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 = 950 C using Rietveld method
      _database_code_amcsd 0001500

      CELL PARAMETERS:    8.3970   8.3970   8.3970   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    592.069
      Density (g/cm3):      4.487
      MAX. ABS. INTENSITY / VOLUME**2:      61.36816069    
      RIR:      4.454
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                18.30          6.62        4.8480    1   1   1         8
                30.10         31.56        2.9688    2   2   0        12
                35.46        100.00        2.5318    3   1   1        24
                37.09          3.61        2.4240    2   2   2         8
                43.09         22.91        2.0993    4   0   0         6
                53.46         10.70        1.7140    4   2   2        24
                56.99         27.72        1.6160    5   1   1        24
                56.99          5.91        1.6160    3   3   3         8
                62.58         47.28        1.4844    4   4   0        12
                70.99          3.92        1.3277    6   2   0        24
                74.03          9.16        1.2805    5   3   3        24
                75.03          2.64        1.2659    6   2   2        24
                79.00          2.99        1.2120    4   4   4         8
                86.79          4.55        1.1221    6   4   2        48
                89.69          8.57        1.0932    7   3   1        48
                89.69          6.19        1.0932    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.