Hercynite
      Harrison R J, Redfern S A T, O'Neill H St C
      American Mineralogist 83 (1998) 1092-1099
      The temperature dependence of the cation distribution in synthetic hercynite
      (FeAl2O4) from in-situ neutron structure refinements
      Sample at T = 1023 K
      _database_code_amcsd 0002040

      CELL PARAMETERS:    8.1957   8.1957   8.1957   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    550.503
      Density (g/cm3):      4.194
      MAX. ABS. INTENSITY / VOLUME**2:      38.49440137    
      RIR:      2.989
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                30.86         61.42        2.8976    2   2   0        12
                36.36        100.00        2.4711    3   1   1        24
                44.20         13.07        2.0489    4   0   0         6
                48.41          3.67        1.8802    3   3   1        24
                54.88         15.51        1.6729    4   2   2        24
                58.52         32.89        1.5773    5   1   1        24
                58.52          3.49        1.5773    3   3   3         8
                64.30         41.81        1.4488    4   4   0        12
                73.01          4.39        1.2959    6   2   0        24
                76.17          7.69        1.2498    5   3   3        24
                81.34          1.22        1.1829    4   4   4         8
                89.48          5.70        1.0952    6   4   2        48
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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.