 | | Journal (article/letter/editorial) | | Sackville, New Brunswick EOA 3C0 (Canada) G.A. HARRON DuPont of Canada Exploration Ltd., Suite 102, 1550...Alberni Street, Vancouver, British Columbia V6G 1A5 (Canada) ABSTRACT Mossman, D.J. and Harron, G.A., 1983...distribution of gold in the Huronian Supergroup, Canada -- the case for Witwatersrand-type paleoplacers...non-diabase-hosted occurrences, 41.3% occur in the Cobalt Group, 15.7% in the Quirke Lake Group, 24.9% in...concentrated in the area known as the Cobalt Emb a y m e n t northeast of Sudbury {Figs. 1 and 2). Some of the |  | | Journal (article/letter/editorial) | | Richmond Street East, Floor 1, Toronto, Ontario, M5C 1P1, Canada 6 2 Institute of Geography and Geology...Supergroupβs Mississagi Formation near 15 Sudbury, Ontario, has indicated potential for Witwatersrand-type...constrains the occurrence of detrital 48 pyrite and uraninite in Paleoproterozoic basins, an important attribute...Paleoproterozoic 53 basins contain detrital pyrite and uraninite and thus clearly reflect anoxic condition during...the Huronian Supergroup 56 near Elliot Lake, Ontario, signified that Witwatersrand-type paleoplacer |  | | Report (issue) | | along the southern margin of the Archean Shield in North America .................. F.A. Hills The search...99 CANADA Glacial outwash uranium placers? Evidence from the Lower Huronian Supergroup, Ontario, Canada...uranium deposits in the Southern Cobalt Embayment, Ontario, Canada ....................................oligomictic detritus that included pyrite and uraninite. Uranium in these conglomerates has not been depleted...original detrital uraninite or related uranium accumulations is doubtful. No detrital uraninite was recognized |  | | Journal (article/letter/editorial) | | University of Western Ontario, Biology and Geology Building, London, Ont., Canada N6A 5B7 b Department...Earth Sciences, Laurentian University, Sudbury, Ont., Canada P3E 2C6 c Department of Earth and Environmental...likely played an important role in formation of the Sudbury Igneous Complex (SIC) and deposition of fallback...Onaping Formation (basal Whitewater Group in the Sudbury basin). Overlying sedimentary rocks of the Whitewater...depositional basin and the possibly genetically related Sudbury * Corresponding author. Tel.: 11-519-661-3193; |  | | Journal (article/letter/editorial) | | Earth Sciences, Laurentian University, Sudbury, ON P3E 2C6 Canada Abstract: A hydrothermal origin has...Palaeoproterozoic Mississagi Formation, Huronian Supergroup, Canada. These maps reveal the common existence of rounded...along with other redox sensitive minerals, e.g. uraninite and siderite, has long been considered a key constraint...palaeo-atmospheric conditions. Both pyrite and uraninite are subject to rapid oxidative chemical weathering...Mississagi Formation, Huronian Supergroup, Ontario, Canada. The Huronian Supergroup has played a central |  | | Report (issue) | | size. A2 A. AB Reef, Denison Mine, Elliot Lake, Ontario. (Samples courtesy of V. Ruzicka, photography by...by David M. Watson, both Geological Survey of Canada.) 1. Photograph, artificial light. Note distribution...detrital grains of radioactive minerals, mostly uraninite, not large detrital grains of radioactive minerals...radioluxograph by David M. Watson, Geological Survey of Canada.) 1. Photograph, artificial light. The band of...atmosphere, by J. William Schopf. Discussion. C. Uraninite oxidation and the Precambrian atmosphere, by D |  | | Journal (article/letter/editorial) | | carbon isotope excursion in the Great Lakes area, North America A. Bekker a,β , J.A. Karhu b , A.J. Kaufman...the correlative upper Huronian Supergroup, Ontario, Canada were deposited after the last Paleoproterozoic...correlation between Paleoproterozoic successions of North America and South Africa and the notion of three...Carbonates of the Mille Lacs Group (Trout Lake, Glen Township, and Denham formations) in Minnesota have Ξ΄13...of the Kinga Formation, Hurwitz Group, Nunavut, Canada: Bekker et al., unpublished; Cercadinho Formation |  | Nagy, B., Weber, R., Guerrero, J. C., Schidlowski, M. - Eds. (1983) Developments in Precambrian Geology - Developments and Interactions of the Precambrian Atmosphere, Lithosphere and Biosphere, Compilation of papers based on the presentations of participants at, or contributed by authors unable to attend, the IGCP Projects 157 and 160 meeting at the Universidad Nacional Autonoma de Mexico in Mexico City - Developments in Precambrian Geology No. 7. Elsevier. doi:10.1016/s0166-2635(08)x7011-2 | Book | | Netherlands Distributors for the United States and Canada: ELSEVIER SCIENCE PUBLISHING INC. 52, Vanderbilt...geochemistry, sedimentology and paleontology, from Brazil, Canada, China, Denmark, France, Germany, Great Britain...Origin of uraniferous conglomerates at Elliot Lake, Canada and Witwatersrand, South Africa: implications for...Proterozoic glaciogenic rocks of the Huronian sequence in Canada are underlain by sedimentary rocks that appear...early Precambrian graphites from Superior Province, Canada. Nature, 290: 696-699. Stevenson, D.J., 1983. The |  | | Report (issue) | | IAEA-TECDOC-500 URANIUM RESOURCES AND GEOLOGY OF NORTH AMERICA PROCEEDINGS OF A TECHNICAL COMMITTEE MEETING...INTERNATIONAL ATOMIC ENERGY AGENCY AND HELD IN SASKATOON, CANADA, 1-3 SEPTEMBER 1987 A TECHNICAL DOCUMENT ISSUED...VIENNA, 1989 URANIUM RESOURCES AND GEOLOGY OF NORTH AMERICA IAEA, VIENNA, 1989 IAEA-TECDOC-500 ISSN...and Geology of North America was held between 1-3 September 1987 in Saskatoon, Canada. The meeting took...with Department of Energy, Mines and Resources Canada. Thirtysix technical papers were presented to a |  | | Book | | Mineralization 4.10. A Comprehensive Example: The Cree de District, Colorado, USA 4.11. Summary 4.12. Recommended...sulfide(-oxide) disseminations in the Skaergaard and Sudbury intrusions have been considered a diagnostic evidence...sulfide(-oxide) disseminations in the Skaergaard and Sudbury intrusions have been considered a diagnostic evidence...Eastern Goldfields, Western Australia Manitoba. Canada Ni-sulfide (Kambalda) Ni-sulfide (Preservance)...Goldfields, Western Australia Dore Lake Complex, Canada Ni-sulfide (Carr Boyd) 1 . Intrusions related |  | | Journal (article/letter/editorial) | | Uplands Drive, Ottawa, Ontario, Canada, K1V 9T3, deceased 2 Geological Survey of Canada, 601 Booth Street...Street, Ottawa, Ontario, Canada, K1A 0E8, eric.potter@canada.ca * Corresponding author 3 Department of Geological...Sciences, University of Manitoba, Winnipeg, Manitoba, Canada, R3T 2N2, Mostafa.Fayek@umanitoba.ca Abstract...fine-grained uraninite record isotopic resetting at 1453 Β±18 Ma. The Ξ΄18O compositions of all uraninite stages...Chondrite-normalized rare earth element data for uraninite produce bellshaped patterns centered on Sm-Dy |  | | Book | | making a profit. Initially incorporated in the District of Columbia, the Publishing Company was reincorporated...in the same intrusions with the best chromites. Sudbury, about 1,840 m.y. old, is unique in size and richness... . The main period of ore deposition within a district seems to represent a relatively short time span...of crudely layered gabbroic complexes such as Sudbury, and the copper-poor nickel-sulfide lenses between...Tholeiitic rock assemblages are characteristic of the Sudbury type, and komatiites are host to the Kambalda ores |  | | Journal (article/letter/editorial) | | and synsedimentary pyrite as well as detrital uraninite, whereas those younger than the GOE contain detrital...Transvaal β β c. 2890 β β β 2900 Ada May, Beisa, North, Main, South, Carbon Leader, Commonage Middelvlei...β β β β β β β β β β β β β Detrital uraninite x β β β ? ? ? ? x x x β β β β β...Detrital Fe-phase x x x x x ? β Detrital uraninite x x x x x ? x Kerogen seams ? x x ...images showing textural relationships between uraninite and post-depositional pyrobitumen in Witwatersrandtype |  | | Book | | Related to Sublacustrine Hydrothermal Seeps in the North Tanganyika Trough, East African Rift J.-J. Tiercelin...Deposits: Witwatersrand, South Africa, Elliot Lake, Canada, and the Natural Fission Reactors, Oklo, Gabon...in the Panel Mine, Elliot Lake Uranium District, Ontario, Canada J. Mancuso, J. Frizado, J. Stevenson,...Sulphides in Carbonate-Hosted Vein Mineralization, North Greenland V.H. Jakobsen and H. Ohmoto ............of solid bitumen around radioactive minerals (uraninite, monazite, zircon, etc.), precipitated by pol |  | | Book | | Dept. of Marine, Earth and Atmospheric Sciences North Carolina State University Raleigh, NC 27695-8208...University of British Columbia, Vancouver, V6T 2B4, Canada Carl, N., M. Sc. Environmental Science Division...Geology, Carleton University, Ottawa, Ontario. KIS 5B6, Canada Foster. C. B., Dr. Western Mining Corp...Geological Survey of Canada, 3303-33rd St. N.W., Calgary, Alberta T2L 2A 7, Canada von Gehlen, K., Prof...Geological Survey of Canada, 3303-33rd St. N.W., Calgary. Alberta T2L 2A 7, Canada List of Contributors |  | | Report (issue) | | Table 1: Uranium occurrences in the world except Canada and the United States of America .............................. Table 2: Uranium occurrences in Canada .................................................4. 5. URANIUM OCCURRENCES IN THE WORLD EXCEPT CANADA AND THE UNITED STATES OF AMERICA .................................... 70 URANIUM OCCURRENCES IN CANADA ........................................ 125 URANIUM...includes the deposit or occurrence name, the mining district, the tectonic setting, the geological type, status |
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