CaHI
      Wyckoff R W G
      Crystal Structures 1 (1963) 294-296
      Second edition. Interscience Publishers, New York, New York
      Note: tetragonal PbFCl structure
      _database_code_amcsd 0011846

      CELL PARAMETERS:    4.0710   4.0710   8.9410   90.000   90.000   90.000
      SPACE GROUP: P4/nmm    
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    148.180
      Density (g/cm3):      3.765
      MAX. ABS. INTENSITY / VOLUME**2:      94.50285940    
      RIR:      8.174
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                 9.89         15.67        8.9410    0   0   1         2
                19.86         29.34        4.4705    0   0   2         2
                24.02         50.75        3.7050    1   0   1         8
                29.68        100.00        3.0100    1   0   2         8
                29.98          8.62        2.9803    0   0   3         2
                31.07         62.14        2.8786    1   1   0         4
                32.68          5.01        2.7401    1   1   1         8
                37.15         23.20        2.4203    1   1   2         8
                37.40          1.63        2.4048    1   0   3         8
                40.35          2.14        2.2352    0   0   4         2
                43.72         11.06        2.0705    1   1   3         8
                44.51         21.64        2.0355    2   0   0         4
                45.71          1.66        1.9847    2   0   1         8
                46.34         30.80        1.9593    1   0   4         8
                49.18          9.04        1.8525    2   0   2         8
                51.08          1.41        1.7882    0   0   5         2
                51.21         12.06        1.7840    2   1   1        16
                51.78          3.99        1.7655    1   1   4         8
                54.41         30.10        1.6861    2   1   2        16
                54.60          5.88        1.6809    2   0   3         8
                56.18          1.94        1.6372    1   0   5         8
                61.00          3.29        1.5190    1   1   5         8
                61.63          2.04        1.5050    2   0   4         8
                62.31          3.11        1.4902    0   0   6         2
                64.77          5.94        1.4393    2   2   0         4
                66.20         18.06        1.4116    2   1   4        16
                68.48          2.90        1.3701    2   2   2         8
                70.04          2.01        1.3434    2   0   5         8
                70.14          2.21        1.3416    3   0   1         8
                71.26          7.64        1.3234    1   1   6         8
                72.84          5.40        1.2985    3   0   2         8
                73.00          2.32        1.2961    2   2   3         8
                73.57          7.51        1.2874    3   1   0         8
                74.35          1.65        1.2758    2   1   5        16
                77.10          3.98        1.2371    3   1   2        16
                78.48          2.33        1.2187    1   0   7         8
                79.76          5.32        1.2024    2   0   6         8
                81.43          3.28        1.1818    3   1   3        16
                83.30          4.22        1.1600    3   0   4         8
                86.88          1.05        1.1212    2   2   5         8
                86.98          2.37        1.1202    3   2   1        16
                87.43          1.30        1.1156    3   1   4        16
                89.53          5.75        1.0947    3   2   2        16
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.