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: Fe2-70
      _database_code_amcsd 0008915

      CELL PARAMETERS:    8.3672   8.3672   8.3672   90.000   90.000   90.000
      SPACE GROUP: Fd-3m     
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    585.788
      Density (g/cm3):      4.904
      MAX. ABS. INTENSITY / VOLUME**2:      71.70531517    
      RIR:      4.761
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                18.37         17.51        4.8308    1   1   1         8
                30.21         28.65        2.9583    2   2   0        12
                35.59        100.00        2.5228    3   1   1        24
                37.23          7.61        2.4154    2   2   2         8
                43.25         24.75        2.0918    4   0   0         6
                53.66          8.72        1.7079    4   2   2        24
                57.21         30.93        1.6103    5   1   1        24
                57.21          4.71        1.6103    3   3   3         8
                62.83         44.24        1.4791    4   4   0        12
                66.06          1.88        1.4143    5   3   1        48
                71.28          2.91        1.3230    6   2   0        24
                74.34          8.87        1.2760    5   3   3        24
                75.35          4.11        1.2614    6   2   2        24
                79.34          3.13        1.2077    4   4   4         8
                82.29          1.16        1.1716    5   5   1        24
                87.18          4.03        1.1181    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.