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 = 15.4 kbar
      _database_code_amcsd 0017732

      CELL PARAMETERS:    5.0249   5.0249  13.7163   90.000   90.000  120.000
      SPACE GROUP: R-3c      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    299.932
      Density (g/cm3):      5.304
      MAX. ABS. INTENSITY / VOLUME**2:      60.00515717    
      RIR:      3.684
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                24.22         28.10        3.6744    0   1   2         6
                33.26        100.00        2.6934    1   0   4         6
                35.74         73.65        2.5124    1   1   0         6
                39.42          2.04        2.2861    0   0   6         2
                40.99         17.79        2.2019    1   1   3        12
                43.64          1.96        2.0740    2   0   2         6
                49.62         37.47        1.8372    0   2   4         6
                54.25         44.86        1.6909    1   1   6        12
                57.63          2.36        1.5994    1   2   2        12
                57.80          8.63        1.5952    0   1   8         6
                62.64         30.98        1.4830    2   1   4        12
                64.21         29.72        1.4506    3   0   0         6
                69.84          3.16        1.3467    2   0   8         6
                72.22         10.94        1.3082    1   0  10         6
                72.55          1.70        1.3030    1   1   9        12
                75.71          2.38        1.2562    2   2   0         6
                78.02          1.30        1.2248    0   3   6         6
                78.02          1.30        1.2248    3   0   6         6
                81.01          4.42        1.1869    1   2   8        12
                83.27          5.78        1.1603    0   2  10         6
                85.24          3.00        1.1385    1   3   4        12
                88.89          2.70        1.1009    2   2   6        12
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.