 | | Report (issue) | | principally as a byproduct or coproduct of gold mining; and in medium-grained sandstones in the Colorado...eastern Washington, (2) Canadian Shield-Bancroft district and nearby areas, (3) eastern Brazil areas, (4)...environment for precipitation of uranium (e.g., southern San Juan Basin, New Mexico). Squyres (1972) proposed that...later modified. In the Blind River-Elliot Lake district, Canada, deposits are 2.1 - 4.6 m thick and from...Uranium is produced mainly as a byproduct of gold mining and locally as a coproduct. Brannerite is a minor |  | | Report (issue) | | · as a joint program of the Manhattan Engineer District and its successor, the U. S. Atomic Energy Commission...___ _ Pitchblende deposits in the Central City district and adjoining areas, Gilpin and Clear Creek Counties...pitchblende deposits in Golden Gate Canyon, Jefferson County, Colorado, by John W. Adams and Frederick Stugard...pitchblende-bearing veins at Marysvale, Piute County, Utah, by George W. Walker and Frank W. Osterwald...---Uranium in the fluorspar deposits of the Thomas Range, Utah, by Mortimer H. Staatz and Frank W. Osterwald__________ |  | | Book | | of vvhich 70% is in New Mexico, 16% in Colorado, Utah, and Arizona, and 8% in Wyo1ning. These figures...doubtless the U.S.S.R., likewise established uranium mining industries. These efforts in the Reid and in the...deposit, Great Bear Lake, Canada; Gold.fields district, Canada) (Fig. '2.7). Brecciated pitchblende 111ay...Canada and Schneeberg, Saxony. In the Blind River district of Ontario :fine-grained euheclral uraninite occurs...Dak.; Hyatt Beryl pegmatite, Crystal Mountain district, Colo.; Lac la Ronge, northern Sask.; Villeneuve |  | | Report (issue) | | .............................. 225 Mississippi Valley-type Pb-Zn deposits, by D.L. Leach, J.B. Viets...mineralized areas prior to mining, and conditions that result from mining and mineral processing. Other...as climate, and anthropogenic factors (including mining and mineral processing methods) mostly modify the...natural weathering of mineral deposits and from mining, mineral processing, and smelting. For example...generally subordinate controls, such as climate and mining and milling methods, on environmental signatures |
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