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Published in 2020 at "Lithos"
DOI: 10.1016/j.lithos.2020.105667
Abstract: Abstract The 1.49 Ga Norra Karr complex (Sweden) consists of deformed and metamorphosed peralkaline nepheline syenites that contain eudialyte-group minerals as the major host of high field strength elements and rare earth elements. Earlier studies revealed…
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Keywords:
nepheline syenites;
magmatic metamorphic;
group;
eudialyte group ... See more keywords
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Published in 2018 at "Crystallography Reports"
DOI: 10.1134/s1063774518040223
Abstract: An abnormally titanium-rich mineral of the eudialyte group was studied by IR spectroscopy and X-ray diffraction. The trigonal unit cell parameters are a = 14.165(1) Å, c = 30.600(5) Å, V = 5317.23(4) Å3, sp.…
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Keywords:
eudialyte;
titanium rich;
crystal structure;
eudialyte group ... See more keywords
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Published in 2020 at "Crystallography Reports"
DOI: 10.1134/s1063774520010204
Abstract: Abstract The crystal structure of a high-symmetry representative of the eudialyte group from the Norra Kärr massif (Sweden) has been investigated by X-ray diffraction analysis and IR spectroscopy. The trigonal unit-cell parameters are found to…
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Keywords:
new data;
crystal structure;
eudialyte group;
structure ... See more keywords
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1
Published in 2017 at "Geology of Ore Deposits"
DOI: 10.1134/s1075701517070030
Abstract: A new eudialyte-group mineral, ilyukhinite, ideally (H3O,Na)14Ca6Mn2Zr3Si26O72(OH)2 · 3H2O, has been found in peralkaline pegmatite at Mt. Kukisvumchorr, Khibiny alkaline pluton, Kola Peninsula, Russia. It occurs as brownish orange, with vitreous luster anhedral grains up…
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Keywords:
ilyukhinite h3o;
14ca6mn2zr3si26o72 3h2o;
eudialyte group;
h3o 14ca6mn2zr3si26o72 ... See more keywords
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Published in 2020 at "Minerals"
DOI: 10.3390/min10111011
Abstract: We review the compositional variation of eudialyte-group minerals (EGM) from the Ilimaussaq complex in South Greenland. Investigated samples cover all major rock units and associated pegmatites and aplites. The whole data set (>3000 analyses from…
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Keywords:
variation eudialyte;
review compositional;
complex south;
eudialyte group ... See more keywords