 | Malcherek, Thomas, Schlüter, Jochen, Cooper, Mark, Ball, Neil, Husdal, Tomas (2015) Cayalsite-(Y), a new rare-earth calcium aluminium fluorosilicate with OD character. European Journal of Mineralogy, 27 (5) 683-694 doi:10.1127/ejm/2015/0027-2465 | Journal (article/letter/editorial) | | 27, 683–694 Published online 16 June 2015 Cayalsite-(Y), a new rare-earth calcium aluminium fluorosilicate...Veslefrikk 4, 8028 Bodø, Norway Abstract: The crystal structure of cayalsite-(Y), with idealized composition...have been identified in cayalsite-(Y). The orthorhombic MDO polytype, cayalsite-(Y)-1O, has lattice parameters...to Robs ¼ 2.2%. The monoclinic MDO polytype, cayalsite-(Y)-1M, a ¼ 11.0602(7), b ¼ 5.5280(2), c ¼ 16.0195(9)...mixture with cayalsite-(Y)-1O. Predominantly heavy lanthanide elements substitute for Y and Ca in cayalsite-(Y) |  | | Report (issue) | | CaY6Al2Si4O18F6 Cayalsite-(Y) Crystal Data: Orthorhombic (1O polytype) or monoclinic (1M polytype)...) = 56(5)° 2V(calc.) = 71.2° Orientation: X = c, Y = b, Z = a. (1O polytype) Cell Data: Space Group:...(1M ) X-ray Powder Pattern: Stetind, Tysfjord, Norway. (mixed 1M/1O crystal) 3.002 (100, 1M and 1O),...01 19.05 9.40 3.96 96.83 (1) Stetind, Tysfjord, Norway; average of 13 electron microprobe analyses supplemented...75Al1.86Si4.03(F6.32O17.68)Ʃ=24. (2) Øvre Lapplægeret, Tysfjord, Norway; average of 11 electron microprobe |  | | Journal (article/letter/editorial) | | has entries for nine new minerals, including cayalsite-(Y), engelhauptite, flurlite, hydroniumpharmacoalumite...parádsasvárite, perettiite-(Y), shuvalovite, and suseinargiuite. Cayalsite-(Y)* T. Malcherek, J. Schlüter...Schlüter, M. Cooper, N. Ball, and T. Husdal (2015) Cayalsite-(Y), a new rare-earth calcium aluminium fluorosilicate...new mineral cayalsite-(Y) (IMA 2011-094), ideally CaY 6 Al2Si4O18F6 was found in cavities of Y-fluorite...in Tysfjord, Nordland, Norway: Stetind (68°10′15.20″N 16°33′10.65″E) and Øvre Lapplægeret (68°02′3.26″N |  | | Journal (article/letter/editorial) | | 2011-091 Rumseyite Pb2OClF Torr Works (Merehead) Quarry, East Cranmore, Somerset, England R.W. Turner*...NaCr3(Cr4Mg2)(Si6O18)(BO3)3(OH)3O Pereval marble quarry, Sludyanka, Irkutsk region, Siberia, Russia (51º37’N...2011-098 Debattistiite Ag9Hg0.5As6S12Te2 Lengenbach quarry, Binn Valley, Valais, Switzerland Alessandro Guastoni*...Magazine, 76, 807 817. IMA No. 2011-099 Takanawaite-(Y) YTaO4 Takanawa Mountain, Matsuyama City, Ehime Prefecture...ac.jp Polymorph of iwashiroite-(Y), formanite-(Y) and yttrotantalite-(Y) Monoclinic: I2/a; structure determined |
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