Jarosite
      Basciano L C, Peterson R C
      American Mineralogist 92 (2007) 1464-1473
      Jarosite - hydronium jarosite solid solution series with
      full iron occupancy: Mineralogy and crystal chemistry
      Locality: Rio Tonto, Huelva, Spain
      Sample: 7-13-2-1
      _database_code_amcsd 0004439

      CELL PARAMETERS:    7.3478   7.3478  17.0280   90.000   90.000  120.000
      SPACE GROUP: R-3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    796.176
      Density (g/cm3):      2.900
      MAX. ABS. INTENSITY / VOLUME**2:      22.91603257    
      RIR:      2.573
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                14.86          5.56        5.9608    1   0   1         6
                15.61         40.34        5.6760    0   0   3         2
                17.40        100.00        5.0971    0   1   2         6
                24.23          2.00        3.6739    1   1   0         6
                25.17         10.56        3.5382    1   0   4         6
                28.54         80.75        3.1276    0   2   1         6
                28.95         60.11        3.0842    1   1   3        12
                29.75          4.08        3.0026    0   1   5         6
                29.98          4.23        2.9804    2   0   2         6
                31.52         10.66        2.8380    0   0   6         2
                35.22         12.91        2.5485    0   2   4         6
                38.73          3.38        2.3249    2   0   5         6
                39.67         18.74        2.2722    1   0   7         6
                40.15          1.60        2.2459    1   1   6        12
                42.62          1.15        2.1211    3   0   0         6
                43.20          1.09        2.0940    2   1   4        12
                44.90          1.10        2.0186    0   1   8         6
                45.66         20.70        1.9869    0   3   3         6
                47.02         10.02        1.9325    0   2   7         6
                48.09          5.32        1.8920    0   0   9         2
                49.63         21.75        1.8369    2   2   0         6
                51.67          2.27        1.7691    2   0   8         6
                52.35          6.71        1.7477    2   2   3        12
                52.99          5.41        1.7281    3   1   2        12
                56.44          4.61        1.6303    1   3   4        12
                57.85          6.09        1.5939    1   2   8        12
                58.25          4.34        1.5839    4   0   1         6
                58.94          1.76        1.5670    3   1   5        12
                59.07          3.27        1.5638    0   4   2         6
                59.99          9.81        1.5421    2   2   6        12
                61.79         12.65        1.5013    0   2  10         6
                62.31          3.41        1.4902    4   0   4         6
                64.67          3.16        1.4413    0   4   5         6
                64.79          3.37        1.4389    2   3   2        12
                65.32          1.29        1.4285    1   3   7        12
                66.19          1.57        1.4119    0   3   9         6
                67.26          3.33        1.3920    2   0  11         6
                67.87          1.52        1.3809    3   2   4        12
                69.72          1.69        1.3488    1   4   3        12
                69.72          2.58        1.3488    4   1   3        12
                70.76          2.33        1.3314    4   0   7         6
                71.60          2.85        1.3180    2   2   9        12
                76.03          3.24        1.2517    3   2   7        12
                83.09          1.69        1.1625    4   0  10         6
                84.16          2.04        1.1503    2   1  13        12
                85.66          1.22        1.1339    4   2   5        12
                88.03          1.53        1.1094    0   4  11         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.