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Crystal Structure of a New Ca, Nb-Representative of the Labuntsovite Group

Crystal Structure of a New Ca, Nb-Representative of the Labuntsovite Group Doklady Chemistry, Vol. 375, Nos. 4–6, 2000, pp. 263–266. Translated from Doklady Akademii Nauk, Vol. 375, No. 4, 2000, pp. 487–490. Original Russian Text Copyright © 2000 by Yamnova, Pekov, Kabalov, Schneider, Chukanov. CHEMISTRY Crystal Structure of a New Ca, Nb-Representative of the Labuntsovite Group N. A. Yamnova*, I. V. Pekov*, Yu. K. Kabalov*, J. Schneider**, and N. V. Chukanov*** Presented by Academician L.N. Kogarko June 7, 2000 Received June 21, 2000 2+ The structures of monoclinic minerals of the partially filled with small divalent cations M = Mn, Fe, labuntsovite group are based on the zeolite-like frame- Mg, and Zn. The cavities of the framework are occupied work formed by corrugated chains of Ti(Nb) octahedra by large alkali and alkaline-earth cations and water mol- linked via shared vertices. The chains, in turn, are ecules. Three types of extraframework cationic positions I II III linked through four-membered silicon–oxygen rings (A , A , and A ) are clearly distinguished by their size II and additional M octahedra, which are completely or and location in the structures of labuntsovite Na K() Ba,K Mn () Ti,Nb () Si O () O,OH (4 –6 )H O 2 2 2x 1 – x http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Doklady Chemistry Springer Journals

Crystal Structure of a New Ca, Nb-Representative of the Labuntsovite Group

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References (1)

Publisher
Springer Journals
Copyright
Copyright © 2000 by MAIK “Nauka/Interperiodica”
Subject
Chemistry; Chemistry/Food Science, general; Industrial Chemistry/Chemical Engineering
ISSN
0012-5008
eISSN
1608-3113
DOI
10.1023/A:1026687115495
Publisher site
See Article on Publisher Site

Abstract

Doklady Chemistry, Vol. 375, Nos. 4–6, 2000, pp. 263–266. Translated from Doklady Akademii Nauk, Vol. 375, No. 4, 2000, pp. 487–490. Original Russian Text Copyright © 2000 by Yamnova, Pekov, Kabalov, Schneider, Chukanov. CHEMISTRY Crystal Structure of a New Ca, Nb-Representative of the Labuntsovite Group N. A. Yamnova*, I. V. Pekov*, Yu. K. Kabalov*, J. Schneider**, and N. V. Chukanov*** Presented by Academician L.N. Kogarko June 7, 2000 Received June 21, 2000 2+ The structures of monoclinic minerals of the partially filled with small divalent cations M = Mn, Fe, labuntsovite group are based on the zeolite-like frame- Mg, and Zn. The cavities of the framework are occupied work formed by corrugated chains of Ti(Nb) octahedra by large alkali and alkaline-earth cations and water mol- linked via shared vertices. The chains, in turn, are ecules. Three types of extraframework cationic positions I II III linked through four-membered silicon–oxygen rings (A , A , and A ) are clearly distinguished by their size II and additional M octahedra, which are completely or and location in the structures of labuntsovite Na K() Ba,K Mn () Ti,Nb () Si O () O,OH (4 –6 )H O 2 2 2x 1 – x

Journal

Doklady Chemistry – Springer Journals

Published: Oct 8, 2004

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