H2 K O4 P
      Hassel O
      Zeitschrift fur Elektrochemie 31 (1925) 523-529
      Ueber die Kristallstruktur des primaeren Kaliumphosphats K H2 P O4
      und isomorpher Salze.
      _cod_database_code 1010576
      _database_code_amcsd 0017460

      CELL PARAMETERS:    7.4200   7.4200   6.9700   90.000   90.000   90.000
      SPACE GROUP: I-42d     
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    383.743
      Density (g/cm3):      1.213
      MAX. ABS. INTENSITY / VOLUME**2:      14.01646620    
      RIR:      3.763
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                17.46          3.04        5.0802    1   0   1         8
                23.99        100.00        3.7100    2   0   0         4
                29.82          1.66        2.9961    2   1   1         8
                30.80         97.38        2.9030    1   1   2         4
                34.18         35.32        2.6234    2   2   0         4
                46.67         49.97        1.9464    3   1   2         8
                49.11         10.43        1.8550    4   0   0         4
                52.52          4.10        1.7425    0   0   4         2
                55.37         13.53        1.6592    4   2   0         8
                58.52         11.06        1.5772    2   0   4         8
                59.10         10.66        1.5631    3   3   2         4
                64.16          7.91        1.4515    2   2   4         4
                70.07         11.54        1.3428    5   1   2         8
                71.99          2.63        1.3117    4   4   0         4
                74.75          4.63        1.2700    4   0   4         8
                77.13          2.09        1.2367    6   0   0         4
                79.82          7.49        1.2016    4   2   4         8
                80.32          7.35        1.1953    5   3   2         8
                82.16          3.43        1.1732    6   2   0         8
                85.64          3.05        1.1342    1   1   6         4
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.