 | 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 |  | | Journal (article/letter/editorial) | | nepheline syenite pegmatites in the Oslo Rift, Norway: Zirconium silicate mineral assemblages as indicators...the polysomatic series epidote-tornebohmite from Stetind pegmatite, northern Norway. Acta Mineralogica-Petrographica...from the Tinnsja Cu-Ag deposit, Telemark county, Norway. I. Paragenesis and chemical composition. Canadian...& HUIJSMANS, J.P.P. (2010): Werdingite from SW Norway: the role of iron in a borosilicate with a mullite-type...from a sapphirine-garnet boudin, Bamble sector, SE Norway: Si0 2AI0 3 miscibility at high P-T dry granulite |  | 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...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...tourmaline are characteristic for the Písek pegmatite field. They intruded the migmatized gneisses of |  | | Journal (article/letter/editorial) | | replacement of xenotime by Y-rich apatite and Y-rich epidote as reported from calc-alkaline granitoids metamorphosed...resulting in replacement by apatite, allanite and D epidote (Broska and Siman, 1998; Finger et al., 1998; Broska...Metasomatization of xenotime from the Hidra massif (SW Norway) produced Th-U-Si depleted domains with secondary...of F, Na and Ca during formation of ca. 370 Ma pegmatite (Budzyń et al., 2018). The re-equilibration of...relative stabilities of xenotime, (Y,HREE)-rich epidote and (Y,HREE)-rich fluorapatite in the systems |  | Gorelova, Liudmila, Vereshchagin, Oleg, Cuchet, Stéphane, Shilovskikh, Vladimir, Pankin, Dmitrii (2020) Low-Temperature Crystal Chemistry of Hingganite-(Y), from the Wanni Glacier, Switzerland. Minerals, 10 (4) 322 doi:10.3390/min10040322 | Journal (article/letter/editorial) | | Si-rich bergslagite from a granitic pegmatite at Tennvatn, north Norway. GFF 2006, 128, 65–68. [CrossRef]...with hydrothermal fluids: Evidence from quartz-epidote metasomatites of the Haldzan Buragtag massif, Mongolian...induced xenotime-(Y) breakdown in the Skoddefjellet pegmatite, Svalbard. Mineral. Mag. 2011, 75, 159–167....Ca)2 (Fe,)Be2 Si2 O8 (OH,O)2 from Heftetjern pegmatite. Acta Crystallogr. 2017, B73, 899–906. Frost, |  | Budzyń, Bartosz, Harlov, Daniel E., Kozub-Budzyń, Gabriela A., Majka, Jarosław (2017) Experimental constraints on the relative stabilities of the two systems monazite-(Ce) – allanite-(Ce) – fluorapatite and xenotime-(Y) – (Y,HREE)-rich epidote – (Y,HREE)-rich fluorapatite, in high Ca and Na-Ca environments under P-T conditions of 200–1000 MPa and 450–750 °C. Mineralogy and Petrology, 111 (2) 183-217 doi:10.1007/s00710-016-0464-0 | Journal (article/letter/editorial) | | fluorapatite and xenotime-(Y) – (Y,HREE)-rich epidote – (Y,HREE)-rich fluorapatite, in high Ca and Na-Ca...xenotime-(Y) – (Y,HREE)-rich fluorapatite – (Y,HREE)-rich epidote have been tested experimentally as a function of...ratio of 13.3) promoted the formation of REE-rich epidote, allanite-(Ce), REE-rich fluorapatite, and fluorcalciobritholite...in set (2) prevented the formation of REE-rich epidote and allanite-(Ce). The reacted monazite-(Ce) was...fluorcalciobritholite. Additionally, (Y,HREE)-rich epidote formed at the expense of xenotime-(Y) in three |  | 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 |  | | Report (issue) | | defined by an alteration assemblage of calcite, epidote and chlorite, but it may retain relict plagioclase... filled with various combinations of calcite, epidote, chlorite and quartz, are common. Breccia, consisting...(hornblende and/or pyroxene) and fine-grained, chlorite-epidote-calcite-altered matrix. Thin to medium beds are...green, plagioclase-actinolitebiotite-chlorite (±epidote±calcite) schist that contains relict phenocrysts...local garnet and muscovite, abundant aplite and pegmatite dikes JHgg.e equigranular granite foliated |
|
