in practically quarrying...December Jumbo 1955—Engineering Shaft Jumbo and Mining Journal Be Tractor Jumbo 5 LETTERS epee...epee ENGINEERING AND More African Lithium ose MINING JOURNAL, — vor rse Ore We have read prehensive |  | | Book | | this regard, with Europe taking the lead and the USA shifting to take a more positive attitude, as evidenced...new strategic marine plans. Russia, Canada, the USA, Sweden and Norway have centered their contention...Standardize Management of Mining Industry and to Strengthen the Lawful Mining Administration ĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂĂ...consumption for unit output and improvement of mining management should be regarded. In addition, on...Abstract Roadmap 2050 resources in processes of mining, processing and smelting in major mines, as well |  | | Book | | Environmental Earth Sciences, Miami University, Oxford, OH, USA Franco Pirajno, The University of Western Australia...(4th from left; grey jacket) to the Ergani Copper Mine (Elazığ-Türkiye) in 1937. In the early years of...Kemal Atatürk, who understood the importance of mining, stated that establishment and development of a... exploration and exploitation. The development of Turkish mining in this period is related to his efforts and the...survey operating in all areas of geosciences. The mining operations in Turkey, built on a foundation laid |  | | Book | | near-horizontal slabs of predominantly ultramafic Above Mine workings in the Troodos Mountains of Cyprus, an...the geological processes outlined above. To the mining companies, however, a distinction. must be drawn...There is, however, no restriction on the size Sandstorm in Monument of individual minerals that make...collections frequently contain examples from the Ragadera mine, Sri Lanka, and Ticonderoga, New York. Sulphides...in northern England, and from the Tri-state mining district of Oklahoma, Kansas and Missouri; well-crystallised |
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