Hematite
      Finger L W, Hazen R M
      Journal of Applied Physics 51 (1980) 5362-5367
      Crystal structure and isothermal compression of Fe2O3, Cr2O3, and V2O3 to 50 kbars
      Locality: synthetic
      Note: P = 52.4 kbar
      _database_code_amcsd 0017736

      CELL PARAMETERS:    5.0020   5.0020  13.6202   90.000   90.000  120.000
      SPACE GROUP: R-3c      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    295.122
      Density (g/cm3):      5.390
      MAX. ABS. INTENSITY / VOLUME**2:      61.15678209    
      RIR:      3.694
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                24.35         27.04        3.6551    0   1   2         6
                33.47        100.00        2.6770    1   0   4         6
                35.91         72.25        2.5010    1   1   0         6
                39.71          1.99        2.2700    0   0   6         2
                41.21         18.45        2.1906    1   1   3        12
                43.86          2.18        2.0641    2   0   2         6
                49.90         36.00        1.8275    0   2   4         6
                54.60         45.03        1.6809    1   1   6        12
                57.93          2.46        1.5919    1   2   2        12
                58.23          8.01        1.5845    0   1   8         6
                62.99         29.70        1.4756    2   1   4        12
                64.54         29.90        1.4440    3   0   0         6
                70.33          3.02        1.3385    2   0   8         6
                72.79         10.50        1.2993    1   0  10         6
                73.08          1.84        1.2948    1   1   9        12
                76.12          2.24        1.2505    2   2   0         6
                78.51          1.13        1.2184    0   3   6         6
                78.51          1.13        1.2184    3   0   6         6
                81.57          4.18        1.1801    1   2   8        12
                83.92          5.64        1.1530    0   2  10         6
                85.75          2.91        1.1330    1   3   4        12
                89.47          2.72        1.0953    2   2   6        12
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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.