Sillenite
      Radaev S F, Muradyan L A, Simonov V I
      Acta Crystallographica B47 (1991) 1-6
      Atomic structure and crystal chemistry of sillenites:
      Bi12(Bi3+0.50Fe3+0.50)O19.50 and Bi12(Bi3+0.50Fe3+0.50)O19.33
      Locality: synthetic
      Note: anisoB's from ICSD
      Note: z(Bi) corrected
      _database_code_amcsd 0009845

      CELL PARAMETERS:   10.2070  10.2070  10.2070   90.000   90.000   90.000
      SPACE GROUP: I23       
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:   1063.394
      Density (g/cm3):      9.302
      MAX. ABS. INTENSITY / VOLUME**2:      452.3043249    
      RIR:     15.833
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                21.32          2.63        4.1670    2   1   1        12
                24.67         16.00        3.6087    2   2   0        12
                27.64         13.91        3.2277    3   0   1        12
                27.64         86.09        3.2277    3   1   0        12
                30.33         25.19        2.9465    2   2   2         4
                32.83         64.53        2.7279    3   2   1        12
                32.83          4.07        2.7279    3   1   2        12
                35.17          3.35        2.5517    4   0   0         6
                37.38          4.46        2.4058    3   3   0        12
                39.48          5.73        2.2824    4   0   2        12
                41.50         10.17        2.1761    3   3   2        12
                43.43         10.45        2.0835    4   2   2        12
                45.30          2.40        2.0018    5   1   0        12
                45.30         10.92        2.0018    4   1   3        12
                48.87          3.26        1.8635    5   2   1        12
                48.87          1.80        1.8635    5   1   2        12
                52.26          2.50        1.7505    5   3   0        12
                52.26          4.83        1.7505    4   3   3        12
                52.26         25.07        1.7505    5   0   3        12
                53.89          2.34        1.7012    4   4   2        12
                53.89         13.73        1.7012    6   0   0         6
                55.50          1.09        1.6558    6   1   1        12
                55.50         22.97        1.6558    5   3   2        12
                58.61          1.91        1.5750    5   4   1        12
                60.13          2.28        1.5388    6   2   2        12
                61.63         14.06        1.5049    6   3   1        12
                61.63          2.34        1.5049    6   1   3        12
                63.10          1.48        1.4733    4   4   4         4
                64.56          1.30        1.4435    5   4   3        12
                64.56          5.18        1.4435    5   3   4        12
                66.00          1.15        1.4155    6   0   4        12
                67.42          1.28        1.3890    6   3   3        12
                67.42          1.69        1.3890    7   2   1        12
                68.83          1.27        1.3640    6   2   4        12
                72.98          1.30        1.2963    6   5   1        12
                72.98          1.02        1.2963    7   3   2        12
                75.70          1.02        1.2564    7   1   4        12
                78.38          1.36        1.2200    6   5   3        12
                78.38          9.11        1.2200    6   3   5        12
                79.71          4.27        1.2029    8   2   2        12
                79.71          5.33        1.2029    6   6   0        12
                81.04          5.41        1.1865    8   1   3        12
                81.04          1.22        1.1865    8   3   1        12
                83.68          1.40        1.1557    7   2   5        12
                86.30          1.45        1.1272    9   1   0        12
                87.61          1.22        1.1137    8   2   4        12
                87.61          1.61        1.1137    8   4   2        12
                88.92          1.93        1.1006    9   2   1        12
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.