 | | Journal (article/letter/editorial) | | the polymetallic veins at Port Radium, Great Bear Lake, Northwest Canadian Shield Sunil S. Gandhi, Eric...the polymetallic veins at Port Radium, Great Bear Lake, Northwest Canadian Shield, Ore Geology Reviews...the polymetallic veins at Port Radium, Great Bear Lake, Northwest Canadian Shield Sunil S. Gandhi1, Eric...Drive, Ottawa, Ontario, Canada, K1V 9T3, deceased 2 Geological Survey of Canada, 601 Booth Street, Ottawa...Ottawa, Ontario, Canada, K1A 0E8, eric.potter@canada.ca * Corresponding author 3 Department of Geological |  | | Journal (article/letter/editorial) | | determined for the pitchblende deposits in that region are coirect and indicate solution and redeposition...tetramethyl 3 4. Ages of pitchblendes from Martin Lake, Results 4 Goldfields, Saskatchewan 14 Age determinations...pitchblendes and uraninites from the Eldorado Mine, Great Bear Lake, NorthChurchill Geological Province 14 S 6...10s west Territories Hottah Lake Region, Northwest Territories. . 5 years 17 Lac la Ronge Region, Saskatchewan...Charlebois Lake, Saskatchewan 12 showing dates of orogenies in millions of Stark Lake Region, Northwest Territories |  | | Journal (article/letter/editorial) | | dual classification so long in use in the Lake Superior region and although possibly not so intended imply...relationship to the great unconformity beneath the (Huronian) Cobalt Series on Lake Timiskaming has been...Grenville subprovinces and less positively in the north or northwest subprovince are classed as Archean (Early...northern parts of the Canadian Shield 763 L A8e of uraninite in the Grenville subprovince Limitations of serial...divisions of the Precambrian in the 2. Age of uraninite or uranoan thorianite in Canadian Shield 767 the |  | Alexandre, Paul, Kyser, Kurt, Layton-Matthews, Daniel, Joy, Brian, Uvarova, Yulia (2015) Chemical Compositions of Natural Uraninite. The Canadian Mineralogist, 53 (4) 595-622 doi:10.3749/canmin.1500017 | Journal (article/letter/editorial) | | 3749/canmin.1500017 CHEMICAL COMPOSITIONS OF NATURAL URANINITE PAUL ALEXANDRE§, KURT KYSER, DANIEL LAYTON-MATTHEWS...Sciences, Queen’s University, Kingston, ON, K7L 3N6, Canada YULIA UVAROVA SCIRO CESRE, 26 Dick Perry Avenue...underline the extreme chemical variation of natural uraninite, due to different formation conditions prevailing...Apart from the major elements always analyzed in uraninite (U, Th, Y, REE, Pb, as well as Si, Ca, and Fe)...Fe), several additional elements are present in uraninite to a significant degree: Mn (overall median value |  | | Journal (article/letter/editorial) | | collector mineral, uraninite, has been suggested for this issue’s Connoisseur’s Choice. Uraninite is typically...brownish-black, grayish, or greenish, and in thin section uraninite is dark brown, yellowish, or greenish. It is brittle...at the addresses above. 328 ROCKS & MINERALS Uraninite is cubic (4/m 3 2/m). When well-crystallized,...aggregates, or scattered small grains. Ideally, uraninite is simple uranium oxide (UO,); however, it commonly...of Ce, La, and other rare earths; Al; and Ca. Uraninite is found in diverse geologic occurrences. It is |  | | Journal (article/letter/editorial) | | Arm, Great Slave Lake, Canada J.P. N. Abstract The East Arm of Great SlaveLake containsa great thicknessof...formation. The metallogenyof the late AphebianGreat Bear batholithis also closelysimilar which justifiesthe...confusethe issue. Introduction TaE East Arm of Great Slave Lake contains lower Proterozoic(Aphebian:2,460-1...periods of intrusion--at the beginningand end of Great SlaveSupergrouptimes. but are summarized below...OTEIeOZOICMINER.4LIZ.4 TIONS, EAST .4RM, GRE.4T SL.4FE LAKE 1475 'l',xnl.t.:1. Stratigraphic Colunto of tim |  | | Journal (article/letter/editorial) | | minerals Article Geochronology of Uraninite Revisited Loretta Corcoran * and Antonio Simonetti Department... Abstract: Identification of uraninite provenance for the purpose of nuclear forensics...help identify and limit the potential sources of uraninite based on the geological setting of the uranium...provenance consideration. Determining a robust age for uraninite formation is somewhat difficult, due to well known...Here, a suite of pristine and altered samples of uraninite was examined for their Pb isotope compositions |  | | Journal (article/letter/editorial) | | E SO , 1 8 3 S MINERAGRAPHYOF THE ORES OF GREAT BEAR LAKE*f BY D.F. KIDD I AND M . H . HAYCOCK % (Accepted...Department of Mines, Ottawa, Canada. § Assistant Geologist, Geological Survey of Canada, Department of Mines... 880 D. F. KIDD AND M. H. HAYCOCK— ORES OF GREAT BEAR LAKE Page Pyrite.................................pitchblende ores at Great Bear Lake have attracted wide attention. Great Bear Lake is on the Arctic Circle...east side of the lake. Since the original find in May, 1930, the geology of the region and of the mineral |  | | Report (issue) | | PAPER 69-45 GEOLOGICAL SURVEY OF CANADA DEPARTMENT OF ENERGY, MINES AND RESOURCES A CATALOGUE OF...MINERALS R. J. Traill ' GEOLOGICAL SURVEY OF CANADA CANADA PAPER 69-45 A CATALOGUE OF CANADIAN MINERALS...n's Printer, Ottawa from the Geological Survey of Canada 601 Booth St., Ottawa and Canadian Government bookshops...to change without notic e Queen ' s Printer for Canada Ottawa 1970 A CATALOGUE OF CANADIAN MINERALS...has elapsed since T . Sterry Hunt in Geology of Canada, 1863 , presented the first descriptive list of |  | Acosta-Gongora, P., Gleeson, S. A., Samson, I. M., Ootes, L., Corriveau, L. (2014) Trace Element Geochemistry of Magnetite and Its Relationship to Cu-Bi-Co-Au-Ag-U-W Mineralization in the Great Bear Magmatic Zone, NWT, Canada. Economic Geology, 109 (7) 1901-1928 doi:10.2113/econgeo.109.7.1901 | Journal (article/letter/editorial) | | Cu-Bi-Co-Au-Ag-U-W Mineralization in the Great Bear Magmatic Zone, NWT, Canada* P. Acosta-Góngora,1,† S. A. Gleeson...University of Alberta, Edmonton, Alberta T6G2E3, Canada of Earth and Environmental Sciences, University...N9B3P4, Canada Territories Geoscience Office, 601b 52nd Avenue, Yellowknife, Northwest Territories X1A 2R3...2R3, Canada 4Geological Survey of Canada, 490 rue de la Couronne, Québec, QC G1K9A9, Canada Abstract...Abstract The Paleoproterozoic Great Bear magmatic zone is the focus of ongoing exploration for iron oxide coppergold |  | Corcoran, Loretta, Simonetti, Antonio, Spano, Tyler L., Lewis, Stefanie R., Dorais, Corinne, Simonetti, Stefanie, Burns, Peter C. (2019) Multivariate Analysis Based on Geochemical, Isotopic, and Mineralogical Compositions of Uranium-Rich Samples. Minerals, 9 (9) 537 doi:10.3390/min9090537 | Journal (article/letter/editorial) | | 23) of pristine (>80 wt. % UO2 ) and altered uraninite samples (>70–80 wt. % UO2 ) from various locations...forensic analysis. The characterization of the uraninite samples included determination of major, minor...intrusive, granite and unconformity) of pristine uraninite can be readily identified utilizing various combinations...compositions. Keywords: uraninite; principal component analysis; nuclear forensics; uraninite provenance 1. Introduction...substitute more readily into the crystal structure of uraninite, U4+ 1−x−y−z−u U6+ x REE3+ y M2+ z 4− u )O2+x−0 |  | Acosta-Góngora, P., Gleeson, S.A., Samson, I.M., Corriveau, L., Ootes, L., Jackson, S.E., Taylor, B.E., Girard, I. (2018) Origin of sulfur and crustal recycling of copper in polymetallic (Cu-Au-Co-Bi-U ± Ag) iron-oxide-dominated systems of the Great Bear Magmatic Zone, NWT, Canada. Mineralium Deposita, 53 (3) 353-376 doi:10.1007/s00126-017-0736-6 | Journal (article/letter/editorial) | | iron-oxide-dominated systems of the Great Bear Magmatic Zone, NWT, Canada P. Acosta-Góngora 1,2 & S.A. Gleeson...Heidelberg 2017 Abstract The Great Bear Magmatic Zone, in northwest Canada, contains numerous polymetallic...mineralization is hosted by the Treasure Lake Group and igneous rocks of the Great Bear arc and was deposited concomitantly...data indicate that while the emplacement of the Great Bear magmatic bodies may have driven fluid convection...been recycled from crustal sources. Keywords Great Bear Magmatic Zone . Iron oxides . Copper . Gold |  | | Journal (article/letter/editorial) | | Oxide-Alkali-Altered Systems, Southern Great Bear Magmatic Zone (Canada) J.-F. Montreuil,1,† L. Corriveau...Quebec, Quebec, Canada G1K 9A9 2 Natural Resources Canada, Geological Survey of Canada, 490 rue de la...Quebec, Quebec, Canada G1K 9A9 3 Natural Resources Canada, Geological Survey of Canada, 601 Booth St...Ottawa, Ontario, Canada K1A 0E8 Abstract The Great Bear magmatic zone in northern Canada hosts large iron...during the Paleoproterozoic. In the Eastern Treasure Lake and Duke sectors, and at the NICO deposit, early |  | Lewis, Stefanie R., Simonetti, Antonio, Corcoran, Loretta, Simonetti, Stefanie S., Dorais, Corinne, Burns, Peter C. (2020) The Role of Continental Crust in the Formation of Uraninite-Based Ore Deposits. Minerals, 10 (2) 136 doi:10.3390/min10020136 | Journal (article/letter/editorial) | | Role of Continental Crust in the Formation of Uraninite-Based Ore Deposits Stefanie R. Lewis 1, * , Antonio...abundances and Pb, Sr, and U isotopic signatures of uraninite from a variety of ore deposits in order to establish...concentrations, reported here, provide insights into uraninite crystal substitution mechanisms and possible crustal...isochron ages obtained, in this study, indicate that uraninite alteration occurs shortly after ore mineralization...with host craton age, and therefore suggest that uraninite ore formation is closely linked to the nature |  | | Journal (article/letter/editorial) | | late Mesozoic-earlyTertiary in the Cordillera of North and South America. * Presented before the Society...illustrations:eight depositsoutsideNorth America,three in Canada,and two in the United States. Theseare presented...in Molybdenite Native copper Pitchblende or uraninite thin-bedded Native gold (in cubes). Geologic...favorable for pitchblende. "Morning" veins, dipping north, have little uranium. quartz and oligodasealbite...bearing chert) Stage C {•uartz Jasper Most of the North-south trending "Midnight" veins, dipping west, have |  | | Book | | 18 Chapter 3: Important Mineral Localities • North America ..................................................................................... 19 Canada .................................................information from such varied sources has required a great deal of help from many friends and colleagues. First...Minerals; Rob Lavinsky, Arkenstone; Ross Lillie, North Star Minerals; Tom Loomis, Dakota Matrix Minerals;...U): Country < Australia Kazakhstan United States Canada South Africa Namibia Russian Federation Niger Brazil |  | | Journal (article/letter/editorial) | | antimony, antimony-arsenic-silver alloys, and uraninite are present in some of these deposits. Famous...allemontite), and in rare cases gold as well as uraninite and Cu arsenides (Table 1 and references therein)...element-arsenide stage succeeds earlier oxide (e.g., uraninite) and/or minor sulfide-bearing quartz stages and...organic carbon to precipitate the succession of the uraninite-, arsenide-native element- and the sulfide assemblage...therein), other localities such as those at the Great Bear Lake show a temperature increase from the arsenide |  | | 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 |  | | Journal (article/letter/editorial) | | B. FoneusoNt Llniaersity oJ Manitoba, Winnipeg, Canada. Assrnecr Seven metamict pitchblendes, apparently...pitcheblende specimens from the Ace and Christie Lake localities in the Goldfields area of northern Saskatchewan'mapped...suggesting that the uraninite is to a considerable degree metamict. As metamict uraninite has not, as far...from adjacent Beaverlodge Lake (all in the Goldfields area), one from Black Lake (Saskatchewan) situated...east of Goldfields, and one from Great Bear Lake, Northwest Territories. Dr. * AssistantProfessor of Geology |  | Corriveau, L., Montreuil, J.-F., Potter, E. G. (2016) Alteration Facies Linkages Among Iron Oxide Copper-Gold, Iron Oxide-Apatite, and Affiliated Deposits in the Great Bear Magmatic Zone, Northwest Territories, Canada. Economic Geology, 111 (8) 2045-2072 doi:10.2113/econgeo.111.8.2045 | Journal (article/letter/editorial) | | Affiliated Deposits in the Great Bear Magmatic Zone, Northwest Territories, Canada* L. Corriveau,1,† J.-F...Resources Canada, Geological Survey of Canada, 490 rue de la Couronne, Quebec, Quebec, Canada G1K 9A9 ...Quebec, Quebec, Canada G1K 9A9 3 Natural Resources Canada, Geological Survey of Canada, 601 Booth St,... Ottawa, Ontario, Canada K1A 0E8 Abstract High-temperature metasomatism driven by ascent of voluminous...exposures of such systems in the Great Bear magmatic zone of northernwestern Canada record the depth to paleosurface |  | | Journal (article/letter/editorial) | | Production Richardson Granite, Great Bear Magmatic Zone, Northwest Territories, Canada: Source of U for Port Radium...Geology, Brandon University, Brandon, Manitoba, Canada Abstract Airborne radiometric survey and field...of the Contact Lake Belt in the Great Bear Magmatic Zone, Northwest Territories, Canada. In terms of content...Co ⫾ Cu) occurred in the past-producing Contact Lake and Port Radium deposits. It appears that such mineralization...relationship with the HHP granite. Keywords: Great Bear Magmatic Zone, HHP granite, LHP granite, Port |  | | Journal (article/letter/editorial) | | ........................................ 299 Canada .................................................average uranium. Some of these marine depositsand many lake bedsand soil layers of steppeclimate have the containeduranium...primarymineralsincludingthe blackoxides--usuallyreferredto as uraninite andpitchblende•and a brownish to blackgroupof...all simpleoxidesandincludebroggeritc, cleveite,uraninite,uranothorianite.The refractorymineralsincludethe...uraninitehaslessthan0.25percentThO2; pegmatite uraninite,fromover a/•thsof the reportedlocalities,has 2 |  | | Book (edition) | | where found included. By H. C. Dake. Price $2.00. NORTHWEST GEM TRAILS — Describes hundreds of localities...the short wavelengths, but it also pro duces a great deal of visible, hence a Corning glass filter is...light. With short waves, rubies from Frank lin, North Carolina, do not emit as strongly as some of the...difference in reaction results. He has tested a great many synthetic sapphires and in every case has observed...(1942). In this research the emission spectra in the region 2800-4600 A.U. of 33 diamonds were recorded. Analysis |  | | Journal (article/letter/editorial) | | Engineering, Queen’s University, Kingston, Ontario, Canada K7L 3N6 *Corresponding author: Yulia Uvarova (Permanent...as U-bearing phosphates from the Thelon Basin, Canada, and peraluminous rhyolites from Macusani Meseta...fluorapatites from the Paleoproterozoic Thelon Basin in Canada were selected to assess fractionation of uranium...sample of uraninite from quartz-pebble conglomerates comes from Lanark County, Ontario, Canada, and magmatic...Metasomatic-related deposits are represented by samples of uraninite from Halvorsrød, Norway. Veintype deposits are |  | | Report (issue) | | secondary mineral formed as an alteration product of uraninite in the oxide zone of uranium deposits; a common...of “gummite” replacing uraninite; may replace fossil wood. Association: Uraninite, ianthinite, schoepite...Norway. From Great Bear Lake, Northwest Territories, and in the Lac Indicateur area, Quebec, Canada. In the...the USA, from the Palermo mine, near North Groton, Grafton Co., New Hampshire; at Newry, Oxford Co., Maine;... Pennsylvania; from Spruce Pine, Mitchell Co., North Carolina. In the Monument No. 2 mine, Monument Valley |
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Eldorado Mine, Port Radium District, Great Bear Lake, North Slave Region, Northwest Territories, Canada