Kalsilite
      Kawahara A, Andou Y, Marumo F, Okuno M
      Mineralogical Journal 13 (1987) 260-270
      The crystal structure of high temperature form of kalsilite (KAlSiO4) at 950 C
      Note: B(1,2)'s corrected to obey symmetry restrictions
      Note: Synthetic sample
      Note: x(O1) adjusted to match reported bond lengths
      _database_code_amcsd 0014429

      CELL PARAMETERS:    5.3000   5.3000   8.6500   90.000   90.000  120.000
      SPACE GROUP: P6_3mc    
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    210.426
      Density (g/cm3):      2.496
      MAX. ABS. INTENSITY / VOLUME**2:      14.83206874    
      RIR:      1.935
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                19.34          8.69        4.5899    1   0   0         6
                20.54         14.59        4.3250    0   0   2         1
                21.92         55.14        4.0545    1   0   1         6
                28.35        100.00        3.1477    1   0   2         6
                33.83         52.88        2.6500    1   1   0         6
                36.81          9.39        2.4416    1   0   3         6
                39.26          6.47        2.2950    2   0   0         6
                39.90          2.35        2.2596    1   1   2         6
                40.67          5.64        2.2182    2   0   1         6
                41.77          8.64        2.1625    0   0   4         1
                50.85          3.35        1.7956    2   0   3         6
                53.90          3.08        1.7010    2   1   1        12
                54.79          2.15        1.6754    1   1   4         6
                56.88          6.28        1.6188    1   0   5         6
                57.21          8.61        1.6101    2   1   2        12
                58.66          3.31        1.5739    2   0   4         6
                60.51          3.67        1.5300    3   0   0         6
                62.48          3.15        1.4865    2   1   3        12
                67.84          2.43        1.3815    2   0   5         6
                71.16          3.30        1.3250    2   2   0         6
                75.00          2.33        1.2664    1   1   6         6
                78.00          2.18        1.2250    2   1   5        12
                78.29          1.33        1.2212    3   1   2        12
                82.90          1.05        1.1646    3   1   3        12
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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.