Epsomite
      Calleri M, Gavetti A, Ivaldi G, Rubbo M
      Acta Crystallographica B40 (1984) 218-222
      Synthetic epsomite, MgSO4.7H2O: Absolute configuration and surface features
      of the complementary {111} forms
      Locality: synthetic
      _database_code_amcsd 0021005

      CELL PARAMETERS:   11.8870  12.0130   6.8610   90.000   90.000   90.000
      SPACE GROUP: P2_12_12_1
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    979.741
      Density (g/cm3):      1.671
      MAX. ABS. INTENSITY / VOLUME**2:      5.407394852    
      RIR:      1.054
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                14.75         11.75        6.0065    0   2   0         2
                14.87         14.87        5.9578    0   1   1         4
                14.91          2.93        5.9435    2   0   0         2
                14.91          2.76        5.9422    1   0   1         4
                16.54         21.65        5.3610    1   2   0         4
                16.64         13.71        5.3262    1   1   1         4
                19.64          2.01        4.5193    0   2   1         4
                19.76         20.58        4.4923    2   0   1         4
                21.03         20.36        4.2248    2   2   0         4
                21.03         79.64        4.2243    1   2   1         4
                21.11         72.92        4.2077    2   1   1         4
                23.44          9.56        3.7948    1   3   0         4
                23.64          7.77        3.7629    3   1   0         4
                25.76         11.72        3.4584    0   3   1         4
                25.97          2.05        3.4312    3   0   1         4
                25.97         11.68        3.4305    0   0   2         2
                26.85          2.16        3.3207    1   3   1         4
                26.96          1.51        3.3075    3   2   0         4
                28.07          6.60        3.1785    1   1   2         4
                29.75          2.16        3.0032    0   4   0         2
                29.89          4.57        2.9892    2   3   1         4
                29.99         10.38        2.9794    3   2   1         4
                30.08          9.18        2.9711    2   0   2         4
                30.95          6.55        2.8895    1   2   2         4
                31.00         20.98        2.8848    4   1   0         4
                31.01          6.95        2.8842    2   1   2         4
                31.77          1.93        2.8165    3   3   0         4
                32.55         20.53        2.7512    0   4   1         4
                32.84          1.66        2.7269    4   0   1         4
                33.43         26.22        2.6804    1   4   1         4
                33.65         13.43        2.6636    4   2   0         4
                33.65         23.67        2.6631    2   2   2         4
                33.70          1.74        2.6593    4   1   1         4
                34.58          1.94        2.5935    3   0   2         4
                35.97          1.62        2.4967    2   4   1         4
                36.18          2.63        2.4830    4   2   1         4
                37.58          2.68        2.3934    3   4   0         4
                37.70          1.40        2.3861    2   3   2         4
                37.78          4.14        2.3811    3   2   2         4
                38.22          1.02        2.3550    1   5   0         4
                39.89          1.90        2.2599    3   4   1         4
                39.90          4.83        2.2597    0   4   2         4
                40.50          2.11        2.2275    2   5   0         4
                40.64          1.85        2.2199    1   4   2         4
                40.87         11.91        2.2081    5   1   1         4
                40.87          1.45        2.2079    4   1   2         4
                40.88          1.68        2.2076    1   1   3         4
                41.48          1.68        2.1768    3   3   2         4
                42.29          6.54        2.1373    0   2   3         4
                42.68          2.13        2.1186    2   5   1         4
                42.81          1.93        2.1122    2   4   2         4
                42.99          2.71        2.1040    5   2   1         4
                43.00          8.07        2.1036    1   2   3         4
                43.04          1.96        2.1015    2   1   3         4
                44.31          2.53        2.0443    5   3   0         4
                44.90          1.62        2.0189    4   4   1         4
                45.08          2.93        2.0112    2   2   3         4
                45.68          1.51        1.9859    0   3   3         4
                46.35          5.13        1.9590    4   3   2         4
                46.79          2.10        1.9415    1   5   2         4
                47.12          1.15        1.9287    5   1   2         4
                47.78          3.85        1.9034    6   0   1         4
                47.95          2.25        1.8974    2   6   0         4
                47.95          2.12        1.8974    1   6   1         4
                48.32          4.10        1.8836    2   3   3         4
                48.42          1.55        1.8799    6   1   1         4
                48.74          2.25        1.8682    2   5   2         4
                48.86          2.64        1.8640    5   4   0         4
                49.87          1.21        1.8288    2   6   1         4
                50.29          2.19        1.8145    6   2   1         4
                50.64          2.99        1.8027    4   5   1         4
                50.75          1.10        1.7988    5   4   1         4
                50.76          2.55        1.7986    1   4   3         4
                50.96          1.65        1.7921    4   1   3         4
                51.88          1.05        1.7625    3   5   2         4
                52.08          2.08        1.7561    5   3   2         4
                52.60          1.27        1.7398    2   4   3         4
                52.95          4.63        1.7293    3   6   1         4
                53.40          2.09        1.7156    6   0   2         4
                53.42          1.11        1.7153    0   0   4         2
                53.55          1.92        1.7112    1   6   2         4
                53.99          1.42        1.6984    6   1   2         4
                55.17          1.41        1.6649    0   7   1         4
                55.33          3.01        1.6604    2   6   2         4
                55.58          2.77        1.6535    3   4   3         4
                56.30          2.94        1.6341    7   2   0         4
                56.35          2.74        1.6327    2   1   4         4
                58.04          1.19        1.5893    2   2   4         4
                59.11          1.15        1.5630    1   3   4         4
                63.01          3.40        1.4753    7   2   2         4
                66.39          1.00        1.4081    3   6   3         4
                67.56          1.08        1.3865    1   5   4         4
                68.17          1.11        1.3757    3   8   1         4
                68.85          1.25        1.3637    5   7   1         4
                68.87          1.01        1.3634    7   0   3         4
                69.11          1.49        1.3592    7   5   1         4
                75.29          1.04        1.2622    5   4   4         4
                76.79          1.19        1.2413    1   4   5         4
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.