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*data for   ICSD #36245
Coll Code   36245
Rec  Date   1980/01/01
Mod  Date   1999/06/02
Chem Name   Bismuth Dioxide Carbonate
Structured  Bi2 O2 C O3
Sum         C1 Bi2 O5
ANX         AB2X5
Min Name    Bismutite
D(calc)     8.27
Title       On the crystal structure of Bi2 O2 C O3 (bismutite) and Ca Bi2 O2 (C
            O3)2 (beyerite)
Author(s)   Lagercrantz, A.;Sillen, L.G.
Reference   Arkiv foer Kemi, Mineralogi och Geologi, A
            (1948), 25(2), 1-21
Unit Cell   3.867 3.867 13.686 90. 90. 90.
Vol         204.66
Z           2
Space Group I 4/m m m
SG Number   139
Cryst Sys   tetragonal
Pearson     tI16
Wyckoff     m2 h e2 d b
Red Cell    I  3.867 3.867 7.369 105.211 105.211 89.999 102.328
Trans Red   1.000 0.000 0.000 / 0.000 -1.000 0.000 / -0.500 0.500 -0.500
Comments    O of CO3 split on 6 different positions
            Total SOF on at least one site differs from unity (SOF <
            0.997 resp. SOF > 1.003)
            Compound with mineral name: Bismutite
            The structure has been assigned a PDF number: 41-1488
            No R value given in the paper.
            At least one temperature factor missing in the paper.
Atom  #   OX   SITE      x           y           z           SOF      H
Bi   1  +3    4 e   0           0           0.160(3)       1.         0   
O    1  -2    4 d   0           0.5         0.25           1.         0   
C    1  +4    2 b   0           0           0.5            1.         0   
O    2  -2    4 e   0           0           0.591          0.25       0   
O    3  -2    16 m  0.114       0.114       0.579          0.125      0   
O    4  -2    16 m  0.197       0.197       0.546          0.125      0   
O    5  -2    8 h   0.228       0.228       0.5            0.125      0   
*end for    ICSD #36245

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