Magnesioferrite
      O'Neill H St C, Annersten H, Virgo D
      American Mineralogist 77 (1992) 725-740
      The temperature dependence of the cation distribution in magnesioferrite
      (MgFe2O4) from powder XRD structural refinements and Mossbauer spectroscopy
      batch 2, anneal T = 850 C using Rietveld method
      _database_code_amcsd 0001496

      CELL PARAMETERS:    8.3946   8.3946   8.3946   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    591.562
      Density (g/cm3):      4.490
      MAX. ABS. INTENSITY / VOLUME**2:      61.53815237    
      RIR:      4.462
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                18.31          5.88        4.8466    1   1   1         8
                30.11         32.46        2.9679    2   2   0        12
                35.47        100.00        2.5311    3   1   1        24
                37.10          3.42        2.4233    2   2   2         8
                43.10         22.04        2.0986    4   0   0         6
                53.47         10.98        1.7135    4   2   2        24
                57.00         27.70        1.6155    5   1   1        24
                57.00          5.89        1.6155    3   3   3         8
                62.60         46.83        1.4840    4   4   0        12
                71.02          4.02        1.3273    6   2   0        24
                74.06          9.12        1.2802    5   3   3        24
                75.06          2.55        1.2655    6   2   2        24
                79.03          2.82        1.2117    4   4   4         8
                86.82          4.67        1.1218    6   4   2        48
                89.72          8.51        1.0929    7   3   1        48
                89.72          6.15        1.0929    5   5   3        24
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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.