Mullite
      Voll D, Lengauer C, Beran A, Schneider H
      European Journal of Mineralogy 13 (2001) 591-604
      Infrared band assignment and structural refinement of
      Al-Si, Al-Ge, and Ga-Ge mullites
      Sample: Al-Si single-crystal
      _database_code_amcsd 0006888

      CELL PARAMETERS:    7.5817   7.6813   2.8865   90.000   90.000   90.000
      SPACE GROUP: Pbam      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    168.102
      Density (g/cm3):      3.127
      MAX. ABS. INTENSITY / VOLUME**2:      7.140366506    
      RIR:      0.744
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                16.43         75.47        5.3959    1   1   0         4
                23.47          1.34        3.7908    2   0   0         2
                26.01         56.21        3.4261    1   2   0         4
                26.22        100.00        3.3994    2   1   0         4
                30.98         20.92        2.8865    0   0   1         2
                33.21         49.98        2.6980    2   2   0         4
                35.26         53.14        2.5452    1   1   1         8
                37.06         16.07        2.4258    1   3   0         4
                37.46          1.48        2.4006    3   1   0         4
                39.23         25.14        2.2965    2   0   1         4
                40.88         62.33        2.2075    1   2   1         8
                41.02          3.14        2.2003    2   1   1         8
                42.61         25.46        2.1218    2   3   0         4
                42.84          3.55        2.1112    3   2   0         4
                47.34          1.51        1.9203    0   4   0         2
                48.00          7.11        1.8954    4   0   0         2
                48.93          1.71        1.8615    1   4   0         4
                49.38         11.74        1.8457    3   1   1         8
                49.53          1.53        1.8402    4   1   0         4
                50.76          1.07        1.7986    3   3   0         4
                53.49          6.93        1.7131    2   4   0         4
                53.80         10.32        1.7040    3   2   1         8
                53.94         11.74        1.6997    4   2   0         4
                57.66         18.69        1.5988    0   4   1         4
                58.23          6.92        1.5844    4   0   1         4
                59.05          1.21        1.5644    1   4   1         8
                59.58          1.07        1.5517    4   1   1         8
                60.66         49.61        1.5265    3   3   1         8
                63.11          1.30        1.4732    2   4   1         8
                63.52         13.46        1.4646    4   2   1         8
                64.57         24.76        1.4432    0   0   2         2
                65.57          4.93        1.4238    2   5   0         4
                66.27          8.34        1.4104    5   2   0         4
                67.14          1.93        1.3942    1   1   2         8
                69.58          2.59        1.3511    3   4   1         8
                69.71          5.12        1.3490    4   4   0         4
                70.55         15.81        1.3350    1   5   1         8
                70.85          4.19        1.3301    1   2   2         8
                70.94          7.36        1.3285    2   1   2         8
                71.32          4.26        1.3223    5   1   1         8
                71.93          2.80        1.3127    3   5   0         4
                72.44          1.82        1.3047    5   3   0         4
                74.05          1.50        1.2802    0   6   0         2
                74.28         15.21        1.2769    2   5   1         8
                74.57          6.99        1.2726    2   2   2         8
                74.94         16.20        1.2672    5   2   1         8
                75.19          3.68        1.2636    6   0   0         2
                75.28          1.58        1.2623    1   6   0         4
                76.38          2.55        1.2469    6   1   0         4
                76.86          4.58        1.2403    1   3   2         8
                77.11          1.50        1.2369    3   1   2         8
                78.22          1.99        1.2221    4   4   1         8
                79.92          1.03        1.2003    6   2   0         4
                80.48          2.93        1.1933    2   3   2         8
                80.85          3.44        1.1889    5   3   1         8
                84.35          1.22        1.1483    4   0   2         4
                87.17          2.40        1.1182    2   6   1         8
                88.61          2.52        1.1037    2   4   2         8
                88.69          1.31        1.1029    4   5   1         8
                88.97          1.91        1.1002    5   4   1         8
                88.97          4.03        1.1001    4   2   2         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.