 | | Journal (article/letter/editorial) | | Orleans, France Geochemical and geochronological data presently available, concerning pitchblende vein-type...vein-type deposits in France, seem altogether too contradictory for use in building a genetic model. Mostly...elements essentially found in mineral deposits of pitchblende with a quartz, clay or calcite matrix, c) Such...have been laid (geochronology U-Pb); d) Veined pitchblende deposits show much analogy in their mineral associations...genetic problem concerning some uraniferous sites in France. There are many advantages in choosing these particular |  | | Book | | billion tons. Other countries, such as Australia and France and doubtless the U.S.S.R., likewise established.... . . . . . . . . . . . . . . . . . . . . . Pitchblende-Pyrite ( ± Pb, Cu, Ag Sulfides) Type . . . ..... . . . . . . . . . . . . . . . . Siliceous Pitchblende-SuIBde Veins . . . . . . . . . . . . . . . ....radioactive, is always well crystallized. Metamict pitchblende ( uraninite) has been reported ( Conybeare and...stones have been found in the Witwatersrand gold-pitchblende deposits in the Union of South Africa. The production |  | | Journal (article/letter/editorial) | | 8 May 1967 at the UNESCO headquarters in Paris, France and celebrated its 40th anniversary in Cologne...combustion of coal, which led to the recognition that fuels, such as anthracite, earthy coal, and peat that...described and analyzed W, pitchblende, and Mn-, As-, and Cr-bearing ores of the Haute-Saône, recognizing new compounds |  | | Book | | contributed during discussions, field trips, and mine visits. As cited in the text, many colleagues provided...Steenfelt (Denmark/Greenland), M. Pagel (France), B. Poty (France), J. Royall (Spain), and A. Kuestermeyer...their magmatic evolution as presented in Chapter 6, France. V. I. Kazansky translated and prepared text and... . . . 159 159 159 159 162 162 162 Chapter 6 France .. . . . . . . . . . . . . . . . . . . . . . ....this are: Black U products: More or less sooty pitchblende or U adsorbed on carbonaceous matter. Clarke |  | | Journal (article/letter/editorial) | | Harounab aLGEI, IMT Mines Ales, UnivMontpellier,Ales, France, (david.salze@mines-ales.fr, +33 4 66 78 53 11)...Aiguillettes, B.P. 239, F-54506 Vandoeuvre-lès-Nancy, France Abstract The uranium deposits of Arlit are located...Takriza, Southern Taza) and Guézouman Formation (mine sector of Akouta), and (ii) uranium mineralization...1964),ii) Eocene rocks near the Aquitaine basin of France (Meunier et al., 1989: uranium reduction by ligneous...2001; Mossman et al., 2005) and Lodeve deposit, France (Capus, 1977 ; LandaisandConnan, 1980) which exhibit |  | | Report (issue) | | SALVADOR ERITREA ESTONIA ETHIOPIA FIJI FINLAND FRANCE GABON GEORGIA GERMANY GHANA GREECE GUATEMALA GUYANA... Description of a selected deposit: The Denison mine deposit (Canada) ....... 304 Surficial deposits...................................... 311 Lignite–coal deposits..........................................Jachymov (former Czechoslovakia); Limousin district (France)); (ii) Deposits associated with ‘old’ sediments...(Wyoming and Colorado Plateau (USA)), black shale, coal and lignite, and phosphorites. Various global and |  | | Report (volume) | | Generalfeatures--------------------------------------Blue Jay mine, by R. U. King__________________________ Fair Day...mine________________________________________ Nations Treasure mine, by R. U. King___________________ Victory group...___________ Shirley mine _____________ ----- __ ------------__________ Sisk mine, by F. B. Moore____...------------------------------------Gold Anchor mine __________ ------_____________________ 71 72 Gilpin...________ _________ __ __ _______ _______ _ Kirk mine __________________ ------- ___________ -------_ |  | | Journal (issue) | | II.-The fauna of the Cefn Coed-Marine Band in the Coal Measures at Aberbaiden, . near Tondu, Glamorgan...Beds in_the Coal Measures of i'outh Lancashire, by F. l\,f. Trotter, D.Sc. ' III.-The Coal :Measures of...Ponsford · 2-J IlI.-Thucholite anPitchblende Con1plexes from .Nicho.lsun :\£ine, Saskatchewan...diffraction bands of hisingerite specimens from Nicholson Mine and Langbanshyttan • 51 IV FIG. 1.-Variation of...mineralization and v,:ith climatic conditions. Pitchblende and uraninite are readily soluble both jn acid |  | | Report (issue) | | Spain.............................................. France............................................. England...minerals (pitchblende and uraninite) occur either in extensive bedded deposits of pitchblende in sedimentary...silicic intrusions in orogenic belts (e.g., Spain, France, Bohemian Massive, and Colorado Rockies); (4) in...Joachymov, Czechoslovakia, and at Schwartzwalder mine, Colorado, U.S.A.). Uranium deposits have been found...Massif; Vosges vein deposits of Massif Central, France; and vein deposits of Spanish Meseta, Portugal) |  | | Book | | sends out its magic rays Frontispiece Canada’s pitchblende when placed on a photographic plate in the dark...their cooperation and assistance To Eldorado Radium Mine Department of Mines and Resources, Ottawa, for pictures...radium which nature packed in the bluish-black pitchblende under the sub-Arctic ice and snow. Up in the...strange heat is not thrown out by the burning of coal, wood, gas, oil or other fuels. It is a heat which...unreal. Today men know about two great masses of pitchblende in which radium is stored for us. One is near |  | | Book | | conducted research on topics ranging from nuclear fuel, coal by-products, materials synthesis, microwave processing.............................................. 29 France ................................................. and by the early part of the 18th centu ry pitchblende was recognized by the miners as a distinct substance...produced "uranium" powder in 1789 by reducing pitchblende with charcoa l. This p roduct was assumed to...and G. Bemont isolated the element radium from pitchblende mined at Jachymov. Later work by Ernest Rutherford |  | | Journal (article/letter/editorial) | | important p m in prospecting for ore deposits and for coal and oil fields, and they can be of much significance...only for ore deposits but also for oil fields and coal reserves; and recently studies of the relationship...zonal significance. But at the Sunshine uranium mine in Idaho the Middle Beltian is cut by uraninite...with the Hercynian granites of S.W. England, of France, Spain and Portugal, of the Vosges and the Black...Erzgebirge there are a great many occurrences of pitchblende, some of them supporting important mines, which |  | | Report (issue) | | of uranium deposits in Colorado. Relation of pitchblende deposits to bostonite dikes in the Front Range...Colorado .......................... Relation of pitchblende deposits to mineral zoning in the Central City...districts. Pitchblende is the most common urajiium mineral in the vein deposits. In Colorado pitchblende has... Hinrichs, D. M. Sheridan, and F. B. Moore (pitchblende in gold-telluride veins near Hessie, Boulder...to this view. However, recent discoveries of pitchblende outside the central mineral belt suggest that |  | | Report (issue) | | indicate that the total amount of pitchblende or high-grade pitchblende concentrate produced from the deposits...St. Joachimsthal produced 1,659 short tons of pitchblende ores of unknown uranium content, and Kohl ( 1954...of radium indicate that more than 700 tons of pitchblende concentrate containing about 50 percent U 3 0...953) states that about 500 tons (metric) of pitchblende concentrates was produced from 1854 to 1914,...richest pitchblende-bearing lodes -called the Radium lode-was first found in the South Terras mine in 1873 |  | | Report (issue) | | ....... 39 2.5.2. Geologic setting of Margnac, France and Jáchymov, Czech Republic deposits............3. Ore geometry and metallogenesis of Margnac, France and Jáchymov, Czech Republic deposits............4. Uranium resources and production in Margnac, France and Jáchymov, Czech Republic deposits.................................... 65 2.14.1. Uraniferous coal and lignite deposits.............................. Examples include the deposits of Mas Laveyre (France) and Mikouloungou (Gabon). 5 3. Hematite breccia |  | | Book | | were quite sound and to the point: "I have pitchblende on my land. What shall I do with it?" "How much...I sell my uranium ore?" "Do I need a license to mine uranium?" "How do I stake a mining claim?" As a...South Australia. Commissariat de FEnergie Atomique, France. The author is further indebted to H. H. Adler...than the United States Belgium, Canada, England, France, Holland, Norway, Sweden, and the U.S.S.R. operate...exceptions, the best place to look for a uranium mine is where uranium is known to exist. Descriptions |  | | Journal (article/letter/editorial) | | uramerit special emphasis appears worthy of the nium mine in the Belgian Congo. attention of the Society....combined in final Australia, Belgium, Brazil, Canada, France, form as one volume in a set of 16 volumes which...conference papers are available in preliminary U.S.S.R., France, Belgium, and the United form. They have been printed...black shale, low-grade lignite, uranium-bearing coal, and phosphate rock. The association of uranium...uranium with organic material, not only in shale, coal, and lignite, but in the sandstone impregnations of the |  | | Book | | Coste A. (Limousin, France), Cuney M. (granites, France), Dardel J.RM. (France), Ewers G. (Pine Creek...Uranium Deposits: Limousin/La Crouzille District, France. . . . . . . . . . . . . . . . . . . . . . . ....Granite-Related Vein Uranium Deposits: Schwartzwalder Mine, Front Range, USA ................................but also in vein and veinlike-type deposits. "Pitchblende" is used for U0 2 + x varieties of micro- or...Uraninite Pitchblende or or Euhedral (subhedral) uraninite Colloform uraninite Sooty pitchblende or Sooty |  | | Report (issue) | | L. R. Page............................. . 1 Pitchblende deposits in the United States, by Robert U. King...control................................. . 7 Pitchblende deposits in the United States ............................................ . 9 Relation of pitchblende deposits to bostonite dikes in the Front Range...Colorado...... 11 Sections showing depth of pitchblende deposits, Colorado ............................. 15 Geologic map and section of the Burlington mine, Jamestown, Colo. ............................ 16 |  | | Report (issue) | | M. Moreau, F. Tona The Pandanus Creek uranium mine, Northern Territory, Australia ......... 77 B...Geology and genesis of uranium deposits at the Pitch Mine, Saguache County, Colorado .......................crystals. Other uranium-bearing minerals are sooty pitchblende, a complex U-Ti oxide, allanite, xenotime, davidite...Jaduguda-Bhatin sector. The dominance of uraninite over pitchblende, the presence of several percents of REE in uraninite...ONickcl A longitudinal section of the Jaduguda Mine. in biotitc schists, chlorite-biotite schists |  | | Book (edition) | | of these ores. Primary uranium minerals like pitchblende and carnotite never show fluorescence, but in...viewed under ultraviolet lamp. Out croppings of pitchblende ores invariably include secondary fluorescent...ultraviolet light is variable. Specimens from Lyons, France, fluoresce blue with short waves; the material...of nearly pure pitchblende, from the 1400 foot level, number two vein, Eldorado Mine, Great Bear Lake...Lake, Canada. Pitchblende has a high specific gravity, more than three times that of ordinary rock, hence |  | | Report (volume) | | Colorado, from which about 300 tons of high-grade pitchblende concentrates were produced (Moore and Kithil...Silver Cliff mine, Wyoming; the Jesse D No. 1 and No. 2 claims, Utah; and the Merry Widow mine, New Mexico...mines, Washington; the W. Wilson mine, Montana; the White King mine, Oregon; the deposits in the Pryor...Shinkolobwe, Belgian Congo, and from the Eldorado mine, Great Bear Lake, Canada. The Shinkolobwe deposit...90, no. 8, p. 153-177. Merritt, P. L., 1949, Pitchblende, the primary source of uranium: Michigan Coll |  | | Book | | ................................ .......... 47 France ........... .....................................by the early part of the eighteenth century, pitchblende was recognized by the miners as a distinct substance...produced "uranium" powder in 1789 by reducing pitchblende with charcoal. This product was assumed to be... Be111ont isolated the element rad ium from pitchblende mined at Jachymov. Later work on radjoactive...vvastewater during environmental reclamation at a mine that has ceased production. The following statistical |  | | Catalog/List | | sitions of especial interest are: A. A suite of pitchblende specimens from Lablne Point, Great Bear Lake...soon after the mines were first opened. B. Pitchblende and Uraninite, collected many years ago from...radioactive carbon aceous mineral from the Besner Mine, Henvey Twp., Ontario, Canada *** IMPORTANT NOTICE...x 3", $.75; 3 " x 4", $1.50; 3?" x 5", $3-00 .(France)- crystal plates mounted ih glass topped box: 1|"...ax 3", $.75; 3" X 4", $1.50; per lb., $1.00 PITCHBLENDE (See Uraninite) POLYCRASE (Columbate-tantalate |  | | Journal (issue) | | STATUS RAW ROBERT U. S. ATOMIC PART New Pitchblende DIGEST J. WRIGHT COMMISSION II OF A TWO-PART...accumulated the body of geologic knowledge about pitchblende deposits that has grown, over years of experience...experience, for other metals. The pitchblende producing areas of the world are few and widely scattered over...slowly growing. From our present knowledge about pitchblende veins, it is possible to make certain generalizations...silver minerals are commonly associated with the pitchblende. As we have noted earlier, however, some of the |
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