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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=40536
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Title
The crystal structure of Li Nb Ge O5, in comparison with the structures of maricite Na (Fe, Zn) P O4 and sillimanite Al2 Si O5.
Authors
Belokoneva, E.L.;Mill', B.V.;Butashin, A.V.
Reference
Kristallografiya (1985)
30
, 290-296
Link
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Compound
Ge1 Li1 Nb1 O5
- Lithium niobium germanate
[
ABCX5
] [
oP32
] [
d c5 a
] [
]
Cell
7.552(2), 7.750(2), 6.713(2), 90., 90., 90.
PBNM (62)
V=392.9
Remarks
R=0.077000 : P =39-847 :
At least one temperature factor is implausible or meaningless but agrees with the value given in the paper.
Calculated density unusual but tolerable.
PDF 39-847, cp. 39464, Nb-position contains about 15 % Ge and v
Atom (site) Oxid.
x, y, z, B, Occupancy
Li1
(4a)
1
Nb1
(4c)
5
Ge1
(4c)
4
O1
(4c)
-2
O2
(4c)
-2
O3
(8d)
-2
O4
(4c)
-2
0
0
0
1.
1
0.72
0.16
0.25
0.16
1
0.63
0.12
0.75
0.11
1
0.50
0.68
0.25
0.36
1
0.00
0.55
0.25
0.60
1
0.76
0.12
0.53
0.34
1
0.66
0.38
0.25
0.38
1
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