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 = 1073 K
      _database_code_amcsd 0002041

      CELL PARAMETERS:    8.1999   8.1999   8.1999   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    551.344
      Density (g/cm3):      4.187
      MAX. ABS. INTENSITY / VOLUME**2:      38.16656860    
      RIR:      2.968
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                30.84         60.76        2.8991    2   2   0        12
                36.34        100.00        2.4724    3   1   1        24
                44.18         13.34        2.0500    4   0   0         6
                48.39          3.45        1.8812    3   3   1        24
                54.85         15.22        1.6738    4   2   2        24
                58.49          3.48        1.5781    3   3   3         8
                58.49         32.49        1.5781    5   1   1        24
                64.26         41.41        1.4495    4   4   0        12
                72.97          4.28        1.2965    6   2   0        24
                76.12          7.55        1.2505    5   3   3        24
                81.29          1.24        1.1836    4   4   4         8
                89.43          5.47        1.0958    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.