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 = 257 C
      _database_code_amcsd 0003680

      CELL PARAMETERS:    8.4163   8.4163   8.4163   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    596.170
      Density (g/cm3):      4.456
      MAX. ABS. INTENSITY / VOLUME**2:      61.80453877    
      RIR:      4.516
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                18.26          3.13        4.8592    1   1   1         8
                30.03         34.54        2.9756    2   2   0        12
                35.37        100.00        2.5376    3   1   1        24
                37.00          2.73        2.4296    2   2   2         8
                42.99         19.71        2.1041    4   0   0         6
                53.33         11.81        1.7180    4   2   2        24
                56.84         26.06        1.6197    5   1   1        24
                56.84          6.19        1.6197    3   3   3         8
                62.42         45.59        1.4878    4   4   0        12
                70.80          4.35        1.3307    6   2   0        24
                73.83          8.90        1.2835    5   3   3        24
                74.83          2.07        1.2688    6   2   2        24
                78.78          2.42        1.2148    4   4   4         8
                86.54          4.85        1.1247    6   4   2        48
                89.43          5.71        1.0957    5   5   3        24
                89.43          8.62        1.0957    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.