Aphthitalite
      Okada K, Ossaka J
      Acta Crystallographica B36 (1980) 919-921
      Structures of potassium sodium sulphate and tripotassium sodium disulphate
      _database_code_amcsd 0009708

      CELL PARAMETERS:    5.6801   5.6801   7.3090   90.000   90.000  120.000
      SPACE GROUP: P-3m1     
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    204.221
      Density (g/cm3):      2.702
      MAX. ABS. INTENSITY / VOLUME**2:      19.84889843    
      RIR:      2.392
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                18.03          8.50        4.9191    1   0   0         6
                21.78          4.58        4.0809    0   1   1         6
                21.78         17.14        4.0809    1   0   1         6
                24.36         16.55        3.6545    0   0   2         2
                30.47          8.09        2.9335    0   1   2         6
                30.47         58.21        2.9335    1   0   2         6
                31.50        100.00        2.8400    1   1   0         6
                33.86          3.25        2.6472    1   1   1        12
                36.53          6.64        2.4596    2   0   0         6
                36.89         14.07        2.4363    0   0   3         2
                38.62          2.34        2.3311    0   2   1         6
                38.62         10.86        2.3311    2   0   1         6
                41.36          3.93        2.1832    1   0   3         6
                44.40         46.47        2.0405    0   2   2         6
                49.28          5.36        1.8492    1   1   3        12
                49.91          3.94        1.8273    0   0   4         2
                52.90          2.32        1.7309    2   0   3         6
                53.50          1.30        1.7129    0   1   4         6
                55.45         12.13        1.6571    2   1   2        12
                56.09         11.74        1.6397    3   0   0         6
                57.61          1.70        1.5999    0   3   1         6
                60.22          7.56        1.5367    1   1   4        12
                63.42          2.67        1.4668    0   2   4         6
                63.42          4.09        1.4668    2   0   4         6
                65.76         13.79        1.4200    2   2   0         6
                66.76          2.45        1.4012    1   0   5         6
                69.04          1.04        1.3603    3   0   3         6
                71.24          1.45        1.3236    2   2   2        12
                72.53          2.25        1.3032    1   2   4        12
                74.19          6.47        1.2782    1   3   2        12
                75.68          2.70        1.2566    0   2   5         6
                77.86          3.07        1.2268    2   2   3        12
                78.35          2.49        1.2204    0   3   4         6
                81.38          1.02        1.1824    1   0   6         6
                82.82          3.33        1.1656    4   0   2         6
                84.27          1.09        1.1492    2   1   5        12
                84.27          1.92        1.1492    1   2   5        12
                86.87          2.70        1.1212    2   2   4        12
                89.86          1.96        1.0916    0   2   6         6
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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.