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 = 740 K, P = 6 GPa during heating
      _database_code_amcsd 0003893

      CELL PARAMETERS:    8.3271   8.3271   8.3271   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    577.408
      Density (g/cm3):      4.601
      MAX. ABS. INTENSITY / VOLUME**2:      64.01611822    
      RIR:      4.531
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                18.45          2.62        4.8077    1   1   1         8
                30.36         37.84        2.9441    2   2   0        12
                35.76        100.00        2.5107    3   1   1        24
                37.41          2.42        2.4038    2   2   2         8
                43.47         18.73        2.0818    4   0   0         6
                53.94         12.08        1.6998    4   2   2        24
                57.51          5.55        1.6026    3   3   3         8
                57.51         28.51        1.6026    5   1   1        24
                63.16         46.19        1.4720    4   4   0        12
                71.68          4.20        1.3166    6   2   0        24
                74.76          9.02        1.2699    5   3   3        24
                75.77          2.22        1.2554    6   2   2        24
                79.79          2.63        1.2019    4   4   4         8
                87.70          4.89        1.1128    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.