Rhomboclase
      Mereiter K
      Tschermaks Mineralogische und Petrographische Mitteilungen 21 (1974) 216-232
      Die Kristallstruktur von Rhomboklas, H5O2+{Fe[SO4]2*2H2O}-
      Locality: synthetic
      _database_code_amcsd 0015649

      CELL PARAMETERS:    9.7240  18.3330   5.4210   90.000   90.000   90.000
      SPACE GROUP: Pnma      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    966.402
      Density (g/cm3):      2.197
      MAX. ABS. INTENSITY / VOLUME**2:      25.46770748    
      RIR:      3.775
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                 9.65        100.00        9.1665    0   2   0         2
                17.06          2.65        5.1985    0   1   1         4
                18.25          4.05        4.8620    2   0   0         2
                18.74         20.18        4.7349    1   0   1         4
                20.68          4.35        4.2952    2   2   0         4
                21.12          8.98        4.2068    1   2   1         8
                21.92         18.51        4.0553    0   3   1         4
                23.77          2.27        3.7429    1   3   1         8
                25.08         10.79        3.5510    2   1   1         8
                26.73         17.69        3.3350    2   4   0         4
                27.08         23.19        3.2932    1   4   1         8
                28.66         22.02        3.1142    2   3   1         8
                29.23          1.80        3.0555    0   6   0         2
                29.41          1.76        3.0371    0   5   1         4
                32.18          2.39        2.7820    3   0   1         4
                33.67          5.79        2.6621    3   2   1         8
                34.51          1.27        2.5992    0   2   2         4
                34.67          1.76        2.5870    2   6   0         4
                34.95          1.88        2.5674    1   6   1         8
                35.76          1.74        2.5111    1   2   2         8
                36.98          4.28        2.4310    4   0   0         2
                38.30          4.08        2.3498    4   2   0         4
                38.56          2.05        2.3348    2   6   1         8
                38.59          2.26        2.3330    0   4   2         4
                39.31          4.79        2.2922    2   2   2         8
                39.32          2.13        2.2916    0   8   0         2
                42.07          1.81        2.1476    4   4   0         4
                42.61          2.61        2.1218    2   7   1         8
                43.00          5.20        2.1034    2   4   2         8
                43.89          2.55        2.0627    1   8   1         8
                44.02          2.27        2.0571    3   6   1         8
                44.69          5.98        2.0277    0   6   2         4
                50.87          2.40        1.7951    5   2   1         8
                51.48          1.17        1.7752    2   9   1         8
                51.68          1.27        1.7688    3   8   1         8
                52.28          3.68        1.7500    0   8   2         4
                53.94          2.34        1.7000    5   4   1         8
                54.51          1.13        1.6833    4   4   2         8
                58.80          1.09        1.5703    5   6   1         8
                59.35          4.21        1.5571    4   6   2         8
                59.42          1.24        1.5554    3   2   3         8
                60.60          1.33        1.5280    6   4   0         4
                61.63          1.35        1.5049    6   3   1         8
                63.56          1.55        1.4637    4  10   0         4
                64.26          1.58        1.4495    2  10   2         8
                66.70          1.34        1.4023    3   6   3         8
                73.82          1.26        1.2837    2  12   2         8
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.