Mullite
      Balzar D, Ledbetter H
      American Mineralogist 78 (1993) 1192-1196
      Crystal structure and compressibility of 3:2 mullite
      _database_code_amcsd 0001618

      CELL PARAMETERS:    7.5434   7.6918   2.8840   90.000   90.000   90.000
      SPACE GROUP: Pbam      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    167.336
      Density (g/cm3):      3.169
      MAX. ABS. INTENSITY / VOLUME**2:      8.464698822    
      RIR:      0.870
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                16.46         48.05        5.3857    1   1   0         4
                23.59          3.04        3.7717    2   0   0         2
                26.01         64.37        3.4263    1   2   0         4
                26.32        100.00        3.3865    2   1   0         4
                31.01         18.60        2.8840    0   0   1         2
                33.27         39.13        2.6928    2   2   0         4
                35.30         51.77        2.5424    1   1   1         8
                37.03         16.50        2.4275    1   3   0         4
                37.64          1.89        2.3900    3   1   0         4
                39.33         19.03        2.2910    2   0   1         4
                40.90         61.52        2.2064    1   2   1         8
                42.64         17.71        2.1204    2   3   0         4
                42.98          3.13        2.1046    3   2   0         4
                46.12          1.11        1.9682    2   2   1         8
                48.26          6.32        1.8858    4   0   0         2
                49.53          8.76        1.8402    3   1   1         8
                49.78          1.60        1.8316    4   1   0         4
                50.86          1.89        1.7952    3   3   0         4
                53.49          7.22        1.7131    2   4   0         4
                53.93          8.21        1.7000    3   2   1         8
                54.17         12.34        1.6932    4   2   0         4
                57.61         17.39        1.5999    0   4   1         4
                58.48          8.07        1.5784    4   0   1         4
                59.02          2.06        1.5651    1   4   1         8
                59.82          1.55        1.5461    4   1   1         8
                60.77         46.11        1.5241    3   3   1         8
                63.74          7.67        1.4602    4   2   1         8
                64.64         19.84        1.4420    0   0   2         2
                65.53          4.88        1.4244    2   5   0         4
                66.58          7.25        1.4045    5   2   0         4
                67.21          1.29        1.3929    1   1   2         8
                69.66          1.58        1.3498    3   4   1         8
                69.86          5.17        1.3464    4   4   0         4
                70.49         12.74        1.3359    1   5   1         8
                70.91          5.03        1.3291    1   2   2         8
                71.05          7.65        1.3267    2   1   2         8
                71.65          3.76        1.3171    5   1   1         8
                71.96          2.39        1.3122    3   5   0         4
                72.73          1.21        1.3003    5   3   0         4
                73.93          2.06        1.2820    0   6   0         2
                74.26         13.70        1.2771    2   5   1         8
                74.67          5.44        1.2712    2   2   2         8
                75.26         13.01        1.2627    5   2   1         8
                75.64          3.92        1.2572    6   0   0         2
                76.83          2.12        1.2408    6   1   0         4
                76.90          5.40        1.2398    1   3   2         8
                77.27          2.32        1.2347    3   1   2         8
                78.38          1.55        1.2200    4   4   1         8
                80.56          1.37        1.1924    2   3   2         8
                81.14          3.47        1.1854    5   3   1         8
                84.60          1.05        1.1455    4   0   2         4
                87.12          2.25        1.1187    2   6   1         8
                88.58          1.35        1.1040    6   2   1         8
                88.66          2.70        1.1032    2   4   2         8
                88.82          1.59        1.1017    4   5   1         8
                89.21          4.35        1.0978    4   2   2         8
                89.23          2.16        1.0976    5   4   1         8
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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.