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*data for   ICSD #31546
Coll Code   31546
Rec  Date   1980/12/31
Mod  Date   1997/11/10
Chem Name   Aluminium Oxide
Structured  Al2 O3
Sum         Al2 O3
ANX         A2X3
Min Name    Corundum
D(calc)     3.99
Title       Structural Refinement of Neutron and X-Ray Data by the Rietveld
            Method: Application to Al2 O3 and Bi V O4
Author(s)   Cox, D.E.;Moodenbaugh, A.R.;Sleight, A.W.;Chen, H.-Y.
Reference   National Bureau of Standards (U.S.), Special Publication
            (1980), 567, 189-201
Unit Cell   4.75860(2) 4.75860(2) 12.9906(1) 90. 90. 120.
Vol         254.75
Z           6
Space Group R -3 c H
SG Number   167
Cryst Sys   trigonal/rhombohedral
Pearson     hR10
Wyckoff     e c
R Value     .038
Red Cell    RH 4.758 4.758 5.128 62.356 62.356 60 84.917
Trans Red   0.000 1.000 0.000 / 1.000 1.000 0.000 / 0.333 0.667 -0.333
Comments    Compound with mineral name: Corundum
            The structure has been assigned a PDF number (calculated
            powder diffraction data): 01-075-1863
            The structure has been assigned a PDF number (experimental
            powder diffraction data): 43-1484
            Structure type : Al2O3
            X-ray diffraction (powder)
Atom  #   OX   SITE      x           y           z           SOF      H        ITF(B)   
Al   1  +3    12 c  0           0           0.35200(7)     1.         0         0.40(1)
O    1  -2    18 e  0.3064(3)   0           0.25           1.         0         0.51(2)
*end for    ICSD #31546
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