 | | Report (issue) | | = 16.763(2) Z=4 X-ray Powder Pattern: Mounana mine, Gabon. 8.30 (10), 2.98 (8), 4.17 (6), 2.57 (6)...18.56 2.05 13.90 8.85 Total 100.06 (1) Mounana mine, Gabon; corresponds to (Ba0.92 Pb0.09 )Σ=1.01 (UO2...oxidized zone of a Pb-bearing U–V deposit (Mounana mine, Gabon). Association: Curienite, duttonite, vanuralite...mottramite, carnotite, dewindtite, torbernite, uranopilite, johannite, kasolite (Mounana mine, Gabon). Distribution:...crystals from the Mounana uranium mine, Franceville, Gabon. At Kambove and in the Musonoi mine, near Kolwezi |  | | Book | | ........................................... 36 Gabon ..................................................uranium if higher prices justify reprocessing the mine tailings to recover some of the uranium that was...wastewater during environmental reclamation at a mine that has ceased production. The following statistical...was about 270 tU. In Argentina the Sierra Pintada mine had been in standby status since 1999 and was expected...recovered from mine rehabilitation activities; small amounts were likewise recovered during mine remediation |  | | Report (issue) | | 45(3) c = 16.34(4) X-ray Powder Pattern: Mounana mine, Gabon. 3.005 (vvs), 8.19 (vvs), 4.10 (vs), 5.13...00 8.44 Total 99.95 100.00 100.00 (1) Mounana mine, Gabon; by gravimetric and photometric methods,...03 (UO2 )2 (V2.04 O8 ) • 4.94H2 O. (2) Abertamy mine, Czech Republic; by electron microprobe, H2 O by...oxidized zone of a Pb-bearing U–V deposit (Mounana mine, Gabon). Association: Francevillite, duttonite...mottramite, carnotite, dewindtite, torbernite, uranopilite, johannite, kasolite (Mounana mine, Gabon); sphalerite |  | | Report (issue) | | 52(5) β = 103◦ (20)0 X-ray Powder Pattern: Mounana mine, Gabon. 11.98 (FFF), 5.98 (FF), 3.975 (Fd), 3.231...17.97 5.04 20.47 Total 100.22 100.00 (1) Mounana mine, Gabon; corresponds to Al1.02 (UO2 )2.11 (V2 O8...oxidized zone of a lead-bearing U–V deposit (Mounana mine, Gabon). Association: Metavanuralite, francevillite...duttonite, chervetite, brackebuschite, mottramite, carnotite, dewindtite, torbernite, uranopilite, johannite...Distribution: Name: From the Mounana uranium mine, Franceville, Gabon. For VANadium, URanium, and ALuminum |  | | Journal (article/letter/editorial) | | most famous locality, Katanga district (Shaba Province), Zaire. Most of the uraninite-bearing veins in...processes. Figure 5 (above): Cuprosklodowskite, Musonoi mine, Zaire. Photo by Lou Perloff. Figure 6 (right):...formation of bright yellow uranyl compounds including carnotite, weeksite, and tyuyamunite. Meta-autunite, metatorbernite...weathering of the crystal surface. The Daybreak mine in Washington has produced the finest United States...crystals were mined from the nowabandoned Shinkolobwe mine in Zaire. A large amount of remarkable yellow-orange |  | | Report (issue) | | β = 103◦ 20(20)0 X-ray Powder Pattern: Mounana mine, Gabon. 8.79 (FFF), 6.45 (FF), 3.22 (F), 3.15 (mF)...deposits). Association: Hewettite, metahewettite, carnotite, steigerite, tyuyamunite, gypsum, other vanadium...locality in Gypsum Valley [later noted from the Tiny mine], San Miguel Co., on Polar Mesa, Gateway district...Co., at the Hummer mine, Bull Canyon area, Paradox Valley, and from the Fox mine, Uravan district, Montrose...the Monument No. 2 mine, Monument Valley, Apache Co., Arizona; in the Gold Quarry mine, near Carlin, Maggie |  | | Journal (issue) | | James R. Winchell The Uranium-Vanadium Deposit of Mounana, G a b o n ......................................THINK YOU HAVE FOUND A NEW MINERAL? Pete J. Dunn Department of Mineral Sciences Smithsonian Institution Washington...species, the locality, and the particular part of the mine or quarry from which the spec imens came, the date...were unearthed. Miscellaneous by-products at the mine were dumped, and it was in this area of the operation...areas of the operation were visited, and the actual “mine” and its operation were observed. Of particular |  | | Report (issue) | | uranium deposits in sandstone. Association: Carnotite, fervanite, roscoelite, gypsum. Distribution:...Top mine, Emery Co.; at the Ponto No. 3 claim, Gypsum Valley, San Miguel Co., and the Hummer mine, Paradox..., Colorado. In Arizona, from the Monument No. 2 mine, Monument Valley, and in the Lukachukai Mountains...widespread in carnotite deposits of the Colorado Plateau. In the Mounana uranium mine, Franceville, Gabon. From |  | | Journal (article/letter/editorial) | | mineral MICHAEL SCHINDLER AND FRANK C. HAWTHORNE* Department of Geological Sciences, University of Manitoba...ABSTRACT Schubnelite from the U deposit of Mounana, Gabon, crystallizes in space group P 1 with a = 5...Schubnelite was first described from the U deposit of Mounana, Gabon, by Cesbron (1970) and named after H.J. Schubnel...of some well-known vanadium-bearing minerals (carnotite, vanuralite, curienite, and francevillite), which...type. EXPERIMENTAL METHODS A crystal from Mounana, Gabon, was mounted on a glass fiber and X-ray data |  | | Report (issue) | | pyrite, chalcopyrite, galena, ilmenite, hematite, carnotite (Saskatchewan, Canada); gold, gold tellurides...Lake Athabaska, and at the Ace mine, the Consolidated Nicholson Mine No.2, and the Pitche claims, Beaverlodge...Valley, Montrose Co., Colorado, and in the Campbell mine, Bisbee, Cochise Co., Arizona, USA. In several mines...Kalgoorlie, Western Australia. From the Mounana uranium mine, Franceville, Gabon. Distribution: To honor Dr. Thomas |  | | Report (issue) | | pyrite, chalcopyrite, galena, ilmenite, hematite, carnotite (Saskatchewan, Canada); gold, gold tellurides...Lake Athabaska, and at the Ace mine, the Consolidated Nicholson Mine No. 2, and the Pitche claims, Beaverlodge...Valley, Montrose Co., Colorado, and in the Campbell mine, Bisbee, Cochise Co., Arizona, USA. In several mines...Kalgoorlie, Western Australia. From the Mounana uranium mine, Franceville, Gabon. Name: To honor Dr. Thomas Brennan |  | | Report (issue) | | 5.13 Total 99.58 Chemistry: (1) Stuckslager mine, California, USA. Polymorphism & Series: Mineral...(Au-Ag-Te mineral association); corvusite, hewettite, carnotite, tyuyamunite (U-V mineral asso ciation). Distribution:...Distribution: In the USA, from the Stuckslager mine, Lotus, El Dorado Co., California; in Colorado, from...Miguel, and Dolores Cos. From the Spotted Horse mine, Maiden, Fergus Co., Montana; the Baker, Mammoth...mines, Baker Co., Oregon; in the Monument No. 2 mine, Apache Co., and Monument No. 1 and Mitten No. 2 |  | | Book | | ........................................... 75 Gabon ..................................................vvastewater during environmental reclamation at a mine that has ceased production. The following statistical...Saskatchewan, is the world's largest high-grade uraniu1n mine. The ore from that ,nine is crushed and treated...to start production at the Talvivaara Ni-Zn-Cu-Co mine, ,vhere bio-heap leaching is used to extract metals...Production is expected to grow when the Four Mile ISL mine comes on strea1n, and planned expansion of Olympic |  | | Journal (article/letter/editorial) | | crystallographic erties of the Na mineral from the Cactus Rat mine in Utah and showed that its hydration state is stable...their description of this new Omineral from the J J mine, Paradox Valley, Colorado, reported that the mineral...bample no. AW-15-55.6. Lindb6rget al. (1962).J J mine, MontroseCounty,Colorado.Sampleno. GJM-70-1. 7....Sampleno. cJM-70. 8. Weeks et al. (1964).GbldenCycle mine, MontroseCounty,Colorado.Sampleno.AW-141-56. 9....Colorado.Sampleno. AW-47-57.10. Weekset al. (1964).F-33 mine,ValenciaCounty,New Mexico.Sampleno. AW-20-57.11 |  | | Journal (article/letter/editorial) | | uraniumthat theycanopt to exportß Anstralia, Canada, Gabon, Niger, and South Africa (includingNamibia). Anstraliahasby...(<$30/1b UaOs) Canada, South Africa USA, Niger, Gabon Australia, Canada, France Namibia Australia 500...UaOs are known,and the capitalinvestmentrequiredto mine such depositsis nmch higher and riskier than for...Canada 20 184 igneous conglomerate,vein France Gabon India 41 22 33 vein sandstone vein Niger South...reservesplus productionof 25,000 to 40,000 the Pitch mine. Colorado; and the Sherwoodmine, short tons UaOs |  | | Report (issue) | | UNITED STATES DEPARTMENT OF THE INTERIOR GEOLOGICAL SURVEY PRINCIPAL URANIUM DEPOSITS OF THE WORLD ...Angola, Peoples Republic of........................ Gabon, Republic of................................. Central...placers. Secondary uranium ore minerals, such as carnotite, tyuyamunite, torbernite, meta-torbernite, autunite...zones of primary deposits. Vanadates such as carnotite are major secondary minerals in sandstone deposits...Saskatchewan, Canada; the Shinkolobwe, Katanga Province, Zafre; and the medium-sized deposits at Joachymov |  | | Journal (issue) | | tranche unidescenda11te sous dalle de béton à la mine de Margnac (Haute-Vienne) - Photo: COGEMA (GST)... Auj ourd ' hui , il ne reste plu qu' une seule mine d' ura nium en acti vité, à Jouac dans le nord du...Victo r Lassall e décou vre la chalcolite dans la mine du Crôt Blanc près de Gru ry (Saône-etLoire). En...SaintSylvestre (Haute-Vienne). Pendant ce temps, la mine de radium de Shinkolobwe (Katanga) est réouverte...l'étranger : dès 1954 à Madagascar, au Gabon où le gisement de Mounana près de Franceville est découvert en |  | | Journal (article/letter/editorial) | | vanadates: francevillite and carnotite groups. Minerals of the carnotite group are characteristic for...originates from the Mounana deposit, located near the town of Franceville, Gabon (Africa), which is the...Sengierite Margaritasite Francevillite/Curienite Carnotite P21/n P21/a P21/a Pcan P21/c 1774 841 625 1486...Vanuralite in comparison with other members of the carnotite group Fig. 2: Bonding scheme around interstitial...contains Al in the structure. It is a member of carnotite group of minerals, and among them, it is the mineral |  | | Book | | (individual deposit) and regional scale (uranium province). Their ideas, observations, and data have directly...Granite-Related Vein Uranium Deposits: Schwartzwalder Mine, Front Range, USA ................................Uranium Deposits: Shinkolobwe, Katanga Copper Province, Zaire .........................................Deposits in Proterozoic Sandstones: Franceville Basin, Gabon ......................... 224 232 237 246 250 250...when analyzing pitchblende from the George Wagsfort mine at Johanngeorgenstadt, Sachsisches Erzgebirge (Saxonian |  | | Catalog/List | | 94403 U.S.A. Old No. l Headfnme. Whi ■ key Hlll Mine, Tuohnne County, CaUfomla (r■-,u. .SV•t- tor cr11•t•J...association. Few of the minute crystals you see on mine or quarry dumps or even on cabinet specimens will...dumps or surface float. Mirute crystals seen on a mine dump are a clue but nearly always tao weathered...'hite hairs on feldspar. 784 ADAMITE, Moha\'.1k Mine, San Bernardino County, r.alifornia. Group o f colorless...pezohedra in vugs in basalt. ANAPAITE, Lerida Province, Spain. Light green transparent triclinic crystals |  | | Report (issue) | | deposits of Mas Laveyre (France) and Mikouloungou (Gabon). 5 3. Hematite breccia complex deposits: Deposits...activities include drilling and coring to complete final mine plans and establish final processing flowsheets...case of an underground mine or overburden stripping in the case of an open pit mine, mill construction,...direction and dips south at 15–30º. In the Main Mine Series the ore zone is up to 35m thick. Jabiluka...open to the south and east at depth. In the Main Mine Series the ore zones are up to 135m thick. The metasedimentary |  | | Journal (issue) | | Jr & J. S. White, Jr. Inesite from the Hale Creek mine, Trinity County, California.......................Continued on page 383 COVER: VANURALITE from Mounana, Gabon. The crystal-filled seam is about 4 mm thick...Evans and White in this issue. For more on the Mounana occurrence specifically see the article by Cesbron...article “on the chondrodite from the Tilly Foster iron mine, Brewster, New York.” Two of the plates show 21...6-12 cm, Adamite with Hemimorphite from the Ojuela mine, pale green and purple Naica fluorites in small | | | Journal (issue) | | tra11che 11nidesce11dame s011s dalle de bé1011 à la mine de Margnac (Ha11te-Vie1111e) - Photo: COGEMA (GST)...siècle. Aujourd·hui. il ne reste plu qu·une eule mine d"uraniurn en acti ité. à Jouac dan le nord du département...Klaproth découvre cc nouveau métal dan du minerai de mine de Jachymov (Joachimsthal). le baptisant du nom...l925. Victor La aile découvre la chalcolite clan la mine du Crôt Blanc prè de Grury (Saône-et Loire). En...l'étranger : dès 1 954 à M adaga car, au Gabon où le gisement de Mounana prè de Francev ille e l découve1 1 |  | | Book | | mineralogie du Moyen-Age et de la Renaissance. Si dans le haut Moyen-Age Jes Europeens ne produisirent que quelques...l'Universite-Pierre et Marie Curie, de l'Institut Catholique. Province. - Les collections de l'Ecole des Mines d'Ales...de Strasbourg. De nombreu-;es autres villes de province possedent des collections interessantes par leur...lesquels les mesures comparatives exposees plus haut ne sont pas applicables, la valeur de J'indice peut...liquide ayant une densite decroissante du bas vers le haut grace a un appareillage tres simple schematise par |  | | Journal (article/letter/editorial) | | deposits are found in the Franceville Basin of Gabon and at Ambrosia Lake/Grants District, New Mexico...uncertain; it may have been at depth (-i000 m in the Fay Mine) or from an open pit (Bolget, Gunnar). This Hudsonian...peneconcordant ~veins" in the deep sections of the Fay Mine - Beaverlodge Canada and the mineralizations beneath...Port Radium/Canada), and Laramide (Schwartzwalder Mine/USA). Contents vary between 0.I and 1% of uranium...pegmatitic differentiates. They uranyl vanadate (carnotite, tyuyamunite). contain uranothorite, uranothorianite |
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