 | Macdonald, R., Bagiński, B., Kartashov, P., Zozulya, D., Dzierżanowski, P. (2012) Chevkinite-group minerals from Russia and Mongolia: new compositional data from metasomatites and ore deposits. Mineralogical Magazine, 76 (3) 535-549 doi:10.1180/minmag.2012.076.3.06 | Journal (article/letter/editorial) | | 535–549 Chevkinite-group minerals from Russia and Mongolia: new compositional data from metasomatites and...et al. (2011) granites, nepheline syenites and massif-type anorthosites in the Archaean Keivy terrane...Umbozero lake, at the eastern contact of the Khibiny massif, where it occurs in a metasomatite. The type locality...from aegirinized syenite pegmatites in the Burpala massif. This phase (sample BP) is of particular interest...MushugaiKhuduk carbonatite complex, Gobi desert, Mongolia, which contained unusually large amounts of Ca |  | | Journal (article/letter/editorial) | | primary ThSiO4 associated with chevkinite-(Ce) in a quartz-epidote metasomatite; (2) during alteration of...quartzolite; (3) during alteration of fergusonite-(Y) in a quartz-epidote metasomatite; (4) following exsolution...study has focused on five samples, collected from quartz-epidote metasomatites, a syenite pegmatite and...(the Keivy massif, Kola Peninsula and the Vishnevye Mountains, southern Urals) and Mongolia (the Khaldzan-Buragtag...quartzolite from the Rova occurrence in the West Keivy massif, where it occurs as a small outcrop, 1– 2 m in |  | | Journal (article/letter/editorial) | | occurrences and deposits from the Keivy alkaline province and, in particular, to show how the distribution...(Brøgger, 1906; Barth, 1927; Nilssen, 1970); Haldzan Buragtag, Mongolian Altai (Macdonald et al., 2015); Ilmeny...fergusonite-(Nd) in the Tatyana pegmatite, Haldzan Buragtag alkali granite massif, Mongolian Altai (Macdonald et al....related to Keivy alkali granite The Keivy alkaline province consists of 2.67-2.65 Ga aegirine-arfvedsonite...composed of equal amounts of xenomorphic albite, quartz, microcline, and shlieren-like segregations of |  | Bagiński, B., Macdonald, R., Dzierżanowski, P., Zozulya, D., Kartashov, P. M. (2015) Hydrothermal alteration of chevkinite-group minerals: products and mechanisms. Part 1. Hydration of chevkinite-(Ce) Mineralogical Magazine, 79 (5) 1019-1037 doi:10.1180/minmag.2015.079.5.01 | Journal (article/letter/editorial) | | the TsahirinKhuduk ore occurrence, Khaldzan Buragtag massif, Mongolia. He considered that the alteration...of A-type granites and syenites of the Graciosa Province, southern Brazil, Vlach and Gualda (2007) documented...amphibolite) in the El’ozero occurrence, West Keivy massif, Kola Peninsula, Russia (Zozulya et al., 2005)...occurrence, West Keivy massif, is from a quartzolite vein and contains quartz, microcline, aegirine,...a matrix dominated by alkali feldspar and quartz. The quartz occurs either in granophyric intergrowths |  | Macdonald, Ray, Bagiński, Bogusław, Kartashov, Pavel M., Zozulya, Dmitry, Dzierżanowski, Piotr, Jokubauskas, Petras (2015) Hydrothermal alteration of a chevkinite-group mineral to a bastnäsite-(Ce)-ilmenite- columbite-(Fe) assemblage: interaction with a F-, CO2-rich fluid. Mineralogy and Petrology, 109 (6) 659-678 doi:10.1007/s00710-015-0394-2 | Journal (article/letter/editorial) | | the TsahirinKhuduk ore occurrence, Khaldzan Buragtag massif, Mongolia. He considered that the alteration...to a corona of allanite-ilmenitetitanite-epidote-quartz by residual magmatic fluids and a later hydrothermal...of A-type granites and syenites of the Graciosa Province, southern Brazil, Vlach and Gualda (2007) documented...of small carbonate (calcite, ferrodolomite) and quartz veinlets. Early carbonatization involved moderate...of ilmenite, bastnäsite-(Ce), columbite-(Fe) and quartz, with scattered crystals of aegirine and ThSiO4 |  | Grew, Edward S., Hystad, Grete, Toapanta, Myriam P. C., Eleish, Ahmed, Ostroverkhova, Aleksandra, Golden, Joshua, Hazen, Robert M. (2019) Lithium mineral evolution and ecology: comparison with boron and beryllium. European Journal of Mineralogy, 31 (4) 755-774 doi:10.1127/ejm/2019/0031-2862 | Journal (article/letter/editorial) | | non-magmatic hydrothermal rocks in the Eastern Pedriza Massif, Spain (Fig. 1c), as well as from the greater number...Brunswick, Canada), skarns (e.g., Xianghualing, Hunan Province, China), and the Vico volcanic complex (Table...2002); Kalahari manganese field, Northern Cape Province, South Africa; Lovozero and Khibiny alkaline complexes...glacier, Alai Range, Tajikistan; Eastern Pedriza Massif, Spanish Central System batholith, Spain; Mont...Top pegmatite, Kalahari manganese field, Pedriza massif and in four peralkaline complexes, all marked |  | | Journal (article/letter/editorial) | | also contain microcline perthite. Two types of quartz were found, particularly, the samples were taken...mainly Page 7 of 24 156 consists of K-feldspars, quartz and albite, with minor traces of alkali amphibole...intermediate zones are composed essentially of quartz (53–80% by volume), magnetite and titanomagnetite...thorite and gummite that form about 1% by volume. Quartz occurs as colourless crystals that have been deformed...microvienlets of fergusonite (figure 6c) and/or quartz. Zircon occurs as euhedral to subhedral crystals |  | | Book (volume) | | minerals from alkaline pegmatites of the Kovdor massif: (1) mogovidite (CO32 -dominant), (2) golyshevite...kyanoxalite from Alluaiv Mt., Lovozero alkaline massif, Kola peninsula, Russia (After Chukanov et al....Rastsvetaeva et al. 2009) from the Yoko-Dovyren massif, Northern Baikal area 14 1 The Application...suolunite Ca2[Si2O5(OH)2]·H2O from the YokoDovyren massif, Northern Baikal area Fig. 1.18 IR spectrum of...Na4[Si2O4(OH)2]2·7H2O from the Palitra pegmatite, Lovozero massif, Kola peninsula hydrated proton) in solids and |
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Khaldzan Buragtag massif, Myangad District, Khovd Province, Mongolia