Magnesioferrite
      O'Neill H St C, Annersten H, Virgo D
      American Mineralogist 77 (1992) 725-740
      The temperature dependence of the cation distribution in magnesioferrite
      (MgFe2O4) from powder XRD structural refinements and Mossbauer spectroscopy
      batch 1, anneal T = 1150 C using Rietveld method
      _database_code_amcsd 0001504

      CELL PARAMETERS:    8.4000   8.4000   8.4000   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    592.704
      Density (g/cm3):      4.482
      MAX. ABS. INTENSITY / VOLUME**2:      60.68988365    
      RIR:      4.409
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                18.29          8.03        4.8497    1   1   1         8
                30.09         30.66        2.9698    2   2   0        12
                35.44        100.00        2.5327    3   1   1        24
                37.07          3.90        2.4249    2   2   2         8
                43.07         23.89        2.1000    4   0   0         6
                53.44         10.32        1.7146    4   2   2        24
                56.96          5.80        1.6166    3   3   3         8
                56.96         27.98        1.6166    5   1   1        24
                62.55         47.31        1.4849    4   4   0        12
                70.96          3.75        1.3282    6   2   0        24
                74.00          9.10        1.2810    5   3   3        24
                75.00          2.77        1.2663    6   2   2        24
                78.97          3.09        1.2124    4   4   4         8
                86.75          4.39        1.1225    6   4   2        48
                89.65          6.18        1.0936    5   5   3        24
                89.65          8.37        1.0936    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.