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telyushenkoite

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Journal Article
Published: 01 February 2002
The Canadian Mineralogist (2002) 40 (1): 183-192.
...Elena Sokolova; Danielle M.C. Huminicki; Frank C. Hawthorne; Atali A. Agakhanov; Leonid A. Pautov; Edward S. Grew Abstract The crystal structures of telyushenkoite, ideally Cs Na 6 [Be 2 Al 3 Si 15 O 39 F 2 ], trigonal, space group P 3̅ m 1, a 14.3770(8), c 4.8786(3) Å, V 873.2(1) Å 3 , Z = 1...
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Journal Article
Published: 01 November 2010
European Journal of Mineralogy (2010) 22 (6): 875-880.
... [Be 2 (Si 15 Al 3 ) ∑=18 O 39 F 2 ], and telyushenkoite, CsNa 6 [Be 2 (Si 15 Al 3 ) ∑= 18 O 39 F 2 ]. An average of five electron microprobe analyses gave Na 2 O 13.38, K 2 O 3.13, Al 2 O 3 11.08, SiO 2 66.03, F 2.70, BeO 3.65 (calc.), O = F −1.14, total 98.83 wt. %, resulting in the empirical formula K...
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MISCELLANEOUS REFINEMENT DATA FOR <b>TELYUSHENKOITE</b> AND LEIFITE
Published: 01 February 2002
TABLE 1. MISCELLANEOUS REFINEMENT DATA FOR TELYUSHENKOITE AND LEIFITE
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CHEMICAL COMPOSITION (wt.%) and UNIT FORMULAE ( apfu ) FOR <b>TELYUSHENKOITE</b> (...
Published: 01 February 2002
TABLE 2. CHEMICAL COMPOSITION (wt.%) and UNIT FORMULAE ( apfu ) FOR TELYUSHENKOITE (T) AND LEIFITE (L)
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FINAL ATOMIC PARAMETERS FOR <b>TELYUSHENKOITE</b> (upper row) AND LEIFITE (lower r...
Published: 01 February 2002
TABLE 3. FINAL ATOMIC PARAMETERS FOR TELYUSHENKOITE (upper row) AND LEIFITE (lower row)
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SELECTED INTERATOMIC DISTANCES (Å) AND ANGLES (°) FOR <b>TELYUSHENKOITE</b> AND L...
Published: 01 February 2002
TABLE 4. SELECTED INTERATOMIC DISTANCES (Å) AND ANGLES (°) FOR TELYUSHENKOITE AND LEIFITE
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The crystal structure of <b>telyushenkoite</b> viewed down [001]; the  A  and  Na ...
Published: 01 February 2002
F ig . 1. The crystal structure of telyushenkoite viewed down [001]; the A and Na sites are shown as red and yellow circles, respectively, T (1) tetrahedra [= Si,Al] are blue, T (2) and T (3) tetrahedra [= Si] are green, and T (4) [= Be] tetrahedra are magenta.
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A fragment of the crystal structure of <b>telyushenkoite</b> projected onto (100),...
Published: 01 February 2002
F ig . 2. A fragment of the crystal structure of telyushenkoite projected onto (100), showing the linkage between the six-membered rings of T (1) tetrahedra and the four-membered rings of T (2) and T (3) tetrahedra; legend as in Figure 1 .
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A detail of the crystal structure of <b>telyushenkoite</b>: (a) a cluster of one  ...
Published: 01 February 2002
F ig . 3. A detail of the crystal structure of telyushenkoite: (a) a cluster of one T (4) tetrahedron and three [7]-coordinated Na polyhedra projected onto (001); (b) linkage of these clusters along [001]. The T (4) tetrahedra are magenta, and the Na polyhedra are yellow.
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Chemical relations in leifite  sensu lato  and <b>telyushenkoite</b>; (a) Al as a ...
Published: 01 February 2002
F ig . 4. Chemical relations in leifite sensu lato and telyushenkoite; (a) Al as a function of Si; (b) A cations as a function of Si. Substitutions (1) and (2) [see text] are shown, and the star indicates telyushenkoite. The compositions are taken from Petersen et al. (1994) , Khomyakov
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Chemical relations in leifite  sensu lato  and <b>telyushenkoite</b>; (a) Al as a ...
Published: 01 February 2002
F ig . 4. Chemical relations in leifite sensu lato and telyushenkoite; (a) Al as a function of Si; (b) A cations as a function of Si. Substitutions (1) and (2) [see text] are shown, and the star indicates telyushenkoite. The compositions are taken from Petersen et al. (1994) , Khomyakov
Journal Article
Published: 01 July 2015
American Mineralogist (2015) 100 (7): 1502-1508.
... are quartz, pectolite, zeravshanite, mendeleevite-(Ce), fluorite, leucosphenite, a pyrochlore-group mineral, neptunite, telyushenkoite, moskvinite-(Y), and shibkovite. Yusupovite is colorless, transparent with a white streak, has a vitreous luster, and does not fluoresce under ultraviolet light. Cleavage...
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Journal Article
Published: 01 February 2004
The Canadian Mineralogist (2004) 42 (1): 213-214.
...). pages Title     5–8 Telyushenkoite CsNa 6 [Be 2 (Si,Al,Zn) 18 O 39 F 2 – a new cesium mineral of the leifite group     9–14 Neskevaaraite-Fe, – NaK 3 Fe(Ti,Nb) 4 (Si 4 O 12 ) 2 (O,OH) 4 ·6H 2 O, – a new labuntsovite group mineral     15–19 Pabstite from the Dara-i-Pioz moraine...
Journal Article
Published: 01 December 2006
The Canadian Mineralogist (2006) 44 (6): 1341-1348.
... silicate mineral described from the Dara-i-Pioz moraine, after kupletskite-(Cs), (Cs,K,Na) 3 (Mn,Fe 2+ ) 7 (Ti 4+ ,Nb) 2 (Si 8 O 24 ) (O,OH) 7 ( Yefimov et al . 1971 ), telyushenkoite, Cs Na 6 [Be 2 Al 3 Si 15 O 39 F 2 ] ( Sokolova et al . 2002 , Agakhanov et al . 2003 ), zeravshanite, Cs 4...
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Journal Article
Published: 01 February 2004
The Canadian Mineralogist (2004) 42 (1): 125-134.
.... References Agakhanov , A. , Pautov , L.A. , Belakovskiy , D.I. , Sokolova , E. & Hawthorne , F.C. ( 2003 ): Telyushenkoite, CsNa 6 [Be 2 (Si, Al, Zn) 18 O 39 F 2 ], a new cesium mineral of the leifite group . New Data on Minerals 38 , 5 – 8 . Alberti , A. &...
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Journal Article
Published: 01 February 2017
Mineralogical Magazine (2017) 81 (1): 135-141.
... ) Telyushenkoite, CsNa 6 [Be 2 (Si,A1,Zn) 18 O 39 F 2 ] – a new cesium mineral of the leifite group . New Data on Minerals , 38 , 5 – 8 . Agakhanov , A.A. , Pautov , L.A. , Uvarova , Yu.A. , Sokolova , E.V. , Hawthorne , F.C. and Karpenko , V.Yu. ( 2005 ) Senkevichite, CsKNaCa 2...
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Journal Article
Published: 01 August 2004
The Canadian Mineralogist (2004) 42 (4): 1241-1260.
... : It is a member of the eudialyte group. Comments : IMA No. 2001–012. A gakhanov , A.A., P autov , L.A., B elakovskiy , D.I., S okolova , E.V. & H awthorne , F.C. ( 2003 ): Telyushenkoite, CsNa 6 [Be 2 (Si,Al,Zn) 18 O 39 F 2 ] – a new cesium mineral of the leifite group. New Data on Minerals 38...
Journal Article
Published: 01 December 2010
The Canadian Mineralogist (2010) 48 (6): 1493-1518.
... leifite KNa 6 [Be 2 Al 2 Si 16 O 39 F 2 ] 2.05 0.10 23.1 4 5 6 7 8 9 6-2, 5-[1,1] telyushenkoite leifite CsNa 6 [Be 2 Al 2 Si 16 O 39 F 2 ] 2.05 0.10 22.9 4 5 6 7 8 9 6-2, 5-[1,1] milarite milarite KCa 2 [Be 2 AlSi 12 O 30 ]·H 2 O 2 0.133 23.1 4 6 9 6-6, 6...
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Journal Article
Published: 01 June 2005
The Canadian Mineralogist (2005) 43 (3): 965-972.
..., in the Alai Range, in Tajikistan, in which the unusual quartz-bearing agpaitic pegmatites are abnormally enriched by B, Li and Cs. Three cesium minerals were discovered there: kupletskite-(Cs) ( Efimov et al. 1971 ), telyushenkoite ( Agakhanov et al. 2003 ), and zeravshanite ( Pautov et al. 2004...
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Journal Article
Published: 01 October 2004
American Mineralogist (2004) 89 (10): 1574-1578.
.... Agakhanov, L.A. Pautov, D.I. Belakovskiy, E.V. Sokolova, F.C. Hawthorne (2003) Telyushenkoite CsNa 6 [Be 2 (Si,Al,Zn) 18 O 39 F 2 ]: a new cesium mineral of the leifite group. New Data on Minerals, 38, 5–8. E. Sokolova, D.M.C. Huminicki, F.C. Hawthorne, A.A. Agakhanov, L.A. Pautov, E.S. Grew (2002...