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CC=Collection Code: [AB2X4]=ANX Form: [cF56]=Pearson: [e d a]=Wyckoff Symbol: [Al2MgO4]=Structure Type:
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CC=93960 Help
TitleA zinc chromate of type PhiY: synthesis and structure.
AuthorsOspina, I.D.;Palacio, L.A.;Echavarria, A.;Simon, A.;Saldarriaga, C.
ReferenceMicroporous and Mesoporous Materials (2001) 47, 303-309
Link XRef SCOPUS Google
CompoundH7.3 Cr2 N1.46 O9.46 Zn2 - Ammonium hydroxide - zinc chromate(VI) (1.46/2) [A3B3X2Y14] [hR22] [h e c3 b] []
Cell5.99634(7), 5.99634(7), 21.5117(3), 90, 90, 120
R3-MH (166) V=669.85
RemarksR=0.018000 : D X
The coordinates are those given in the paper but the atomic distances do not agree with those calculated during testing.The coordinates are probably correct.
A site occupation is implausible or meaningless but agrees with the paper.

Atom (site) Oxid. x, y, z, B, Occupancy
Zn1(9e)2
Cr1(6c)6
O1(6c)-2
O2(6c)-2
O3(18h)-2
N1(3b)-3
H1(36*)1
0.50.0.0.010.66
0.0.0.090.021
0.0.0.290.031
0.0.0.160.031
0.300.15-0.00.030.91
0.0.0.50.061.46
00.60

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