 | Pršek, Jaroslav, Majka, Jaroslaw, Uher, Pavel, Chudík, Peter (2010) Niobium-tantalum minerals in the Skoddefjellet NYF granitic pegmatite, Svalbard Archipelago, Norway: Primary versus secondary assemblage. Neues Jahrbuch für Mineralogie - Abhandlungen, 187 (3) 235-248 doi:10.1127/0077-7757/2010/0172 | Journal (article/letter/editorial) | | Niobium-tantalum minerals in the Skoddefjellet NYF granitic pegmatite, Svalbard Archipelago, Norway: Primary versus secondary...of Nb-Ta mineralization in a granitic pegmatite from the Svalbard Archipelago, Arctic Caledonides and the...phases are discussed. The Skoddefjellet NYF pegmatite located in southwest Spitsbergen (Wedel Jarlsberg Land)...environment and increasing fluorine activity during the pegmatite evolution. The formation of secondary phases is...is related to the hydrothermal stage of the pegmatite. Notably, the formation of Nb,Ta-bearing rutile |  | Majka, J., Pršek, J., Budzyń, B., Bačík, P., Barker, A. K., Łodziński, M. (2011) Fluorapatite-hingganite-(Y) coronas as products of fluid-induced xenotime-(Y) breakdown in the Skoddefjellet pegmatite, Svalbard. Mineralogical Magazine, 75 (1) 159-167 doi:10.1180/minmag.2011.075.1.159 | Journal (article/letter/editorial) | | fluid-induced xenotime-(Y) breakdown in the Skoddefjellet pegmatite, Svalbard J. MAJKA1,*, J. PRŠEK2, B. BUDZYŃ3...The pre-Caledonian NYF Skoddefjellet pegmatite in Wedel Jarlsberg Land, Svalbard, contains xenotime-(Y)...Ca- and F-bearing fluids interacting with the pegmatite. The occurrence of hinnganite-(Y) as a breakdown...There are few Ca-bearing primary phases in the pegmatite, indicating that the source of fluid was probably...of the pegmatite (i.e. beryl dissolution). K EY WORDS : xenotime, hingganite, apatite, pegmatite, Svalbard |  | Švecová, E., Čopjaková, R., Losos, Z., Škoda, R., Nasdala, L., Cícha, J. (2016) Multi-stage evolution of xenotime–(Y) from Písek pegmatites, Czech Republic: an electron probe micro-analysis and Raman spectroscopy study. Mineralogy and Petrology, 110 (6) 747-765 doi:10.1007/s00710-016-0442-6 | Journal (article/letter/editorial) | | alkali-rich fluids during the hydrothermal stage of the pegmatite evolution. The magmatic xenotime underwent intense...type of inclusions: i) xenotime with coffinite-thorite, cheralite and monazite inclusions and ii) xenotime...xenotime-(Y) from three granitic pegmatites of the Písek pegmatite field, Czech Republic. The chemical variability...Geological setting Moldanubian Zone The Písek pegmatite field is located 5–10 km E from the city of Písek...overprint (331–326 Ma). Pegmatites of the Písek pegmatite field Beryl-bearing pegmatites with abundant tourmaline |  | | Journal (article/letter/editorial) | | related to the presence of submicron inclusions of thorite and uraninite (Kositcin et al., 2003). These minor...massif (SW Norway) produced Th-U-Si depleted domains with secondary inclusions of thorite and uraninite...of F, Na and Ca during formation of ca. 370 Ma pegmatite (Budzyń et al., 2018). The re-equilibration of...gem-quality crystal (ca. D 1 cm in size) from pegmatite in the North-West Frontier Province (NWFP), Pakistan...composition SC (experimental charge of capsule vs. pegmatite) and, above all, to relatively short duration |  | Budzyń, Bartosz, Sláma, Jiří, Kozub-Budzyń, Gabriela A., Konečný, Patrik, Holický, Ivan, Rzepa, Grzegorz, Jastrzębski, Mirosław (2018) Constraints on the timing of multiple thermal events and re-equilibration recorded by high-U zircon and xenotime: Case study of pegmatite from Piława Górna (Góry Sowie Block, SW Poland) Lithos, 310. 65-85 doi:10.1016/j.lithos.2018.03.021 | Journal (article/letter/editorial) | | by high-U zircon and xenotime: Case study of pegmatite from Piława Górna (Góry Sowie Block, SW Poland)...by high-U zircon and xenotime: Case study of pegmatite from Piława Górna (Góry Sowie Block, SW Poland)...by high-U zircon and xenotime: case study of pegmatite from Piława Górna (Góry Sowie Block, SW Poland)...alteration of the intergrown zircon and xenotime in pegmatite from the Góry Sowie Block (SW Poland) was studied...features combined with U-Pb data indicate that the pegmatite-related crystallization of the NU zircon and |  | | Journal (article/letter/editorial) | | nioboaeschynite, ferrocolumbite, bastnaesite-(Nd), thorite, and an unidentified Y-P-Fe-Si-oxide. This association...2011) and subsequently from the Kvaløya Island (Norway) lamproite dike (Schingaro et al.,2014) . The yangzhumingite...not occurred. For example, at the Fen Complex (Norway) such alteration has resulted in conversion of...Scotia (Papoutsa and PePiper, 2013), Skoddefjellet, pegmatite, Norway (Pršek et al., 2010), the Coldwell...carbonatite) in the Fen central complex, Telemark (South Norway). Lithos, 17, 227-245. Andreoli, M.A.G., Smith |
|
