Natrojarosite
      Nestola F, Mills S J, Periotto B, Scandolo L
      Mineralogical Magazine 77 (2013) 3007-3017
      The alunite supergroup under high pressure: the case of natrojarosite,
      NaFe3(SO4)2(OH)6
      Note: P = 3.368 GPa
      Locality: Londonderry Li deposit, Nepean, Western Australia, Australia
      _database_code_amcsd 0020121

      CELL PARAMETERS:    7.2473   7.2473  16.0061   90.000   90.000  120.000
      SPACE GROUP: R-3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    728.062
      Density (g/cm3):      3.275
      MAX. ABS. INTENSITY / VOLUME**2:      20.13968560    
      RIR:      2.003
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                15.16         16.35        5.8432    1   0   1         6
                16.62         24.00        5.3354    0   0   3         2
                17.96         73.19        4.9387    0   1   2         6
                24.57          7.66        3.6237    1   1   0         6
                26.42         10.27        3.3741    1   0   4         6
                28.99        100.00        3.0795    0   2   1         6
                29.81         92.76        2.9976    1   1   3        12
                30.60         14.49        2.9216    2   0   2         6
                31.37          2.02        2.8517    0   1   5         6
                33.59         20.78        2.6677    0   0   6         2
                36.38         18.95        2.4694    0   2   4         6
                39.63          1.27        2.2744    1   2   2        12
                40.24          3.47        2.2410    2   0   5         6
                42.06         27.41        2.1484    1   0   7         6
                46.63         27.85        1.9477    0   3   3         6
                47.71          2.74        1.9062    0   1   8         6
                47.72          1.85        1.9060    1   2   5        12
                49.31         14.41        1.8480    0   2   7         6
                50.36         35.61        1.8118    2   2   0         6
                51.38          3.42        1.7785    0   0   9         2
                53.40          8.13        1.7156    2   2   3        12
                53.90          5.31        1.7010    3   1   2        12
                54.38          4.59        1.6871    2   0   8         6
                55.84          2.64        1.6463    2   1   7        12
                57.75          3.67        1.5965    1   1   9        12
                57.76          5.89        1.5962    1   3   4        12
                59.16          6.11        1.5616    4   0   1         6
                60.09          7.40        1.5398    0   4   2         6
                60.54          7.16        1.5294    1   2   8        12
                60.54          3.51        1.5293    3   1   5        12
                61.91         16.85        1.4988    2   2   6        12
                63.71          6.14        1.4608    4   0   4         6
                65.04          1.31        1.4341    3   2   1        12
                65.46         14.71        1.4259    0   2  10         6
                65.91          3.45        1.4171    2   3   2        12
                66.35          3.17        1.4089    0   4   5         6
                67.64          1.59        1.3851    1   3   7        12
                69.35          4.40        1.3550    0   3   9         6
                69.36          1.99        1.3548    3   2   4        12
                71.06          4.88        1.3266    4   1   3        12
                71.06          3.07        1.3266    1   4   3        12
                71.46          4.58        1.3201    2   0  11         6
                73.15          2.95        1.2938    4   0   7         6
                74.80          2.61        1.2692    2   2   9        12
                78.50          5.27        1.2184    3   2   7        12
                81.34          1.62        1.1829    2   4   1        12
                85.36          1.13        1.1372    2   4   4        12
                86.95          2.49        1.1205    4   0  10         6
                87.76          1.93        1.1122    4   2   5        12
                89.73          1.48        1.0928    2   1  13        12
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.