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 = 550 C using the two step method
      _database_code_amcsd 0001510

      CELL PARAMETERS:    8.3845   8.3845   8.3845   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    589.429
      Density (g/cm3):      4.507
      MAX. ABS. INTENSITY / VOLUME**2:      63.00267454    
      RIR:      4.552
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                18.33          2.79        4.8408    1   1   1         8
                30.15         35.94        2.9644    2   2   0        12
                35.51        100.00        2.5280    3   1   1        24
                37.15          2.62        2.4204    2   2   2         8
                43.16         18.80        2.0961    4   0   0         6
                53.54         12.23        1.7115    4   2   2        24
                57.08         27.06        1.6136    5   1   1        24
                57.08          6.03        1.6136    3   3   3         8
                62.68         45.70        1.4822    4   4   0        12
                71.11          4.50        1.3257    6   2   0        24
                74.16          9.08        1.2786    5   3   3        24
                75.16          2.16        1.2640    6   2   2        24
                79.14          2.33        1.2102    4   4   4         8
                86.95          5.16        1.1204    6   4   2        48
                89.86          8.69        1.0916    7   3   1        48
                89.86          6.03        1.0916    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.