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 = 673 K
      _database_code_amcsd 0002033

      CELL PARAMETERS:    8.1695   8.1695   8.1695   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    545.236
      Density (g/cm3):      4.234
      MAX. ABS. INTENSITY / VOLUME**2:      40.42433197    
      RIR:      3.109
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                30.96         61.70        2.8884    2   2   0        12
                36.48        100.00        2.4632    3   1   1        24
                44.35         12.66        2.0424    4   0   0         6
                48.58          4.06        1.8742    3   3   1        24
                55.07         16.57        1.6676    4   2   2        24
                58.73          3.68        1.5722    3   3   3         8
                58.73         34.68        1.5722    5   1   1        24
                64.53         44.41        1.4442    4   4   0        12
                73.29          5.01        1.2917    6   2   0        24
                76.46          8.56        1.2458    5   3   3        24
                81.66          1.24        1.1792    4   4   4         8
                89.85          6.92        1.0917    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.