Cl K O4
      Gottfried C, Schusterius C
      Zeitschrift fur Kristallographie 84 (1932) 65-73
      Die Struktur von Kalium- und Ammoniumperchlorat
      _cod_database_code 1010611
      _database_code_amcsd 0017493

      CELL PARAMETERS:    8.8340   5.6500   7.2400   90.000   90.000   90.000
      SPACE GROUP: Pnma      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    361.364
      Density (g/cm3):      2.546
      MAX. ABS. INTENSITY / VOLUME**2:      43.54282985    
      RIR:      5.568
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                15.83         54.47        5.5997    1   0   1         4
                19.93        100.00        4.4542    0   1   1         4
                22.35         39.34        3.9772    1   1   1         8
                23.59         61.28        3.7707    2   0   1         4
                24.59          8.51        3.6200    0   0   2         2
                25.60         50.39        3.4798    2   1   0         4
                26.61         28.97        3.3497    1   0   2         4
                31.04         24.07        2.8814    1   1   2         8
                31.67         10.37        2.8250    0   2   0         2
                32.83          2.59        2.7277    3   0   1         4
                35.59          3.30        2.5222    1   2   1         8
                35.79          2.69        2.5087    2   1   2         8
                36.58          1.35        2.4564    3   1   1         8
                37.80          1.03        2.3799    2   2   0         4
                38.68          8.85        2.3280    1   0   3         4
                39.45          3.65        2.2843    3   0   2         4
                39.87          4.86        2.2609    2   2   1         8
                41.83          6.11        2.1595    1   2   2         8
                41.97          6.55        2.1525    1   1   3         8
                42.69          2.86        2.1178    3   1   2         8
                46.27          1.55        1.9623    3   2   1         8
                50.04          2.56        1.8227    0   3   1         4
                51.17          1.87        1.7851    1   3   1         8
                51.54          1.34        1.7732    1   0   4         4
                51.57          1.07        1.7723    3   1   3         8
                52.85          2.08        1.7324    2   3   0         4
                54.22          1.45        1.6918    1   1   4         8
                56.02          1.21        1.6416    1   3   2         8
                66.16          1.63        1.4125    0   4   0         2
                71.30          1.80        1.3227    2   4   1         8
                72.64          1.24        1.3015    1   4   2         8
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.