Natrojarosite
      Basciano L C, Peterson R C
      American Mineralogist 93 (2008) 853-862
      Crystal chemistry of the natrojarosite-jarosite and natrojarosite-hydronium
      jarosite solid-solution: A synthetic study with full Fe site occupancy
      Locality: synthetic
      Sample: R
      _database_code_amcsd 0004578

      CELL PARAMETERS:    7.3254   7.3254  16.7209   90.000   90.000  120.000
      SPACE GROUP: R-3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    777.057
      Density (g/cm3):      3.060
      MAX. ABS. INTENSITY / VOLUME**2:      17.56142944    
      RIR:      1.868
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                14.94         15.06        5.9314    1   0   1         6
                15.90         40.78        5.5736    0   0   3         2
                17.55        100.00        5.0537    0   1   2         6
                24.30          5.96        3.6627    1   1   0         6
                25.52         10.61        3.4906    1   0   4         6
                28.64         99.87        3.1164    0   2   1         6
                29.17         94.92        3.0609    1   1   3        12
                30.13          9.63        2.9657    2   0   2         6
                30.21          4.19        2.9583    0   1   5         6
                32.12         18.12        2.7868    0   0   6         2
                35.53         18.22        2.5269    0   2   4         6
                39.14          3.21        2.3014    2   0   5         6
                40.35         29.48        2.2355    1   0   7         6
                40.68          1.25        2.2178    1   1   6        12
                45.70          1.49        1.9851    0   1   8         6
                45.90         31.38        1.9771    0   3   3         6
                47.66         13.03        1.9082    0   2   7         6
                49.03          5.37        1.8579    0   0   9         2
                49.79         33.18        1.8313    2   2   0         6
                52.43          4.32        1.7453    2   0   8         6
                52.60          7.76        1.7398    2   2   3        12
                53.20          6.42        1.7218    3   1   2        12
                54.20          1.98        1.6923    2   1   7        12
                55.46          1.65        1.6569    1   1   9        12
                56.77          5.40        1.6217    1   3   4        12
                58.45          5.67        1.5789    4   0   1         6
                58.59          8.31        1.5756    1   2   8        12
                59.31          6.00        1.5582    0   4   2         6
                59.35          3.43        1.5571    3   1   5        12
                60.49         14.85        1.5305    2   2   6        12
                62.65          5.21        1.4829    4   0   4         6
                62.82         17.81        1.4792    0   2  10         6
                64.24          1.21        1.4499    3   2   1        12
                65.05          3.75        1.4338    2   3   2        12
                65.09          3.38        1.4330    0   4   5         6
                65.94          1.60        1.4167    1   3   7        12
                67.06          2.86        1.3957    0   3   9         6
                68.23          1.87        1.3745    3   2   4        12
                68.44          4.75        1.3708    2   0  11         6
                70.03          2.77        1.3435    1   4   3        12
                70.03          4.39        1.3435    4   1   3        12
                71.39          2.63        1.3213    4   0   7         6
                72.47          3.29        1.3042    2   2   9        12
                76.67          5.18        1.2429    3   2   7        12
                78.99          1.04        1.2121    1   3  10        12
                80.28          1.21        1.1958    2   4   1        12
                84.13          2.29        1.1507    4   0  10         6
                85.71          2.74        1.1334    2   1  13        12
                86.17          1.74        1.1286    4   2   5        12
                88.09          1.76        1.1089    2   2  12        12
                89.25          2.45        1.0974    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.