Braunite
      de Villiers J P R
      American Mineralogist 60 (1975) 1098-1104
      The crystal structure of braunite with reference to its solid-solution behavior
      _database_code_amcsd 0000484

      CELL PARAMETERS:    9.4320   9.4320  18.7030   90.000   90.000   90.000
      SPACE GROUP: I4_1/acd  
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:   1663.868
      Density (g/cm3):      4.795
      MAX. ABS. INTENSITY / VOLUME**2:      77.91036909    
      RIR:      5.290
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                16.32          1.34        5.4299    1   1   2         8
                18.82          2.32        4.7160    2   0   0         4
                25.50          6.04        3.4936    2   1   3        16
                32.99        100.00        2.7150    2   2   4         8
                38.17         12.76        2.3580    4   0   0         4
                38.51          5.78        2.3379    0   0   8         2
                41.76          2.42        2.1629    3   3   2         8
                41.92          2.79        2.1550    3   1   6        16
                42.15          7.16        2.1437    3   2   5        16
                48.50          2.86        1.8769    4   3   1        16
                50.28          1.06        1.8146    5   1   2        16
                52.67          2.67        1.7377    4   1   7        16
                55.08         11.44        1.6674    4   4   0         4
                55.34         29.23        1.6602    4   0   8         8
                60.03          1.24        1.5410    4   3   7        16
                60.16          2.68        1.5382    4   1   9        16
                61.64          2.48        1.5048    6   1   3        16
                63.33          2.09        1.4685    5   4   1        16
                65.12          1.26        1.4324    6   1   5        16
                65.72         15.53        1.4208    6   2   4        16
                66.18         10.21        1.4120    2   2  12         8
                68.40          1.38        1.3716    6   3   3        16
                69.21          4.83        1.3575    4   4   8         8
                81.67          1.72        1.1790    8   0   0         4
                82.52          1.97        1.1689    0   0  16         2
                82.64          1.26        1.1676    8   1   1        16
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       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.