 | | Journal (article/letter/editorial) | | Alterationand Mineralizationin the Ruth PorphyryCopperDeposit near Ely, Nevada GERHARD WESTRA Exxon'Minerals...Arizona 85745 Abstract The Ruth-RuthExtension porphyrycopperdepositin the Robinson miningdistrict,east centralNevada...pophyses of a largerpluton that underlies the district. Prior to intrusionthe sedimentaryrockswere folded...granodioriteporphyrysill exposedin the southwest wall of the Ruth pit postdates mineralization. Intrusionof the early...roxene skarnselsewherein the district,the predominantskarntype at Ruth is a massivegarnetskarnlow in |  | | Journal (article/letter/editorial) | | Deposits,Ely, Nevada L^UI•F.NCV.P. J^•Es Abstract The porphyry copperdepositsnear Ely, Nevada, occur within...origin(Nielsen, 488 PORPHYRYCOPPERDEPOSITS,ELY, NEVADA 489 Present Work available. Sedimentaryunitsare...for miles beyondthe ore deField work in the Robinson district was carried posit and its alteration aureole...aid in explorationfor madethroughall areasof the district, but the major concealeddeposits. effort consistedof...porphyrycopperdepositsin the Robinson unoxidizedareas of the operatingmines at a scale mining districtnear Ely, |  | | 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...Weissman, and Sugar White copyright © 2004 unless otherwise noted Map of Mining Districts and significant...significant mineral occurrences of Nevada by Nevada Bureau of Mines and Geology All rights reserved Manufactured | | | 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...Scovil, Storm Sears, Jeffrey Weissman, and Sugar White copyright © 2004 unless o therwise noted Map of...Districts and si gnificant minernl occurrences of Nevada by Nevada Bureau of Mines and Geology All rights reserved |  | | Journal (article/letter/editorial) | | ....................................... Miami district, Arizona ....................................... New Mexico ......................... Ely district, Nevada ............................................simpleexampleof onekind of alterationbut eacfi district shows a dominanceof one or two of the above types...important clay minerals include hydromuscovite,kaolinite, allophane,halloysite,and beidellite. Less commonare...debtedto a great numberof individuals and also mining companiescontrollingthe properties. Without their |  | | Report (chapter) | | 24, 2015 The hydrogeochemical dynamics of mine pit lakes R. J. B O W E L L S R K Consulting, Windsor...Cardiff C F l O 3BX, U K Abstract: On cessation of mining open pits or opencast workings that extend below...likely to fill with water and thus develop a mine pit lake (MPL). This body of water remains as a permanent...sulphate and depressed pH. The prediction of future pit lake water quality within a MPL is, therefore, essential...these in turn. Consequently, in order to predict pit lake water quality it is essential to understand |  | | Catalog/List | | Russia 5mm£2 Mn S _ _ -_½_ _ _ - 3___ ALAMOSITE Rich white crusts on -;,-atrix. Rawhide Min� Mohav� J x½ x½...C0/3 micros. Hexham.Nonhumbcrlond ALUMINITE IxI£4 white nodule. Unusual location Railway culling near Creston..._ 2x2 £2.50 ALUMINITE lxlins50p lx2£1 Pure hard white sphere shaped nodule. Newhavcn Sussex, England Al...1/,xV,£3 l x1/, A rare British m i neral. Rich white veins South Bay. Scarborough - · i re Ca Al C0/3...stals _ __ County. _ AI1zona 60 AMAZO:-;ITE 2x3i nch£5 Madagascar Anractive green with white penhitic _Feldsp�ar |  | | Book | | transparent, tabular microcrystals on matrix of white dolomite, and rarely as doubly terminated crystals...long (Marty, 2004 ). AFRICA widely in Litchfield County, where good crystals were taken from quartz veins...northeast of the town of Litchfield, where a mass of white quartz on a ridge had once been mined for quartz...region (Brunet, I 977b ). NEW YORK Amity, Orange County. At many isolated collected sites between the towns...(Chamberlain and Robinson, 2013). MALAWI Mount Malosa, Chilwa alkaline province, Zomba district. "Illite" |  | | Report (volume) | | Clearance Center, 27 Congress Street, Salem, MA 01970, USA: the item-fee code for this publication is 0305-8719/00/$15...Wiltshire, UK. Distributors USA AAPG Bookstore PO Box 979 Tulsa OK 74101-0979 USA Orders: Tel. + 1 918 584-2555...ground 1 BOOTH , C.J. The effects of longwall coal mining on overlying aquifers 17 WOLKERSDORFER, C. Mine...coalfields 61 DUMPLETON, S. Effects of longwall mining in the Selby Coalfield on the piezometry and aquifer...BOWELL, RJ. The hydrogeochemical dynamics of mine pit takes 159 SAALTINK, M.W., DOMENECH, C., AYORA, |  | | Report (Issue volume) | | of Nebraska (Nebraska Geological Survey) . Nevada: Nevada Bureau of Mines. New Hampshire: New Hampshire...Department of Environ1nental Resources. Puerto Rico: Mining Commission of Puerto Rico: Economic De,elopment...Injury experience and worktirne in the solid mineral mining industries by States, by Forrest T. Moyer ____...Eilertsen and Raymond R. Burchett ___ __ _ 4515 Nevada, by V. Anthony Cammarota, Jr. ___________________...______ Montana __________ Nebraska _______ __ _ Nevada ___ ____ __ . _ New Hampshire___ New Jersey. _______ |  | | Book (edition) | | PAGE Extraction of Metals and Minerals 398 Mining, 398; Milling, 1+10; Smelting, 1+11+; Refining...and as such was taught as one phase of mining in the early mining schools. As greater attention was paid...tive industries. The early kinship with mining, and metal mining in particular, with which economic geology...specialized subdivision of economic geology known as mining geology which deals especially with the problems...problems of ore deposits and their relation to metal mining and, to some extent, with metallurgy. This relation |  | | Book (edition) | | Extended treatment is not accorded metallurgical and mining processes under mineral co1nmodities. This book...and as such was taught as one phase of mining in the early mining schools. As greater attention was paid...extractive industries. The early kinship with mining, and 1netal mining in p articularJ with which economic geology...specialized subdivision of economic geology known as mining -geology, which deals especially with the problems...geology. The economic geologist functions early in mining operations when he is called upon to determine |
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