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| 1: Introduction • Discovery and Exploitation of Uranium and Thorium ......... ......... ..... ...........Characteristics of Radioactive Deposits • Geochemistry of Uranium and Thorium ........................ 11 • Classification............................................. 30 Germany .................................................intended to serve as an introduction to the world of uranium and thorium minerals for the serious student or...of radioactive elements and the development of uranium and thorium ore deposits. Next, the geochemical |
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| 59, No. 1: 99–105 Scientific Communication Occurrence of Uraniferous Iron Grains at Gabal Gattar, El...00% of the total accessory heavy minerals of the uranium-mineralized samples of Gabal Gattar, El Missikat...Uraniferous iron grains are mainly composed of uranophane and -uranophane coated and stained with limonite. These...to the bright canary yellow to yellow uranophane and -uranophane mineral grains. The data obtained on...light colored varieties. This mode of occurrence of the uranium minerals requires special consideration |
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| 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...kasolite, metatorbernite, phosphuranylite, šreinite, uranophane and uranosphaerite, together with goethite and...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 |
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| o r ev High and low temperature alteration of uranium and thorium minerals, Um Ara granites, south Eastern...Keywords: Egypt Um Ara U-rich thorite Thorite Zircon Uranophane Alteration a b s t r a c t The Um Ara area,...south Eastern Desert of Egypt contains a number of uranium occurrences related to granitic rocks. U-rich thorite...thorite, thorite and zircon are the main primary uranium- and thorium-bearing minerals found in mineralized...alkali-feldspar granites; uranophane is the most common secondary uranium mineral. U-rich thorite contains |
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| Resources, D-3000 Hannover 51 (Fedeml Republic of Germany) (Received December 21. 1984; accepted for publication...Carl, C. and Dill, H., 1985. Age of secondary uranium mineralizations in the basement rocks of northeastern...U minerals formed during this redeposition - uranophane, torbernite, autunite, uranocircite and saleeite... Ages between 0.110 * 0.006 Ma (by the ionium-uranium method) and 8.6 Ma were obtained; these can be...1983) and for sandstones from the Church Rock uranium district in New Mexico, U.S.A. (Ludwig et al., |
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| Contributions to the Geology of Uranium 1953-54 GEOLOGICAL S U R*V E^Y 4 6 BULLETIN b 1009 UNITED...used to designate the separate chapters (A) Uranophane at Silver Cliff mine, Lusk, Wyo., by V. R. Wilmarth...___-____-___-__ (B) Identification and occurrence of uranium and vanadium minerals from the Colorado...____ (D) Further studies of the distribution of uranium in rich phosphate beds of the Phosphoria formation...C. Craig and others..-...-..-. (F) Glossary of uranium- and thorium-bearing minerals, by J. W. Frondel |
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| 1007/s00126-007-0171-1 ARTICLE Genesis of secondary uranium minerals associated with jasperoid veins, El Erediya...December 2007 # Springer-Verlag 2007 Abstract Uranium mineralization in the El Erediya area, Egyptian...hematization. The primary uranium mineral is pitchblende, whereas uranpyrochlore, uranophane, kasolite, and an...unidentified hydrated uranium niobate mineral are the most abundant secondary uranium minerals. Uranpyrochlore...Uranpyrochlore and the unidentified hydrated uranium niobate mineral are interpreted as alteration products of |
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| e o m o r p h Age and mineralogy of supergene uranium minerals — Tools to unravel geomorphological and...processes in granitic terrains (Bohemian Massif, SE Germany) H.G. Dill a,⁎, A. Gerdes b, B. Weber c a b c ...niversity, Mainz D-55099 Mainz, Becherweg 21, Germany Goethe-University Frankfurt, Institute of Geosciences...Frankfurt am Main, Germany Bürgermeister-Knorr Str. 8 D-92637 Weiden i.d.OPf., Germany a r t i c l e i...terrain Landscape Mineralogy Supergene uranium minerals U/Pb dating Germany a b s t r a c t Uranyl phosphates |
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| figures and 4 tables Abstract: The rare secondary uranium mineral uranosphaerite from Horní Halže (Krušné...uranospherite, uranosferite), a rare secondary mineral of uranium and bismuth, was firstly described by Weisbach...Uranosphaerite was named in allusion to the content of uranium and form of aggregation (Frondel 1958). Chemical...hydroxide or hydrated oxide of bismuth and hexavalent uranium with the uncertain formula Bi2O3·2UO3·3H2O = (BiO)(UO2)(OH)3...France) on quartz accompanied by woelsendorfite or uranophane. Ambartsumyan et al. (1961) reported a thermal |
 | Plášil, J., Sejkora, J., Ondruš, P., Veselovský, F., Beran, P., Goliáš, V. (2006) Supergene minerals in the Horní Slavkov uranium ore district, Czech Republic. Journal of the Czech Geological Society, 51 (1-2) 149-158 | Journal (article/letter/editorial) |
| 149 Supergene minerals in the Horní Slavkov uranium ore district, Czech Republic Supergenní minerály...information on supergene minerals of the Horní Slavkov uranium ore district. Mineralogical studies confirmed occurrences...rutherfordine, schultenite, siderite, torbernite, uranophane, zeunerite, and unnamed phase UNK5. The present...reported occurrences of bassetite, soddyite, uranophane-ß and uranospinite. Also presented is interpretation...district. Key words: Horní Slavkov uranium district; supergene minerals; uranium; uranyl minerals Review of |
 | 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...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...local Ba-rich K-feldspar alteration of host rocks. Uranium mineralized rocks show elevated concentration of |
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| States By BASIL G. DEAN SELECTED BIBLIOGRAPHIES OF URANIUM GEOLOGY GEOLOGICAL SURVEY BULLETIN 1059-G ...map of the United States showing the location of uranium-bearing vein deposits referred to in the annotations...BIBLIOGRAPHIES OF URANIUM GEOLOGY SELECTED ANNOTATED BIBLIOGRAPHY OF THE GEOLOGY OF URANIUM-BEARING VEINS...emphasize the geologic aspects of veins that contain uranium. An index map shows the location of vein deposits...author, geographic area, and subject. INTRODUCTION Uranium-bearing veins are common in the United States and |
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| Resource Report 80 GEOLOGY AND MINERALOGY OF COPPER-URANIUM OCCURRENCES IN THE PICTURE ROCKS AND SONESTOWN...report documents a large number of copper and uranium occur rences within one area of the Catskill Formation...occurrences is thoroughly appreciated. Several former uranium prospectors of the late-1950's boom have dis closed...Corporation's Pittsburgh District provided most of the uranium and semiquantitative trace-element analyses of...Picture Rocks-Sonestown area History of copper and uranium prospecting in the Picture RocksSonestown area |
 | Polák, Luboš, Ferenc, Štefan, Biroň, Adrián, Sýkorová, Martina (2016) Uranofán zo Seliec pri Banskej Bystrici (Starohorské vrchy, Slovenská republika) [Uranophane from Selce at Banská Bystrica (Starohorské vrchy Mts., Slovak Republic)]. Bulletin mineralogicko-petrologického oddělení Národního muzea v Praze, 24 (2) 178-182 | Journal (article/letter/editorial) |
| Bystrici (Starohorské vrchy, Slovenská republika) Uranophane from Selce at Banská Bystrica (Starohorské vrchy...1211-0329. Abstract Uranophane was identified in Permian arkoses containing uranium mineralization at the...rocks fissures, also it fills rock cavities. Uranophane has a light to dark yellow colour, with yellow...boltwoodite (?), malachite and hydrated Mn oxides. Uranophane was identified by powder X-ray diffraction data...The results of infrared spectroscopic study of uranophane and assignment of spectra are given in the paper |
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| oxidation of pyrite caused reduction and fixation of uranium. The study area can be considered as a possible...closely determine the topography of the study occurrence, and vicinity. The granite of Gattar shows high...south (Salman et al., 1986; Shalaby, 1996). The uranium mineralization, at Gattar prospect, seems to be...Egyptian Nuclear Material Authority discovered uranium in Jabal Gattar, as well as many other occurrences...Eastern Desert, during the last few decades. The uranium mineralization is mainly restricted to sheared |
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| VOL. 50, JULY_AUGUST, 1965 A UNIQUE OCCURRENCE OF URANIUM MINERALS, MARSHALL PASS, SAGUACHE COUNTY...Calif ornta. AssrnA.cr rn 1956 several unusual uranium deposits were uncovered in the Marshall pass district...claim, produced about five tons of high-grade uranium ore. The bedrock at the deposit is a quartzbio...of the schist have been completely replaced by uranium and suifide minerals, producing "rich" ore bodies...of soils surrounding the deposit indicate that uranium has migrated less than 100 feet downslope from |
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| SURVEY CIRCULAR 338 SUMMARY OF INVESTIGATIONS OF URANIUM DEPOSITS IN THE PUMPKIN BUTTES AREA, JOHNSON AND...SURVEY CIRCULAR 338 SUMMARY OF INVESTIGATIONS OF URANIUM DEPOSITS IN THE PUMPKIN BUTTES AREA, JOHNSON AND...E. Soister, and Stewart R. Wallace S. N JUAN URANIUM EXp_L.O&All.O~ IN~ ,. This report concerns work...area. ii ' 41° SUMMARY OF INVESTIGATIONS OF URANIUM DEPOSITS IN THE PUMPKIN BUTIES AREA, JOHNSON AND... . White River formation .................... Uranium deposits............................ . Mineralogy |
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| Rocks in the the Association of Materials with Uranium and Deposits in Sedimentary United States By LEONARD...LEONARD j. SCHMITT A survey of stratabound uranium and other metal deposits in the United States to...the association of petroliferous materials with uranium and other metal deposits in sedimentary rocks in...3:1798 1. Petroleum-Geology-United States. 2. Uranium-United States. 3. Rocks, Sedimentary. I. Title...Present investigation 3 Acknowledgments 3 Geology of uranium districts or deposits that show positive associations |
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| Geology and Uranium Occurrences in the Miller Hill Area Carbon County Wyoming By JAMES D. VINE and GEORGE...GEORGE E. PRICHARD CONTRIBUTIONS TO THE GEOLOGY OF URANIUM GEOLOGICAL SURVEY BULLETIN 1074-F This report...-----------------------------------------Uranium occurrence~s --------------------------------------...--------------------------------------Description of seleeted uranium localities -------------------------------------------Locality...------------------------------------Origin of uranium deposits _____________________________________ |
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| rudní oblasti (Česká republika) Selected supergene uranium minerals from the Tachov ore area (Czech Republic)...ISSN 1211-0329. Abstract The occurrence of three uranyl minerals (uranophane-beta, metauranocircite, metatorbernite)...Bohemia, Czech Republic). Uranophane-beta was determined at abandoned uranium deposit Vítkov II. It forms...41(1)o and V 1431.6(2) Å3. Chemical analyses of uranophane-beta correspond to the empirical formula (Ca1...product of in-situ supergene alteration of primary uranium mineralization in environment under the present |
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| Resources, P.O. Box 510163, D-30631 Hannover, Germany Goethe-University Frankfurt, Institute of Geosciences...Frankfurt am Main, Germany c Bürgermeister-Knorr Str. 8, D-92637 Weiden i.d.OPf., Germany b a r t i c l...the conventional U/Pb dating methods applied and uranium disequilibria made use of, in the current investigation...been extended for the first time to Pleistocene uranium mineralization in weathering pits and thus the...et al., 2004; Gerdes and Zeh, 2006). Secondary uranium minerals were analyzed for U, Th and Pb isotopes |
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| Identification and Occurrence of Uranium and Vanadium Minerals From the Colorado Plateaus GEOLOGICAL...BULLETIN 1009-B IDENTIFICATION AND OCCURRENCE OF URANIUM AND VANADIUM MINERALS FROM THE COLORADO...Geological Survey on identification and occurrence of uranium minerals of the Colorado Plateaus, contains...of chemical and spectrographic analysis of 48 uranium and vanadium minerals. Also included is a list...identified. INTRODUCTION AND ACKNOWLEDGMENTS The 48 uranium and vanadium minerals described in this report |
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| Systematic Mineralogy Of Uranium And Thorium By CLIFFORD FRONDEL GEOLOGICAL SURVEY BULLETIN 1064...Frondel, Clifford, 1907Systematic mineralogy of uranium and thorium. Washington, U. S. Govt. Print. Off..." Bibliography: p. 361-396. 1. Uranium ores. 2. Thorium. 3. Uranium ores-Bib!. 4. Thorium-Bib!. I. Title...Title. II. Title: Mineralogy of uranium and thorium. (Series) QE75.B9 no. 1064 549.74 -----Copy 2...broad and intensive study of the mineralogy of uranium and thorium as part of its program of investigation |
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| IAEA-TECDOC-361 VEIN TYPE URANIUM DEPOSITS REPORT OF THE WORKING GROUP ON URANIUM GEOLOGY ORGANIZED BY THE...ATOMIC ENERGY AGENCY, VIENNA, 1986 VEIN TYPE URANIUM DEPOSITS IAEA, VIENNA, 1986 IAEA-TECDOC-361 Printed...exploration for uranium deposits over the last decade has added significantly to our knowledge of uranium geology...geology and the nature of uranium deposits. Much of the information that has been developed by government...and publication. With the current cut-back in uranium exploration and research efforts there is a real |
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| Ruprechtic u Liberce (Česká republika) Phurcalite and uranophane-beta from Ruprechtice near Liberec (Czech Republic)...2570-7337 Abstract A rare uranium supergene minerals, phurcalite and uranophane-beta, were found in association...43(1)o and V 1436.3(2) Å3. Chemical analyses of uranophane-beta correspond to the empirical formula Ca1...96(AsO4)0.04·6H2O. Key words: phurcalite, uranophane-beta, uranium minerals, unit-cell parameters, chemical...Sidorenko GA, Verin IA (2003) Crystal structure of β-uranophane from the Transbaikal region and its relation |
