 | | 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, |  | | Book | | Editors. SPENCER . . R. TirLey has worked as a mining geologist in the western United States in both...where no maps were available. In southern Yuma County he even discovered and named a whole new range...specific mention are the mapping in southern Yuma County, studies on gold lode and placer deposits, work...Range Province, and work on a number of individual mining districts and on numerous mineral commodities....establish Tucson, Arizona, as the hub of the copper mining industry of the United States. In fact, an inscribed |  | | Journal (issue) | | MINING WORLD CATALOG, SURVEY & DIRECTORY NUMBER Blue Pages Pink Section Yellow Pages DIRECTORY INDEX...231-26] > 68 United States Mining in 1960 State-by-state report from and MINING to zinc Alaska to Wyoming...Shipments by mines for 1958, 1959, 1960 B96 Open Pit Mine Production ef 3 Technological ; Advances...—==erererr Ofslo(Seep colitetol Mining Open Pit Mining World-Wide Mining Reports Africa-Asia-Caribbean-Europe...cross members without need for separate dry pump pit. Can be mounted inside flotation concentrate launders |
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