Chromite
      Lenaz D, Skogby H, Princivalle F, Halenius U
      Physics and Chemistry of Minerals 31 (2004) 633-642
      Structural changes and valence states in the MgCr2O4-FeCr2O4 solid solution series
      Sample: Fe2-45
      _database_code_amcsd 0008912

      CELL PARAMETERS:    8.3577   8.3577   8.3577   90.000   90.000   90.000
      SPACE GROUP: Fd-3m     
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    583.795
      Density (g/cm3):      4.806
      MAX. ABS. INTENSITY / VOLUME**2:      66.27124770    
      RIR:      4.490
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                18.39         24.37        4.8253    1   1   1         8
                30.25         25.14        2.9549    2   2   0        12
                35.63        100.00        2.5199    3   1   1        24
                37.27          8.24        2.4127    2   2   2         8
                43.30         29.45        2.0894    4   0   0         6
                53.73          7.70        1.7060    4   2   2        24
                57.28          4.70        1.6084    3   3   3         8
                57.28         31.28        1.6084    5   1   1        24
                62.90         46.17        1.4774    4   4   0        12
                66.15          2.68        1.4127    5   3   1        48
                71.38          2.58        1.3215    6   2   0        24
                74.44          8.98        1.2745    5   3   3        24
                75.45          4.46        1.2600    6   2   2        24
                79.44          3.79        1.2063    4   4   4         8
                82.41          1.48        1.1703    5   5   1        24
                87.30          3.65        1.1168    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.