Hydrohematite
      Peterson K M, Heaney P J, Post J E, Eng P J
      American Mineralogist 100 (2015) 570-579
      A refined monoclinic structure for a variety of "hydrohematite"
      Note: T = 38 C
      Locality: Synthetic
      _database_code_amcsd 0020338

      CELL PARAMETERS:    7.3951   5.0117   5.4417   90.000   95.666   90.000
      SPACE GROUP: I2/a      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    200.695
      Density (g/cm3):      5.184
      MAX. ABS. INTENSITY / VOLUME**2:      41.55440104    
      RIR:      2.610
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                24.19          7.23        3.6795    2   0   0         2
                24.20         35.62        3.6782    0   1   1         4
                33.09         35.09        2.7076    0   0   2         2
                33.27        100.00        2.6932   -2   1   1         4
                35.65         62.20        2.5183    2   1   1         4
                35.84         37.11        2.5059    0   2   0         2
                39.32          3.35        2.2914   -2   0   2         2
                40.82          7.56        2.2108    1   1   2         4
                40.96          8.64        2.2032    3   1   0         4
                41.05          8.29        2.1986   -1   2   1         4
                43.41          1.90        2.0847    2   0   2         2
                43.70          1.07        2.0712    2   2   0         4
                49.55         17.17        1.8397    4   0   0         2
                49.57         32.95        1.8391    0   2   2         4
                53.99         24.22        1.6982    0   1   3         4
                54.23         19.83        1.6914   -4   1   1         4
                54.24         19.03        1.6910   -2   2   2         4
                57.51          2.24        1.6026    2   2   2         4
                57.63          8.08        1.5995   -2   1   3         4
                57.74          3.03        1.5967   -4   0   2         2
                57.75          1.36        1.5963    0   3   1         4
                62.31         13.55        1.4902    2   1   3         4
                62.64         16.05        1.4830    4   2   0         4
                62.77         12.31        1.4803   -2   3   1         4
                63.92         13.57        1.4563    4   0   2         2
                64.28         26.68        1.4491    2   3   1         4
                69.85          3.33        1.3466   -4   2   2         4
                71.90          6.91        1.3132   -2   0   4         2
                72.10          8.63        1.3100   -4   1   3         4
                72.46          1.04        1.3044   -3   2   3         4
                75.51          6.98        1.2591    4   2   2         4
                75.95          2.76        1.2529    0   4   0         2
                77.50          1.29        1.2317    2   0   4         2
                77.92          1.94        1.2261    0   3   3         4
                80.44          1.88        1.1938    4   1   3         4
                80.67          1.26        1.1911    0   2   4         4
                80.95          3.17        1.1877   -6   1   1         4
                80.98          1.40        1.1873   -2   3   3         4
                83.02          5.33        1.1632   -2   2   4         4
                83.20          3.14        1.1611   -6   0   2         2
                85.03          4.98        1.1408    6   1   1         4
                85.06          2.86        1.1405    2   3   3         4
                85.37          4.41        1.1371    0   4   2         4
                88.44          4.50        1.1054    2   2   4         4
                88.82          2.63        1.1016    6   2   0         4
                89.06          4.27        1.0993   -2   4   2         4
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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.