 | | 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...been reported in just a single mine in the East Belt of the Sierra Nevada foothills (Knopf, 1929). Newhouse |  | | Report (issue) | | 10.263ā10.38 Z=2 X-ray Powder Pattern: Goldfield, Nevada, USA. (ICDD 29-531). 2.97 (100), 1.819 (60)...(Te3.23 As1.13 Sb0.03 )Ī£=4.39 S12.75 . (2) Goldfield, Nevada, USA; by electron microprobe, corresponds to...As1.13 Sb0.93 )Ī£=3.87 S13.84 . (3) Tramway mine, Montana, USA; by electron microprobe, corresponds to Cu11...Association: Marcasite, famatinite, tennantite, hessite, petzite, sylvanite, altaite, chalcostibite, emplectite...sphalerite. Distribution: In the USA, in Nevada, from Goldfield, Esmeralda Co., in the Mohawk [TL] and Claremont |  | Biagioni, Cristian, Sejkora, JiÅĆ, Musetti, Silvia, Makovicky, Emil, Pagano, Renato, Pasero, Marco, DolnĆÄek, ZdenÄk (2022) Stibiogoldfieldite, Cu12(Sb2Te2)S13, a new tetrahedrite-group mineral. Mineralogical Magazine, 86 (1) 168-175 doi:10.1180/mgm.2021.107 | Journal (article/letter/editorial) | | species from the Mohawk mine, Goldfield mining district, Esmeralda County, Nevada, USA. It occurs as metallic... tellurium, crystal structure, Goldfield mining district, Nevada, USA (Received 3 November 2021; accepted...(Cu4ā”2)Cu6Te4S13; its type locality is the Mohawk mine, Goldfield, Nevada, USA. In fact, chemical data available for...specimens classified as goldfieldite from the Mohawk mine, the phase corresponding to the end-member Cu12(Sb2Te2)S13...Mohawk mine (37Ā°43ā² 01ā²ā² N, 117Ā°13ā² 25ā²ā² W), Goldfield mining district, Esmeralda County, Nevada, USA. The |  | | Journal (article/letter/editorial) | | 23:14 19 October 2014 Vindicator Mine, Cripple Creek, Teller County, Colorado I n terms of sheer volume...globe, they have striking similarities in their mining history and mineralogy, but their geology is seemingly...ROCKS & MINERALS the Golden Circle mine at Sorrento and the Cline mine at Hancock, Maine, and from a vaguely...vaguely described locality near Monroe, Fairfield County, Connecticut. A compilation of telluride mineral...with calaverite and petzite in the Consolidated mine at Dahlonega, Lumpkin County, Georgia; the Barite |  | | Journal (article/letter/editorial) | | late discovery of the phenomenal Cripple Creek district, essentially subsequent to the development of...result of intimately associated minerals such as petzite, as is the case in some Australian specimens. Other...Analyses of calaverite from the Kirkland Lake district, Ontario, Canada, show up to several tenths of...1995). Calaverite is known from the Star mine in Montgomery County, North Carolina, where it occurs rarely...Vindicator mine, Haralson County, and the Consolidated and Singleton mines of the Dahlonega district, Lumpkin |  | | Journal (article/letter/editorial) | | Summary Arsenian goldfieldite from the Marian Gold Mine, Philippines, which is hosted by the Cordon Syenite...tennantite, in contrast to goldfieldite from Goldfield (Nevada), Kamchatka and Uzbekistan, which are Zn-poor...steht damit in Gegensatz zu Goldfieldit von Goldfield (Nevada), Kamtschatka und Uzbekistan, welche Zn-arm...investigated ores from the M o h a w k Mine, Goldfield, Nevada. An analysis by Palmer, published in Ransome... / I b-'\\,7/ ,j _/ t't l/ \ / M ar ia, Gold Mine / t S c. [ { ~ / //"'~- ,J/ ~// , /"// |  | | Catalog/List | | S.A. Old No. l Headfnme. Whi ā key Hlll Mine, Tuohnne County, CaUfomla (rā -,u. .SVā¢t- tor cr11ā¢tā¢J...association. Few of the minute crystals you see on mine or quarry dumps or even on cabinet specimens will...dumps or surface float. Mirute crystals seen on a mine dump are a clue but nearly always tao weathered...on feldspar. 784 ADAMITE, Moha\'.1k Mine, San Bernardino County, r.alifornia. Group o f colorless to...crystals on \/ad. 104 ADAMITE, Quartz Mountain, Nevada. Pale blue to colorless nearly equant crystals |  | | Journal (article/letter/editorial) | | metamorphicrocks which accompanies this paper, severalinā¢ Mining engineerand geologist,IO4 John Street, New York...pegmatiteand Lindgren2 a vein. In the early days of mining geology, the great distanceto which impregnationand...concentrates. The siliceousores of the Ragged Top District in the Black Hills carryingfrom $ā¢oo to $200 in...the state of Colorado, Rickard says: "Profitable mining for gold and silver has been performedin formationsbelongingto...known in Chile, Peru, Colombia, Mexico, California, Nevada, Utah, Colorado,Idaho, Unga Island, Unalaska, Japan |  | | Journal (article/letter/editorial) | | Golden Mile Fault over a strike of 8 km within a district-scale zone marked by porphyry dykes and chloritic...coloradoite + native gold (898ā972 fine) + calaverite + petzite Ā± krennerite. Telluride-rich ore (>30 g/t Au) is...the Golden Mile Fault exposed on the Mt Charlotte mine 22 level. They are filled Editorial handling: B...zonation along faults in intrusion-centered AuāAgā Cu mining districts, emphasizing the importance of pattern...Johnson 2000; Chang et al. 2011). In the Kalgoorlie district, located in the Eastern Goldfields Province of |  | | Journal (article/letter/editorial) | | Photographs JanuaryFebruary: Rhodochrosite, NāChwaning mine, Hotazel, South Africa. Martin Zinn specimens, Erica...Cryo-Genie mine, San Diego County, California. Natural History Museum of Los Angeles County specimen,...Ground Hog mine, Gilman, Eagle County, Colorado. Natural History Museum of Los Angeles County specimen...309 Brochantite, New Hampshire, 416 Brookite, Dodo Mine, Subpolar Urals, Russia, R. B. Cook, 192-95 Buchholz...from the Carletonville Gold Mines, Witwatersrand Goldfield, South Africa, 390-99 Calcite, Colorado, 309; |  | | 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 Ā© 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.ā Ist |  | | Journal (article/letter/editorial) | | constraints from the Broken Hills deposit, Hauraki Goldfield, New Zealand Helen A. Cocker & Jeffrey L. Mauk...rhyolite-hosted epithermal deposit in the Hauraki Goldfield of New Zealand. The opaque minerals include pyrite...adulariasericite epithermal deposits in the Hauraki Goldfield and elsewhere worldwide. Broken Hills ores also...Broken Hills is the only deposit in the Hauraki Goldfield where uytenbogaardtite and petrovskaite have been...mineral assemblage. In the Hauraki Goldfield and the western Great Basin, USA, Se-rich minerals are more abundant | | | 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 CopyrightĀ© 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 (issue) | | Nugget," collected in 1865 at the Grit mine, El Dorado County, California, by Jules Fricot and donated...Harperās article. John Dysart, Manager of the Reed Gold Mine State Historic Site, sent much additional information...gold. Genne and Robert Allgood (mining geologists for the Sonora Mining Company, right in the Mother Lode...occurrences in Tuolumne County, Peter Bancroft provides a report on a new specimen mining operaĀ tion under...under way near the famous Colorado Quartz mine, Dona Leicht writes on recent gold discoveries in California |  | | Journal (article/letter/editorial) | | GOLD PENINSULAR MINE. A. RODDICK BYERS. ABSTRACT. The Nighthawk Peninsular Gold Mine is situated on...Nighthawk lake area is the Nighthawk Peninsular Gold Mine, which is situated at the extremesouthwestend of...27-36, ā¢924. 996 NIGHTHAWK PENINSULAR GOLD MINE. 997 The writer wishesto expresshis sincerethanksto...studyof thegeology of the Night Hawk Peninsular mine;to Dr. Gill for hisadviceandguidance during thepreparation... W. Buffamfor his counsel and assistance at the mine. The writer also wishes to acknowledgehis indebtedness |  | | Journal (article/letter/editorial) | | Coloradoite-calaverite-petzite Coloradoite-gold Sylvanite-hessite Petzite-sylvanite-hessite It shouldbe...Calaverite-sylvanite Calaverite-petzite Sylvanite-petzite Sylvanite-hessite Sylvanite-empressite Petzite-hessite Gold-hessite...Gold-hessite Gold-petzite The close correlationbetween these expectedand observednatural assemblages will...Calaveriteā¢coloradoite 3 2 Calaveriteā¢petzite Coloradoire--gold Sylvaniteā¢petzite Sylvanite--empressite Sylvaniteā¢hessite...Coloradoiteā¢gold--petzite Coloradoiteā¢calaveriteā¢petzite 3 3 3 3 3 4 4 2 2 2 2 2 3 3 Petziteā¢calaverite--altaite |  | | Journal (article/letter/editorial) | | THE RICH ORES OF GOLDFIELD, C. F. TOLMAN NEVADA. ā¢ Aā¢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, ā¢9o9. 255...metacolloidaltextureswere recognized. THE RICH ORES OF GOLDFIELD, NEV./ID./I. 257 ALUNITE AND THE THEORY OF...but possibly before it had entirely cooled,the district and part of the surrounding region was subjectedto |  | | Journal (article/letter/editorial) | | Worldās Greatest Gold Deposit: The Witwatersrand Goldfield, South Africa Bruce Cairncross [11:40 to Noon]...Geology, Mining, and Gold Recovery History of the Olinghouse District, Washoe County, Nevada Scott Kleine...[2:40 to 3:00] The Round Mountain Gold Mine, Nye County, Nevada R. Scott Werschky LUNCH BREAK the 1970ās...areas such as the mineralized belts of California, Nevada, northern Mexico, Western Australia and Ontario...few did so to a remarkable degree. As the gold mining industry thrived in this new economic environment |  | | Journal (article/letter/editorial) | | BISMOCLITE FROM GOLDFIELD, NEVADA* Waroouan T. Scuarmn, GeologicalSuraey, Washinglon, D. C. Assrnlcr...Assrnlcr The oxidized bismuth minera.f from Goldfield, Nevada, previously described as "bismite," proves on...mineral occurring in several mines of the Goldfield district, Nevada, as pearly scales of brilliant and almost...suggestionof Dr. Harry Berman, the mineral from Nevada was re-examined in an attempt to harmonize the...bismoclite.s The new analysis of the mineral from Nevada (from type specimenpreviously described,U. S. Nat |  | | Journal (article/letter/editorial) | | occur in the Golden Mile deposit. Calaverite, petzite, coloradoite, altaite and native gold are most...SOMMAIRE Le gisement aurifĆØre de Golden Mile, dans le district de Kalgoorlie, en Australie occidentale, est un...repĆ©rĆ©s dans le gisement de Golden Mile. CalavĆ©rite, petzite, coloradoĆÆte, altaĆÆte et or natif sont les plus...metamorphosed to the greenschist facies. The Kalgoorlie Goldfield consists of a stratigraphic succession of mafic...(Fig. 2). UāPb dates on rocks in the Kalgoorlie Goldfield range from 2708 Ā± 7 Ma for the lowest exposed |  | | 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 |  | | Report (issue) | | PAPER 66 THE GEOLOGY AND ORE DEPOSITS OF GOLDFIELD, NEVADA BY FREDERICK LESLIE RANSOME ASSISTED IN THE..._____ . ___________________ . _. Situation of the district.-~ ............... _..... ______ .. ________________________...______ ..... __ ........... _Ā·_..... History of mining ....................... ............ . __ .. _.......... ............... . Correlation of the Goldfield rocks with those of the surrounding region_ .... . . . . . . . CHAPTER X.-MiJ?-eralogy of the district ................... .............. r ā¢ ā¢ ā¢ ā¢ ā¢ |  | | 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 . . . . . . . . . . . . . . . . |  | | Journal (article/letter/editorial) | | part of Springer Nature 2020 The Kalgoorlie district in the Archean Yilgarn Craton of Western Australia...hundreds of shafts on adjacent leases. Underground mining advanced to the 3670 ft (ā 1119 m) level of the...emphasis on structural data from the Paringa South mine (Part 1). The steeply dipping Fimiston shear zones...Representative ore bodies (lodes) in the Paringa South mine (Part 2) are described in Mueller based on detailed...main D3 ore body (> 62 t Au) in the Paringa South mine (Part 3). The shoot is famous for its telluride-rich |  | | 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 |
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