Magnesioferrite
      Antao S M, Hassan I, Crichton W A, Parise J B
      American Mineralogist 90 (2005) 1500-1505
      Effects of high pressure and high temperature on cation ordering in
      magnesioferrite, MgFe2O4, using in situ synchrotron X-ray powder
      diffraction up to 1430 K and 6 GPa
      Sample: T = 890 K, P = 3 GPa during cooling
      _database_code_amcsd 0003922

      CELL PARAMETERS:    8.3989   8.3989   8.3989   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    592.465
      Density (g/cm3):      4.484
      MAX. ABS. INTENSITY / VOLUME**2:      61.85848577    
      RIR:      4.492
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                18.30          4.56        4.8491    1   1   1         8
                30.09         34.05        2.9694    2   2   0        12
                35.45        100.00        2.5324    3   1   1        24
                37.08          3.09        2.4245    2   2   2         8
                43.08         20.17        2.0997    4   0   0         6
                53.44         11.73        1.7144    4   2   2        24
                56.97         27.51        1.6164    5   1   1        24
                56.97          5.94        1.6164    3   3   3         8
                62.56         45.88        1.4847    4   4   0        12
                70.97          4.38        1.3280    6   2   0        24
                74.01          9.11        1.2808    5   3   3        24
                75.01          2.33        1.2662    6   2   2        24
                78.98          2.38        1.2123    4   4   4         8
                86.77          5.13        1.1223    6   4   2        48
                89.67          8.60        1.0934    7   3   1        48
                89.67          6.10        1.0934    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.