THE CRYSTAL-STRUCTURE OF ALPHA-SRZN2(PO4)2 - A HURLBUTITE TYPE

被引:40
作者
HEMON, A
COURBION, G
机构
[1] Laboratoire des Fluorures (UA 449), Faculte ́des Sciences, Universite ́du Maine
关键词
D O I
10.1016/S0022-4596(05)80072-6
中图分类号
O61 [无机化学];
学科分类号
070301 ; 081704 ;
摘要
α-SrZn2(PO4)2 is monoclinic (space group:P21/c) witha = 8.3232(4)Å,b = 9.5101(4)Å,c = 9.0317(4)Å, β = 92.293(3)°, andZ = 4. The crystal structure is refined from 3426 reflections toR = 0.026 (Rw = 0.034). Zinc and phosphorus tetrahedra build up a three-dimensional network isotypic to the hurlbutite-type CaBe2(PO4)2. The strontium atoms form isolated SrO7 polyhedra located between large octagonal holes. The difference from the α-CaZn2(PO4)2 structure is pointed out. © 1990 Academic Press, Inc. All rights reserved.
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页码:164 / 168
页数:5
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