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 = 860 K, P = 6 GPa during cooling
      _database_code_amcsd 0003898

      CELL PARAMETERS:    8.3363   8.3363   8.3363   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    579.322
      Density (g/cm3):      4.585
      MAX. ABS. INTENSITY / VOLUME**2:      63.17112800    
      RIR:      4.486
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                18.43          2.50        4.8130    1   1   1         8
                30.33         38.08        2.9473    2   2   0        12
                35.72        100.00        2.5135    3   1   1        24
                37.37          2.38        2.4065    2   2   2         8
                43.42         18.26        2.0841    4   0   0         6
                53.88         12.13        1.7016    4   2   2        24
                57.44          5.52        1.6043    3   3   3         8
                57.44         27.85        1.6043    5   1   1        24
                63.09         44.93        1.4737    4   4   0        12
                71.59          4.21        1.3181    6   2   0        24
                74.66          8.72        1.2713    5   3   3        24
                75.68          2.07        1.2567    6   2   2        24
                79.69          2.39        1.2032    4   4   4         8
                87.58          4.81        1.1140    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.