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 = 1173 K
      _database_code_amcsd 0002043

      CELL PARAMETERS:    8.2083   8.2083   8.2083   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    553.036
      Density (g/cm3):      4.176
      MAX. ABS. INTENSITY / VOLUME**2:      37.51636217    
      RIR:      2.925
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                30.81         59.48        2.9021    2   2   0        12
                36.30        100.00        2.4749    3   1   1        24
                44.13         13.89        2.0521    4   0   0         6
                48.33          3.07        1.8831    3   3   1        24
                54.79         14.66        1.6755    4   2   2        24
                58.42          3.46        1.5797    3   3   3         8
                58.42         31.71        1.5797    5   1   1        24
                64.19         40.58        1.4510    4   4   0        12
                72.88          4.05        1.2978    6   2   0        24
                76.03          7.27        1.2517    5   3   3        24
                81.19          1.26        1.1848    4   4   4         8
                89.31          5.05        1.0969    6   4   2        48
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.