K N O
      Hendricks S, Pauling L
      Journal of the American Chemical Society 47 (1925) 2904-2920
      The Crystal Structures of Sodium and Potassium Trinitrides and
      Potassium Cyanate and the Nature of the Trinitride Group
      _cod_database_code 1010090
      _database_code_amcsd 0017024

      CELL PARAMETERS:    6.0700   6.0700   7.0300   90.000   90.000   90.000
      SPACE GROUP: I4/mcm    
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    259.020
      Density (g/cm3):      2.080
      MAX. ABS. INTENSITY / VOLUME**2:      20.12022153    
      RIR:      3.150
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                20.69          8.41        4.2921    1   1   0         4
                29.43         37.96        3.0350    2   0   0         4
                32.94        100.00        2.7195    1   1   2         8
                35.45         19.71        2.5323    2   1   1        16
                39.22         14.81        2.2972    2   0   2         8
                42.11         13.70        2.1461    2   2   0         4
                47.36         14.34        1.9195    3   1   0         8
                49.78          4.88        1.8317    2   2   2         8
                51.52          4.59        1.7738    2   1   3        16
                52.03          7.46        1.7575    0   0   4         2
                54.47          9.51        1.6847    3   1   2        16
                56.18          1.78        1.6372    3   2   1        16
                56.59          1.05        1.6264    1   1   4         8
                60.91          5.55        1.5209    2   0   4         8
                67.19          5.50        1.3932    4   0   2         8
                69.08          3.96        1.3597    2   2   4         8
                69.22          4.39        1.3573    4   2   0         8
                71.15          6.54        1.3251    3   3   2         8
                72.99          4.95        1.2962    3   1   4        16
                75.01          1.56        1.2662    4   2   2        16
                80.72          1.21        1.1904    5   1   0         8
                86.01          2.73        1.1303    1   1   6         8
                86.27          2.55        1.1275    5   1   2        16
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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.