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 = 970 K, P = 6 GPa during cooling
      _database_code_amcsd 0003897

      CELL PARAMETERS:    8.3453   8.3453   8.3453   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    581.202
      Density (g/cm3):      4.570
      MAX. ABS. INTENSITY / VOLUME**2:      62.16495099    
      RIR:      4.429
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                18.41          3.07        4.8182    1   1   1         8
                30.29         37.22        2.9505    2   2   0        12
                35.68        100.00        2.5162    3   1   1        24
                37.33          2.54        2.4091    2   2   2         8
                43.37         18.76        2.0863    4   0   0         6
                53.82         11.80        1.7035    4   2   2        24
                57.37          5.47        1.6061    3   3   3         8
                57.37         27.44        1.6061    5   1   1        24
                63.01         44.28        1.4753    4   4   0        12
                71.50          4.07        1.3195    6   2   0        24
                74.57          8.50        1.2726    5   3   3        24
                75.58          2.05        1.2581    6   2   2        24
                79.59          2.34        1.2045    4   4   4         8
                87.46          4.62        1.1152    6   4   2        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.