 | | Journal (article/letter/editorial) | | unusual occurrence of realgar and ferberite in the Magarinos mine at Ancoraimes; an occurrence at Buena...Coranzuli, Jujuy, and at the famous rhodochrosite occurrence in the Capillitas mine, Catamarca, Argentina...sulfosalts at the Lengenbach quarry, Binntal, Valais, Switzerland. It occurs as minute crystals and coatings...Alsace, the Matra mine, Corsica, and an unusual occurrence in the Decazeville Coal Basin. Almost twenty...mines in the Schauinsland lead-zinc district; the Saint Josefi COLOR SPONSORS for the ConnoisseurÕs Choice |  | | Journal (article/letter/editorial) | | Mineralization of Te and Se was found in gold deposits and uranium occurrences, located in the Paleoproterozoic greenstone...melonite and frohbergite, and Pb telluride altaite. Bismuth tellurides were detected in many deposits in the...Juomasuo contain significant Fe. In the Ozernoe uranium occurrence, the main mineral-concentrator of selenium...Salla-Koulajarvi belt; Mayskoe gold deposit; Ozernoe uranium occurrence; kawazulite; skippenite; molybdenite Accepted:...© 2021 by the author. Licensee MDPI, Basel, Switzerland. This article is an open access article distributed |  | Sejkora, J., Čejka, J., Hloušek, J., Novák, M., Šrein, V. (2004) Phosphowalpurgite, the (PO4)-dominant analogue of walpurgite, from Smrkovec, Slavkovský Les Mountains, Czech Republic. The Canadian Mineralogist, 42 (4) 963-972 doi:10.2113/gscanmin.42.4.963 | Journal (article/letter/editorial) | | crystallized during the supergene alteration of primary bismuth and uraninite in hydrothermal quartz veins. It...cristallisé au cours de l’altération épigénétique du bismuth et de l’uraninite primaires dans des veines de... BACKGROUND INFORMATION Walpurgite is a rare uranium-bearing mineral; only a few localities have been...literature. It was originally described from a unique occurrence of U and Bi minerals in the Walpurgis vein of...Schiltach, Schwarzwald (Markl 1992), the uranium occurrence Rýžovištì near Harrachov (Sejkora et al |  | Sejkora, J., Čejka, J., Hloušek, J., Šrein, V., Novotná, M. (2002) Phosphatian walpurgite from Smrkovec, the Slavkovský Les Mts. (the Czech Republic): its description and physico-chemical characteristics. Neues Jahrbuch für Mineralogie - Monatshefte, 2002 (8) 353-367 doi:10.1127/0028-3649/2002/2002-0353 | Journal (article/letter/editorial) | | was described for the first time from an unique occurrence of U and Bi minerals in the Walpurgis vein of...Schiltach, Schwarzwald (Markl 1992) and at the uranium occurrence R ý ovištÏe near Harrachov, the Czech Republic...(010). Each layer is built up from a network of bismuth and oxygen atoms, to both sides of which (AsO4)...Schmiedestollen, Wittichen, Schwarzwald, Germany. Occurrence The small ore deposit Smrkovec is placed about...hundreds kg of bismuth were gained; in the 1950 –1955 years were prospected for uranium ores. Now, all |  | | Journal (article/letter/editorial) | | figures and 4 tables Abstract: The rare secondary uranium mineral uranosphaerite from Horní Halže (Krušné...uranosferite), a rare secondary mineral of uranium and bismuth, was firstly described by Weisbach (1873)...Uranosphaerite was named in allusion to the content of uranium and form of aggregation (Frondel 1958). Chemical...as a hydroxide or hydrated oxide of bismuth and hexavalent uranium with the uncertain formula Bi2O3·2UO3·3H2O...suggested that the uranium layer is in the form of uranium chains or that bismuth atoms are part of the |  | | Book | | n ce Franz J. Dahlkamp Uranium Deposits of the World Europe 123 Uranium Deposits of the World Europe...Europe Franz J. Dahlkamp Uranium Deposits of the World Europe With 327 Figures and 94 Tables Author:...the contributions of his many associates in the uranium industry, national and international institutions...Ball (UK), I. Benkovics (Hungary), F. Bianconi (Switzerland), J. R. Blaise (Spain), A. V. Boytsov (Russia)...discussing and formulating characteristics of uranium-specific granites and their magmatic evolution |  | | Report (issue) | | barite occurrence Pakenham quarry Cedar Hill soapstone occurrence Galetta celestine occurrence Kingdon...Kingdon (Fitzroy, Galetta) mine Stanton lead occurrence Bell’s mine Calabogie area Bluff Point mine Calabogie...Renfrew–McArthurs Mills area Hunt mine Dacre iron occurrence Keyfortmore mine Radnor mine Sunset mine Spain...Kuehl Lake occurrence Quadeville East mine Quadeville West mine Gutz corundum occurrence Michaelis corundum...corundum occurrence Edgemont mine Jewellville corundum occurrence Craigmont (Craig) mine Burgess mine |  | Landry, Kerstin, Adlakha, Erin, Roy-Garand, Andree, Terekhova, Anna, Hanley, Jacob, Falck, Hendrik, Martel, Edith (2022) Uranium Mineralization in the MacInnis Lake Area, Nonacho Basin, Northwest Territories: Potential Linkages to Metasomatic Iron Alkali-Calcic Systems. Minerals, 12 (12) 1609 doi:10.3390/min12121609 | Journal (article/letter/editorial) | | minerals Article Uranium Mineralization in the MacInnis Lake Area, Nonacho Basin, Northwest Territories:...Terekhova, A.; Hanley, J.; Falck, H.; Martel, E. Uranium Mineralization in the MacInnis Lake Area, Nonacho...and institutional affil- Department of Geology, Saint Mary’s University, 923 Robie St., Halifax, NS B3H...paragenesis, mineral chemistry and geochemistry of uranium mineralized rocks and minerals of the MacInnis... to evaluate the style and relative timing of uranium mineralization. Mineralization is restricted to |  | | Journal (article/letter/editorial) | | elsevier.com/locate/apgeochem Natural and depleted uranium in the topsoil of Qatar: Is it something to worry... Kersten a b s t r a c t This study examines uranium in soils of Qatar to investigate whether there...there is any detectable traces of depleted uranium (DU). 409 soil samples were collected using a 10 km grid...e. comparable to the isotopic ratio in natural uranium (NU). The distribution of these concentrations...results showed that there is no linkage between the occurrence, distribution, concentrations and isotopic ratios |  | | Journal (article/letter/editorial) | | see Walther (1981, 1982, 1983). Due to their occurrence in all geotectonic environments and lithological...Oberboehmsdorf, galena, calcite Antimony and bismuth vein-type occurrences 18 slates stibnite, native...1982 chalcopyrite, galena, bismuthinite, native bismuth, gersdorffite, arsenopyrite, f l u o r i t e ,...lineament-bound lead occurrences, [] antimony and bismuth vein-type occurrences, • unconformity related vein-type...Kittenrain 17.664 15.572 3?.846 Antimony and bismuth vein-type occurrences I 2 3 4 7 8 18 stibnite |  | | Journal (article/letter/editorial) | | uranosphaerite, crystal structure, uranyl oxide hydrate, uranium, crystal chemistry. SOMMAIRE Nous avons résolu...structure cristalline, oxyde hydraté d’uranyle, uranium, cristallochimie. § E-mail address: pburns@nd...are common constituents of oxidized portions of uranium deposits, and are important for understanding the...where they exert an impact on the mobility of uranium (Roh et al. 2000, Yamakawa & Traina 2001). Structures...aggregates of crystals, and is associated with various uranium and cobalt–nickel arsenates in veins of hydrothermal |  | | Report (volume) | | Area Polymetallic vein deposits E21 Beryllium-, bismuth-, and thorium-bearing pegmatites E21 Paleoplacer...geologic time chart in appendixes). One gold-silver occurrence in the Baboquivari Peak Wilderness Study Area...resources of gold, silver, copper, lead, zinc, barium, bismuth, manganese, molybdenum, or tungsten in polymetallic...has low potential for resources of beryllium and bismuth in pegmatites or quartz veins and the entire wilderness...low potential for resources of thorium, niobium, uranium, and rare-earth elements, such as lanthanum and |  | | Report (issue) | | and lanthanum and low resource potential for uranium in Precambrian rocks exposed in the southeastern...study area. There is low resource potential for uranium, thorium, niobium, lanthanum, and beryl along the...investigation, and there are no other indications of uranium resources in the study area. Identified Resources...indication of this mineral was found. A reported uranium anomaly could not be confirmed. Sand and gravel... and lanthanum and low resource potential for uranium. Sand and gravel occur mostly in small deposits |  | | Report (issue) | | base-metal breccia-pipe, and rhyolite-related uranium deposits. These occur in a variety of geologic...porphyry-type copper and molybdenum or rhyolite-related uranium deposits within the study area. No rocks suitable...related to Miocene intrusions; and (5) disseminated uranium deposits that formed during the late stages of...later thermal events. Anomalous concentrations of uranium occur around the margins of 18- 19-m.y.-old high-silica...intrusions; these high uranium concentrations are thought to have formed by explusion of uranium, beryllium, molybdenum |  | | Report (issue) | | SURVEY INTERIM REPORT ON AN APPRAISAL OF THE URANIUM POSSIBILITIES OF ALASKA* By Helmuth Wedow9 Max...preliminary form the authors 7 opinions of the uranium possibilities of Alaska through March 1951 S the...regarded as most favorable were appraised for their uranium possibilities in reconnaissance fashion by several............................ Summary of Alaskan uranium possibilities Introduction ......... i 1 ............... 1U The Alaskan regions and their uranium possibilities .... 17 Seward Peninsula-Kobuk |  | Marsh, S.P., Moyle, P.R., Knox, R.D., Howard, K.A., Raines, G.L., Hoover, D.P., Simpson, R.W., Rumsey, Clayton M. (1982) Mineral resource potential of the Sheep Hole-Cadiz Wilderness Study Area (CDCA-305), San Bernardino County, California. Open-File Report Vol. 1982 (82-957) US Geological Survey doi:10.3133/ofr82957 | Report (issue) | | ............................................. Uranium..................................................areas of speculative to hypothetical vein-type uranium resources; and (7) minor resources of low potential...Aeroradiometric data produced for the NURE (National Uranium Resource Evaluation) program of the U.S. Department...1981) and found to show two anomalous areas of uranium in the Sheep Hole Mountains and one in the south...Recent activity by private industry also includes uranium exploration, oil and gas lease applications, and |  | | Report (issue) | | ........................... 10 PLATES 1. 2. Uranium occurrences, sample localities, and geology for...radiometric measurements (based on detection of bismuth 214) for westcentral Ventura County, California.......in pocket TABLES 1. 2. 3. 4. Summary of uranium claims........................................2... INTRODUCTION The purpose of this report is to relate uranium occurrences and geochemical data to geologic and...was collected to aid in evaluating the potential uranium resources in part of the Los Padres National Forest |  | | Book | | " However, this problem became such a common occurrence that it made more sense to drop this boring repetitive...senior author. Occurrence Wherever possible, I have tried to include the type of occurrence. This may be...This is a very short statement about the mode of occurrence: grains, crystals, aggregates, etc. as well as...Africa Romania Russia Slovakia Spain Sweden Switzerland Tajikistan United Kingdom United States of America...Poudrette Quarry, Mont Saint-Hilaire, Rouville County, Quebec, Canada. Occurrence: A single crystal (coated |  | | Book (edition) | | (in alphabetical order): Thomas Armbrusler (Switzerland). Daniel Atcncio (Brazil). Malcolm Back (Canada)...Aluminum Antimony Argon Arsenic Barium lkryllium Bismuth Boron Bromine Cadmium Calcium Carbon Cerium Cesium...Thallium Thorium Thulium Tin Titanium Tungsten Uranium Vanadium Xenon Yllerbium Yttrium Zinc Zirconium...MPO,MCO;)iS'·o 2 )O, trig., Poudrene quany, Moni Saint-Hilaire, Rouville County, Quebec, Canada. New Mins...to Tbomasclarklte-(Y), Pouelrette quarry. Moni Saint-llilairc. RoU\,ille County, Qu bec. Canada. CM 38 |  | | Journal (issue) | | including bismuth, erythrite, roselite, and zeunerite. Ores of silver, cobalt, nickel, bismuth, copper...copper and uranium have sustained centuries of mining and mining culture while supplying countless mineral...yielded excellent specimens of silver, bismuth, cobalt and uranium minerals. Erythrite from the Rappold...Rappold and Daniel mines; native bismuth from the Siebensch!ehen and Weisser Hirsch mines; native silver and...of the very rare bismuth-containing species eulytine and pucherite; very rare uranium minerals from the |  | McKinley, James P., Zachara, John M., Liu, Chongxuan, Heald, Steven C., Prenitzer, Brenda I., Kempshall, Brian W. (2006) Microscale controls on the fate of contaminant uranium in the vadose zone, Hanford Site, Washington. Geochimica et Cosmochimica Acta, 70 (8) 1873-1887 doi:10.1016/j.gca.2005.10.037 | Journal (article/letter/editorial) | | Microscale controls on the fate of contaminant uranium in the vadose zone, Hanford Site, Washington James...microscopic scale to determine the mode of uranium occurrence—microprecipitates of uranyl (UO22+) silicate...to understand the heterogeneous distribution of uranium and the chemical processes that controlled it....and electron microprobe imaging showed that the uranium was associated with a minority of clasts, specifically...at micron resolution showed the uranium to be hexavalent. The uranium was precipitated in microfractures |  | | Book | | .. • • • Supergene uranium deposits Polymetallic lode deposits of· uranium Pegmatites Camotite deposits...deposits Placer deposits Other uranium occurrences By-production from existing mines • How TO TEST FOR...prospecto1·s for guidance i11 their explorations for uranium and thorium 0res. No attempt is made to describe...strategic importance. The demand for supplies of uranium is now acute ; and although the demand for thoriu1n...energy was established, estimated known reserves of uranium and thorium ores have increased very substantially |  | | Journal (article/letter/editorial) | | 10.3190/jgeosci.013 Original paper Supergene uranium mineralization from Horní Halže near Měděnec (Krušné...Czech Republic Corresponding author Supergene uranium mineralization was studied at Horní Halže near...discussed. Keywords: uranyl, supergene minerals, uranium, unit-cell parameters, chemical composition, Horní...paragenetic properties of minerals containing hexavalent uranium in the form of uranyl ion, UO22+, focuses in principle...inclusive their paragenesis, origin, formation and occurrence at individual localities. The second direction |  | | Journal (article/letter/editorial) | | Institution X-ray Laboratory. 1976. Furongite, a new uranium mineral found in China. Acta Geologica Sinica 50...Liu Lai-Pao. 1964. Preliminary report on the occurrence of a new hydrous magnesium borate—hungchaoite...Falan, and Zhang Jingyi. 1994. Pingguite—A new bismuth tellurite mineral. Acta Mineralogica Sinica 14...Province. X-ray Laboratory, Peking Institute of Uranium Geology and Xray Laboratory, Wuhan Geological College...1982. Xilingolite, a new sulphide of lead and bismuth. Acta Petrologica Mineralogica et Analytica 1 (4): |  | | Journal (article/letter/editorial) | | 1998 / Accepted: 19 August 1999 Abstract The uranium- /®ssion-xenon systems in eleven samples selected...a valuable geochronological tool for studying uranium minerals. In samples of two deposits, ®ssion Xe...The occasional occurrence of sericite and adularia (K-Ar) and the more common occurrence of hematite (U-He)...Walenta 1992). The history of the discovery of uranium minerals in the Schwarzwald was reviewed by Kirchheimer...the former Menzenschwand mine. This is why the uranium-lead evidence from Schwarzwald pitchblende is poor |
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