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 = 295 C
      _database_code_amcsd 0003681

      CELL PARAMETERS:    8.4208   8.4208   8.4208   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    597.116
      Density (g/cm3):      4.449
      MAX. ABS. INTENSITY / VOLUME**2:      61.63001694    
      RIR:      4.511
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                18.25          3.19        4.8617    1   1   1         8
                30.01         34.48        2.9772    2   2   0        12
                35.35        100.00        2.5390    3   1   1        24
                36.98          2.76        2.4309    2   2   2         8
                42.96         19.66        2.1052    4   0   0         6
                53.29         11.82        1.7189    4   2   2        24
                56.81         26.03        1.6206    5   1   1        24
                56.81          6.19        1.6206    3   3   3         8
                62.38         45.42        1.4886    4   4   0        12
                70.76          4.36        1.3314    6   2   0        24
                73.79          8.88        1.2842    5   3   3        24
                74.78          2.08        1.2695    6   2   2        24
                78.73          2.37        1.2154    4   4   4         8
                86.49          4.87        1.1253    6   4   2        48
                89.37          5.68        1.0963    5   5   3        24
                89.37          8.60        1.0963    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.