Magnesioferrite
      Antao S M, Hassan I, Parise J B
      American Mineralogist 90 (2005) 219-228
      Cation ordering in magnesioferrite, MgFe2O4, to 982 C using
      in situ synchrotron X-ray powder diffraction
      Sample: on heating T = 848 C
      _database_code_amcsd 0003694

      CELL PARAMETERS:    8.4661   8.4661   8.4661   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    606.802
      Density (g/cm3):      4.378
      MAX. ABS. INTENSITY / VOLUME**2:      58.59370628    
      RIR:      4.358
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                18.15          3.87        4.8879    1   1   1         8
                29.85         33.05        2.9932    2   2   0        12
                35.16        100.00        2.5526    3   1   1        24
                36.77          3.15        2.4439    2   2   2         8
                42.72         20.25        2.1165    4   0   0         6
                52.99         10.93        1.7281    4   2   2        24
                56.48          6.14        1.6293    3   3   3         8
                56.48         24.17        1.6293    5   1   1        24
                62.01         42.52        1.4966    4   4   0        12
                70.33          3.88        1.3386    6   2   0        24
                73.33          8.11        1.2911    5   3   3        24
                74.32          2.15        1.2763    6   2   2        24
                78.23          2.19        1.2220    4   4   4         8
                85.91          4.06        1.1313    6   4   2        48
                88.76          4.80        1.1022    5   5   3        24
                88.76          7.71        1.1022    7   3   1        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.