Dmisteinbergite
      Takeuchi Y, Donnay G
      Acta Crystallographica 12 (1959) 465-470
      The crystal structure of hexagonal CaAl2Si2O8
      _database_code_amcsd 0009229

      CELL PARAMETERS:    5.1000   5.1000  14.7200   90.000   90.000  120.000
      SPACE GROUP: P6_3/mcm  
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    331.573
      Density (g/cm3):      2.786
      MAX. ABS. INTENSITY / VOLUME**2:      11.79448218    
      RIR:      1.378
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                12.02          9.86        7.3600    0   0   2         2
                20.10         37.63        4.4167    1   0   0         6
                23.49        100.00        3.7871    1   0   2        12
                24.18         49.80        3.6800    0   0   4         2
                31.65         82.50        2.8272    1   0   4        12
                35.19         75.41        2.5500    1   1   0         6
                35.74         16.79        2.5126    1   1   1        12
                37.32          3.54        2.4095    1   1   2        12
                39.84         29.66        2.2627    1   1   3        12
                42.13          7.23        2.1447    1   0   6        12
                42.75         23.09        2.1152    2   0   2        12
                48.05          9.85        1.8936    2   0   4        12
                49.54         15.67        1.8400    0   0   8         2
                51.70         21.08        1.7680    1   1   6        12
                53.99          1.19        1.6985    1   0   8        12
                55.01          1.87        1.6694    2   1   0        12
                56.53         12.93        1.6280    2   1   2        24
                56.74          6.94        1.6224    1   1   7        12
                58.39          1.66        1.5804    2   1   3        24
                60.94         16.47        1.5203    2   1   4        24
                62.22         26.09        1.4921    1   1   8        12
                63.15         35.07        1.4722    3   0   0         6
                67.01          6.31        1.3965    1   0  10        12
                68.11          1.17        1.3767    1   1   9        12
                68.66          8.77        1.3669    3   0   4        12
                74.41          7.58        1.2750    2   2   0         6
                74.42          7.32        1.2748    1   1  10        12
                77.32          1.31        1.2340    2   2   3        12
                78.00          1.79        1.2250    3   1   0        12
                78.01          6.86        1.2248    2   0  10        12
                79.28          2.72        1.2084    3   1   2        24
                81.42          1.59        1.1819    1   0  12        12
                83.10          8.89        1.1623    3   1   4        24
                84.23         13.34        1.1496    3   0   8        12
                85.91          3.26        1.1313    2   2   6        12
                88.57          6.23        1.1041    2   1  10        24
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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.