 | | Journal (article/letter/editorial) |
| geological evolution of the Karkonosze–Izera Massif (the Sudetes, Poland) — Towards a model Ksenia Mochnacka...Protection, al. Mickiewicza 30, 30-059 Kraków, Poland University of Wrocław, Institute of Geological...Geological Sciences, Pl. M. Borna 9, 50-204 Wrocław, Poland a r t i c l e i n f o Article history: Received...Available online 10 July 2014 Keywords: The Sudetes Karkonosze–Izera Massif Geological evolution Variscan and...occurrences Ore-forming processes a b s t r a c t The Karkonosze–Izera Massif is a large tectonic unit located |
 | | Report (issue) |
| of uranium deposits at the Pitch Mine, Saguache County, Colorado .......................................uranium might have migrated upward from the middle-lower crust along a deep dislocation zone during the first...than by fractionation of upper mantle or the mafic lower crust. The limited number of chemical analyses show...structures of the host rock. The more important lower one has an average thickness of 5 m and has been...a migration of uranium upwards from the middle-lower crust along deep reaching dislocation zones may |
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| . . . . . . . . . . . . . . . 3.7 Westsudetic-Silesian Region, East Bohemia .. . . . . . . . . . . .... . . . . . . . . 477 477 481 482 Chapter 10 Poland . . . . . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . . 10.1 Sudety Mountains, Lower Silesia . . . . . . . . . . . . . . . . . . . .... . . . . . . . . . . 10.1.1 Kowary (Schmiedeberg) Ore Field, Karkonosze-Izerski Block (Riesengebirge-Isergebirge)... . . . . . . 10.2 Other Uranium Occurrences in Poland . . . . . . . . . . . . . . . . . . . . . . . |
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| solidif}^ at temperatures several hundred degrees lower, and thus after the ore minerals. 2. Magmatic differentiation...(Schemnitz, the silver-tin ores of Bolivia). There is no lower temperature limit of hydrothermal deposits. They...minerals are present everywhere. b) Chalcocite-enargite-tennantite group. Characterized by marked decrease...Chalcopyrite-siderite formation: Mainly notably lower in temperature of formation t h a n the related...southern Norway belongs most probably to this type. At lower temperatures the number of '"resurgent" thermal |
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| Chapter 1 Introductory Concepts Chapter 4 Mantle and Lower Crust Derivatives Chapter 5 Replacement Patterns...hydrothermal veins. (ii) The granite intrusion mobilized lower crustmantle material due either to deep seated granitization...segregation also takes place under considerably lower temperature conditions. Augustithis has described...result of lateral leaching and mobilization by lower temperature conditions of elements from basalts...antipathy or incompatibility of Cr and Ti. (iv) The lower crust is an anorthosite-rich environment in which |
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| Cinnabar Cobaltite Copper Covellite Cubanite Cuprite Enargite Galena Goethite Gold Graphite Hematite Ilmenite...machined so that it has flat and parallel upper and lower surfaces, or more sophisticated sample holders may...Pyrite Magnetite Niccolite Marcasite Pyrrhotite Enargite Ilmenite with other minerals or fragments of...illumination as is comfortable should be used. 2. A lower-power objective lens should be used if possible...Pyrolusite Cinnabar Stannite Tennantite Cuprite Enargite Rutile Manganite 71 58 26 55 32 47 40 56 53 49 |
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| abbreviations: Rep. (republic), prov. (province), co. (county), munic. (municipio), pref. (prefecture), dept...central United States or of the Upper Silesian historical region in Poland, where the importance of ore-bearing...Uintah County. Utah. and m (2.B. acanthite group). Monoclinic, C2/m, a,b,c Rio Blanco County. Colorado... California, etc. At Jordan6w Slcl5ki, Lower Silesia, Poland. The oldest known deposits of white nephrite...Plat., Malawi, G 10 17 River Formation in Uintah County, Utah. Deer et al., v. 2A,483, 1997. Aenigmatite |
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| The present is a "prime time" of exposure of the lower Tertiary and late Mesozoic high-level (epizonal)...volcanic roof 10 km TV Cr 3 , BOULDER BATHOLITH L Lower crust, composed mostly of amphibolitic and gabbroic...rich in silver has mainly hypogene chalcocite and enargite, lesser tetrahedrite in quartz-pyrite gangue,...mineralization intersected by "main stage" chalcocite and enargite veins. Butte Quartz Monzonite is the host rock...associated with upper Devonian to upper Permian (or even lower Triassic) magmatism, although the importance with |
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| The present is a "prime time" of exposure of the lower Tertiary and late Mesozoic high-level (epizonal)...monzonite, and satellite plutons granodiorite Lower crust, composed mostly of amphibolitic and gabbroic...rich in silver has mainly hypogene chalcocite and enargite, lesser tetrahedrite in quartz-pyrite gangue,...mineralization intersected by "main stage" chalcocite and enargite veins. Butte Quartz Monzonite is the host rock...associated with upper Devonian to upper Permian (or even lower Triassic) magmatism, although the importance with |
 | | Journal (volume) |
| Mineralogical Association Mineralogical Society of Poland Mineralogical Society of Romania Geological Society...(France) (Czech Republic) (Croatia) (Hungary) (Poland) (Slovenia) (Bulgaria) (Hungary) (Hungary) (Hungary)...(Austria) (Romania) (Slovakia) (China) (Germany) (Poland) (Italy) (Czech Republic) (Romania/USA) (Germany)...Waychunas, G.A.: Mineralogy and geochemistry at lower dimensionality: mineral-water interfaces and nanoparticles.........415 GM71 From the protoplanetary disc to lower mantle: Celebrating 170 years of perovskite research |
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| . . . 4.7 Type 7 Quartz-pebble Conglomerate (Lower Proterozoic) . . . . . . . . . . . . . . . .......started in 1898 in the Paradox Valley, Montrose County (now Uravan Mineral Belt), yielding annually about...belt, Central-southern Jiangxi granite U belt, Lower Yangzi granite U belt, Gan-Hang volcanic U belt...area, USA. Surficial type (6); ( .. ) 1a Stevens County, USA - Okanagan Valley region, Canada; Ib Pryor...contained uranium resources (>10000mtU3 0 S , or lower tonnage but higher grades, and the amenability to |
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| content of marine placers diminished during the lower Proterozoic, possibly signaling the increased solubility...and Davison, 1976), but platinum and paladium are lower, and ruthenium, iri¬ dium, and osmium are higher...had crystallized. Platinum is commonly somewhat lower in abundance than palladium in basal segrega¬ tions...By contrast, copper is generally present at much lower grades in dispersed grains within undeformed sedimentary...work of James (1954). Silica content tends to be lower in the reduced iron facies and alumina (from detrital |
