 | | Journal (article/letter/editorial) | | right). Progressive alteration of uraninite to “gummite”and waxy uranophane. The 3-cm specimen is from...Number 20 mine near Spruce Pine, Mitchell County, North Carolina. Author’s specimen and photo. Volume...cube from the Cardiff mine, Wdberforce, Ontario, Canada;Canadian Museum of Nature specimen, Jeff Scovil...Park, Philadelphia, Pennsylvania. Historically,North Carolina has been an important source of uraninite...red-orange secondary minerals (collectively called “gummite”), and waxy uranophane have been found at the Pink |  | | 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 |  | | 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) | | GeologicalSurwy, Washington, D.C. ABSTRACT The name gummite has been wideiy used for more than 100 years as...is unknown. A study of about 100 specimens of gummite from world-wide localities has been made by r-ray...specimens with already known uranium minerals. Gummite typicalty occurs as an alteration product of uraninite...oxides. This zone constitutes the traditional gummite. It is principally composed of fourmarierite, vandendriesscheite... rt some specimens the core may be orange-red gummite without residual uraninite or the original uraninite |  | | Report (issue) | | zone of uranium deposits; a common component of “gummite” replacing uraninite; may replace fossil wood....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... San Rafael Swell, Emery Co., Utah; and at Mica Lake, Hahns Peak, Routt Co., and elsewhere in Colorado |  | | Journal (article/letter/editorial) | | single crystal of uraninite externally altered to gummite revealed minute structures of unusually high alpha...and D) of the alpha ray patterns produced by the gummite and the polonium film show a striking similarity...The radiographic images of the aggregatesin the gummite range between 30 and 170 microns in diameter but...halo. (C) Radiocolloids in alpha ray pattern of gummite (38X) revealing several small aggregates comparable...laboratory preparations. (D) Radiocolloids in gummite at200X. ground alpha radiation from the matrix |  | | Report (volume) | | Shinkolobwe deposit, Belgian Congo Deposits at Great Bear Lake, Canada ... Explanation of annotated bibliography...Belgian Congo, and from the Eldorado mine, Great Bear Lake, Canada. The Shinkolobwe deposit since its initial...adjacent areas in Saxony; the Beaverlodge district, Canada; the Cornwall district, England; the Guarda and...uranium-bearing veins at Joachimsthal, Shinkolobwe, and Great Bear Lake, and because many of the following annotations...DEPOSITS AT GREAT BEAR LAKE, CANADA Kidd, D. F., 1932, A pitchblende-silver deposit, Great Bear Lake, Canada: |  | | Book (edition) | | where found included. By H. C.Dake. Price $2.00. NORTHWEST GEM TRAILS - New book, describes hundreds of localities...the short ,\·avelengths, bttt it also produces a great c1eal of visible, hence a Corni11g glass filter...With short '\\·aves, ru1)ie:-; from Frank lin, North Carolina, do 11ot en1it as stro11gly as son1e of...difference in reactio11 results. He has tested a great many sy11thetic sapphires and in every case has...of \\'}1ich i s 1nanganese. There l1as been a· great deal written on tl1e fluoresce11ce and phosphorescence |  | | Catalog/List | | as a variety of radioactive minerals that are of great scientific value though they are not considered...of pitchblende specimens from Lablne Point, Great Bear Lake, many of which show the typical colloform struc»...mineral from the Besner Mine, Henvey Twp., Ontario, Canada *** IMPORTANT NOTICE *** Radioactive minerals...(A hydrated uranium oxide) (North Carolina)- dark brown masses with gummite, etc.: 1/2" to 3/4", $1.00...(6",, $15-00; , _ x 7", ...$20.00. Per lb.-$3-25 GUMMITE -(See Uraninite, N.C. and N.H. ) B. Good quality: |  | | Book | | . . . . . . . . . . . . . . . . . . . . . . . Canada . . . . . . . . . . . . . . . . . . . . . . . ... ......................... . ............... . North Africa . . . . . . . . ... .. ... . ....... ....... . ......... ... .. . .. .. . . . . . . Other North American Deposits . .. ...... . .... . .. . . ....counting only the "end 1ne1nbers" and including gummite and thucolite as species, there are 85 tu-aniun1...brecciated ( Elclorado deposit, Great Bear Lake, Canada; Gold.fields district, Canada) (Fig. '2.7). Brecciated |  | | Report (issue) | | localities.................................... North America...........................................United States of America........................... Canada............................................. Mexi...quartz-pebble conglomerate at the Elliot Lake-Blind River area, Canada (average grade 0.12 percent U30s), and...Congo, for cobalt and silver in the Northwest Territories of Canada, for radium and vanadium in Colorado...Ferghana-Kara Tau region, U.S.S.R. The caliche (or calcrete) deposits of Western Australia, North African phosphate |  | | Report (issue) | | geologic information are data of different kinds that bear directly on an understanding of the fundamental...are deposits in Europe, South Africa, northern Canada, South Australia, and, to a limited extent, the...uranium in northern Saskatchewan, Canada; near Blind River, Canada ; and in the Witwatersrand, South...Boulder batholith area, Montana ; the Sierra Ancha region, Arizona ; and the Marysvale district, Utah. All...1912). The priMipal uranium production in this region, in addition to that from St. Joachimsthal, came |  | | Report (volume) | | ____ ___ ____ ___ _____ _____ _______ ____ ______ Gummite _______ -------------- ______ ____ ____ ____ ___...the Belgian Congo. The uraninite ores of Great Bear Lake, Canada, discovered in 1930, became a further and...in 1937 by Hahn and Strassmann was followed by a great program of work on the uses of uranium and the transuranium...and immediate demand for uranium ores and gave a great impetus to the study of the geology and mineralogy...new species followed the discovery of the Great Bear Lake deposit, owing primarily to the very small |  | | Journal (article/letter/editorial) | | variety, pitchblende,that is found in the Great Bear Lake depositand in occurrencesof similar type elsewhere...granite pegmatitessuch as the occurrencesin eastern North America but rather in gold-bearingmetallic veins...Geology andmineral deposits of Salmomap-area, B.C.: Canada Geol. Survey Mere. 172, pp. 84-85, 1934. UR...a narrow rim of oxidationproducts,principally gummite,light grey, surroundedby rosette-likeclustersof...uraninite crystals,black, surroundedby thick rings of gummite, white; ground-massis chlorite and opaqueoxides |  | | Book | | New York 3 TORONTO D. Van Nostrand Company (Canada), Ltd., 25 Hollinger Rd., Toronto LONDON Macmillan...INC. Published simultaneously in Canada by VAN NOSTRAND COMPANY (Canada), LTD. All Rights Reserved This...Geological Survey; A. H. Lang, Geological Survey of Canada; Norman Fisher, R. S. Matheson and C. J. Sullivan...Energy Control Board of Canada. Department of Mines and Technical Surveys, Canada. Eldorado Mining and Refining...Refining, Ltd., Canada. Department of Atomic Energy, United Kingdom. Atomic Energy Division, Geological |  | | Journal (article/letter/editorial) | | attended the discovery of the rich deposit at Great Bear Lake in 1930' owing primarily to the very small...in 1937by Hahn and Strassmann was followed by a great program of work on the uses of uranium and of the...for uranium ores that still continues, and gave a great impetus to the study of the geology, geochemistry...found useful in the past to use a generic term, gummite, to designate various uranium minerals, found chiefly...uraninite, whose true identity was unknown. The term gummite, like its analogueswad and limonite, found its |  | | Journal (issue) | | first-class postage Subscriptions: U. S. and possessions, Canada, Philippine Is Latin America and Spain: 1 year...The Earth Science Publishing Company in U. S. and Great Bri:ain. Al] rights reserved Title registered in...Edition Underground Coal Gasification Under Trial in North Africa Meetings and Conventions SOIL EROSION IN...of Coal Gasification Under In North EARTH Trial Africa LAKE SUCCESS, N. Y., Aug. 6 (Science Service)...mean that the scheme will have to be planned with great care. At the same meeting an American experiment |  | | Journal (article/letter/editorial) | | 'loaded' specimens, such as gummite and Great Bear Lake uraninite (Canada), were very active with the |  | | 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 |  | | Report (issue) | | we have no deposits such as those at Great Bear Lake in Canada, which, according to Bain (1950), are...Michigan, and the Woodford chert in the midcontinent region. Black shales .of the Phosphoria formation of ...uraniferous lignites are those of early Tertiary age in North Dakota, South Dakota, Wyoming, and Montana. Uraniferous...coals of Paleozoic age occur in the midcontinent region. The most productive uranium deposits in sandstone...and gold. In contrast to well-known deposits in Canada and Africa, cobalt or nickel minerals have been'found |  | | Journal (article/letter/editorial) | | ice-President: H. V. Ellsworth, Canada Geological Survey, Ottawa, Canada Secretary: C. S. Hurlbut, Jr....fellows: H. V. Ellsworth of the Canada Geological Survey, Ottawa, Canada; Samuel G. Gordon of the Atomic...contributors residing outside of the States; 17 from Canada; three each from Australia, South Africa, and Japan;...in several nepheline olivine basalt flows at the north end of the Caballo Mountains, New Mexico. These...GNEISSES IN TIIE SPRUCE PINE PEGMATITE DISTRICT, NORTH CAROLINA DONAID A. BROBST Spruce Pine, Norttr Carolina |  | | Journal (article/letter/editorial) | | ice-President: H. V. Ellsworth, Canada Geological Survey, Ottawa, Canada Secretary: C. S. Hurlbut, Jr....fellows: H. V. Ellsworth of the Canada Geological Survey, Ottawa, Canada; Samuel G. Gordon of the Atomic...contributors residing outside of the States; 17 from Canada; three each from Australia, South Africa, and Japan;...in several nepheline olivine basalt flows at the north end of the Caballo Mountains, New Mexico. These...GNEISSES IN TIIE SPRUCE PINE PEGMATITE DISTRICT, NORTH CAROLINA DONAID A. BROBST Spruce Pine, Norttr Carolina |  | | Journal (article/letter/editorial) | | Uraninite Briiggerite Cleveite Pitchblende* Thorianite Gummite Clarkeite Curite Carnotite Torbernite Uranophane...as indicated by Marble's analysis (55) of Great Bear Lake pitchblende. energy to activate the emulsion...emission by minerals of radiations in the o-ray region has not yet been observed. Efect of l,{eulron Radiation:-Alpha...development, and a very faint image, corresponding to the region exposed for 48 hours and whose development was...slab of crytolite containing small inclusions of gummite and a layer of uraninite on extreme right. Sample |  | | Journal (issue) | | older station. The new site is in the Casco Ba), region of the Maine coast, where dogfish and many other...course of their regular fishing oper ations; 100 great a lengch of time elapses between their removal from...examination of X-rays of the skul I and cer. ical region in normal subjects. This info:mation h:is ::.een...includes practically :all of chc species in North America. north of Mexico. The volume is priced ar $10...the American Northwest, and arc, in fact, among the outstanding natural won ders of a region famous for |  | | Book | | ............................................ . Canada ........ ....... ...... .. ................. ....have led to rich uranium deposits converted to a great deal of energy, by the splitting of unstable in...elen1ents thoriun1and Lu-an ium to the status of great international uraniun1 deposits, as well as the...by the author using specin1ens fron1 required a great deal of help from many friends and colleagues. his...present form. alogist; the Mineralogical Society of Great Britain and Ireland Second, I am grateful to the |
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Port Radium District, Great Bear Lake, North Slave Region, Northwest Territories, Canada