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Little Murun Complex

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Tausonite-strontian loparite from the <b>Little</b> <b>Murun</b> <b>complex</b>, Yakutia, Russia...
Published: 01 June 2017
Fig. 8. Tausonite-strontian loparite from the Little Murun complex, Yakutia, Russia. Tausonite occurs in the core of this strongly-zoned crystal. ( a ) Plane polarized light optical image; ( b ) false coloured back-scattered electron image. See Mitchell and Vladykin (1993) for compositional
Journal Article
Published: 01 June 2001
The Canadian Mineralogist (2001) 39 (3): 769-777.
...) Abstract The crystal structures of fedorite from the type locality, the Turiy complex (Kola Peninsula, Russia) and the Little Murun complex (Sakha, Russia), have been refined from single crystals by CCD X-ray diffractometry. Both samples are triclinic, space group P 1̅; fedorite from Turiy has a 9.6300(7...
FIGURES
Journal Article
Published: 01 December 1996
Mineralogical Magazine (1996) 60 (6): 907-925.
Journal Article
Published: 01 January 2014
American Mineralogist (2014) 99 (1): 235-241.
... of semenovite . American Mineralogist , 64 , 202 – 210 . Mitchell R.H. Vladykin N.V. ( 1993 ) Rare-earth element-bearing tausonite and potassium barium titanates from the Little Murun potassic alkaline complex . Mineralogical Magazine , 57 , 651 – 668 . Mitchell R.H. Vladykin...
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Journal Article
Published: 01 October 2003
Mineralogical Magazine (2003) 67 (5): 957-965.
... . Mitchell , R.H. and Vladykin , N.V. ( 1993 ) Rare earth element-bearing tausonite and potassium barium titanates from the Little Murun potassic alkaline complex, Yakutia, Russia . Mineralogical Magazine , 57 , 651 – 664 . Mitchell , R.H. , Yakovenchuk , V.N. , Chakhmouradian...
FIGURES
Journal Article
Published: 01 February 2002
The Canadian Mineralogist (2002) 40 (1): 121-136.
... a similar compositional trend ( Fig. 3A and references therein). Notable exceptions are apatite from the Ilímaussaq complex in Greenland ( Rønsbo 1989 ), whose compositions follow the Ca 5 (PO 4 ) 3 X – Na 2.5 LREE 2.5 (PO 4 ) 3 X join, and Sr-rich fluorapatite from Murun, characterized below...
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Journal Article
Published: 01 January 2006
European Journal of Mineralogy (2006) 18 (1): 127-138.
... from Coldwell alkaline complex, Ontario, Canada . J. Petrol ., 19 , 627 – 651 . Mitchell , R.H. & Vladykin , N.V. ( 1996 ): Compositional variation of pyroxene and mica from the Little Murun ultrapotassic complex, Aldan Shield, Russia . Mineral. Mag ., 60 , 907 – 925...
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Journal Article
Published: 01 October 2006
Mineralogical Magazine (2006) 70 (5): 463-484.
... the Little Murun potassic alkaline complex, Yakutia . Mineralogical Magazine , 57 , 651 – 664 Nadezhina , T.N. , Pushcharovsky , D.Yu. and Khomyakov , A.P. ( 1987 ) Refinement of crystal structure of belovite . Mineralogical Zhurnal , 9 ( 2 ), 45 – 48 (in Russian). Oberti...
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Journal Article
Published: 01 June 2000
The Canadian Mineralogist (2000) 38 (3): 617-626.
... Free State, South Africa . Mineral. Mag . 53 , 451 – 456 . Mitchell , R.H. & Vladykin , N.V. ( 1993 ): Rare earth element-bearing tausonite and potassium barium titanates from the Little Murun potassic alkaline complex, Yakutia, Russia . Mineral. Mag . 57 , 651 – 664...
FIGURES
Journal Article
Published: 25 November 2019
The Canadian Mineralogist (2019) canmin.1900042.
...Bin Wu; Han-Jie Wen; Christophe Bonnetti; Ru-Cheng Wang; Jin-Hui Yang; Fu-Yuan Wu Abstract The nepheline syenite pegmatite in the Saima alkaline complex in northeastern China is characterized by REE mineralization, mainly rinkite-(Ce) and associated alteration minerals. As the most abundant REE...
Journal Article
Published: 01 October 2002
The Canadian Mineralogist (2002) 40 (5): 1347-1374.
... rocks are cumulate in nature and contain very little alkalis (≤0.5 wt.% Na 2 O + K 2 O in the olivinites, and ≤1.0 wt.% Na 2 O + K 2 O in the clinopyroxenites: J. Moutte and D. Garcia, pers. commun.), whereas the foidolites are clearly younger than CAPR. In many carbonatite complexes, Na and K...
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Journal Article
Published: 01 April 2013
Mineralogical Magazine (2013) 77 (3): 275-326.
...S. V. Krivovichev Abstract Structural complexity of minerals is characterized using information contents of their crystal structures calculated according to the modified Shannon formula. The crystal structure is considered as a message consisting of atoms classified into equivalence classes...
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Journal Article
Published: 01 May 2014
American Mineralogist (2014) 99 (5-6): 999-1021.
...; that is, steep increases at specific times are separated by longer time intervals with little or no increase in diversity. Nonetheless, a closer examination of the record suggests that at about 1700 Ma, the rate of increase in diversity decreases and eventually levels off at ~35 species formed in a given 50 Ma...
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Journal Article
Published: 01 December 2005
The Canadian Mineralogist (2005) 43 (6): 2049-2068.
...; it has the potential to break down to olekminskite, alstonite and other Sr–Na–Ba–Ca carbonates, as observed in the subsolidus evolution of carbonates at the Little Murun complex ( Konyev et al. 1991 , Vorobyev & Piskunova 1987 ). Calcite and dolomite are notably absent in unaltered rocks...
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Journal Article
Published: 01 December 2014
Mineralogical Magazine (2014) 78 (7): 1613-1627.
... (Fe 2+ Fe 3+ )Si 8 O 24 : A new complex sheet silicate from peralkaline rocks of the Murun complex, eastern Siberia, Russia . American Mineralogist , 99 , 235 – 241 . Chernosky J.V. Jr. ( 1975 ) Aggregate refractive indices and unit cell parameters of synthetic serpentine...
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Journal Article
Published: 01 April 2005
The Canadian Mineralogist (2005) 43 (2): 795-812.
...Ruslan P. Liferovich; Ruslan P. Liferovich; Roger H. Mitchell Abstract We describe titanite with unusually high contents of Na, Nb, and Zr from a hydrothermal natrolite-rich vein cutting kalsilite–nepheline syenite at Mount Rasvumchorr, Khibina peralkaline complex, in the Kola Alkaline Province...
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Series: Mineralogical Society Series
Published: 01 January 2004
DOI: 10.1180/MSS.10.11
EISBN: 9780903056496
... phase, separated from the carbonatitic (or phoscoritic) magma. In contrast, the crystallization temperature of the dominant copper sulphide mineralization at Phalaborwa is considered to be medium to low. Thus, sulphide mineralization in the Kovdor Complex occurred at a higher temperature than...
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Series: Economic Geology
Published: 01 January 2005
DOI: 10.5382/AV100.14
EISBN: 9781934969519
... are located adjacent to first-order, deep-crustal fault zones, which show complex structural histories and may extend along strike for hundreds of kilometers with widths of as much as a few thousand meters. Fluid migration along such zones was driven by episodes of major pressure fluctuations during seismic...
Journal Article
Published: 01 April 2006
The Canadian Mineralogist (2006) 44 (2): 533-546.
... titanates from the Little Murun potassic alkaline complex, Yakutia, Russia . Mineral. Mag . 57 , 651 – 664 . Piilonen , P.C. , McDonald , A.M. & Lalonde , A.E. ( 2003 ): Insight into astrophyllite-group minerals. II. Crystal chemistry . Can. Mineral . 41 , 27 – 54...
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Journal Article
Published: 01 July 2007
European Journal of Mineralogy (2007) 19 (4): 533-546.
...Anton R. Chakhmouradian; Normon M. Halden; Roger H. Mitchell; László Horváth Abstract Rasvumite and “loparite-(Ce)” from the Mont Saint-Hilaire alkaline complex in Québec were re-examined using a variety of analytical techniques. Rasvumite crystals from a marble xenolith and tawite (“sodalite...
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