CaHCl
      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 0011844

      CELL PARAMETERS:    3.8510   3.8510   6.8610   90.000   90.000   90.000
      SPACE GROUP: P4/nmm    
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    101.750
      Density (g/cm3):      2.498
      MAX. ABS. INTENSITY / VOLUME**2:      25.63896081    
      RIR:      3.342
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                12.90         20.07        6.8610    0   0   1         2
                25.97         20.92        3.4305    0   0   2         2
                32.89         88.27        2.7231    1   1   0         4
                35.03        100.00        2.5615    1   0   2         8
                35.47          3.46        2.5310    1   1   1         8
                42.38         20.78        2.1328    1   1   2         8
                46.16         11.42        1.9664    1   0   3         8
                47.20         28.19        1.9255    2   0   0         4
                49.14          1.72        1.8539    2   0   1         8
                53.42          1.20        1.7153    0   0   4         2
                54.66          7.40        1.6791    2   0   2         8
                58.95         12.56        1.5669    1   0   4         8
                60.12         29.61        1.5391    2   1   2        16
                64.17          2.63        1.4513    1   1   4         8
                68.16          5.38        1.3758    2   1   3        16
                68.97          6.77        1.3615    2   2   0         4
                73.23          2.21        1.2926    1   0   5         8
                74.01          1.36        1.2808    2   0   4         8
                75.06          2.38        1.2655    2   2   2         8
                77.97          2.51        1.2254    1   1   5         8
                78.55          8.28        1.2178    3   1   0         8
                78.74          8.88        1.2153    2   1   4        16
                79.77          5.24        1.2023    3   0   2         8
                84.40          3.50        1.1476    3   1   2        16
                87.05          1.20        1.1194    3   0   3         8
                87.24          1.73        1.1175    2   0   5         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.