Magnesiochromite
      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: Fe2-20
      _database_code_amcsd 0008905

      CELL PARAMETERS:    8.3340   8.3340   8.3340   90.000   90.000   90.000
      SPACE GROUP: Fd-3m     
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    578.843
      Density (g/cm3):      4.425
      MAX. ABS. INTENSITY / VOLUME**2:      46.93575258    
      RIR:      3.454
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                18.44         71.66        4.8116    1   1   1         8
                30.33         12.21        2.9465    2   2   0        12
                35.73        100.00        2.5128    3   1   1        24
                37.38         11.65        2.4058    2   2   2         8
                43.43         56.04        2.0835    4   0   0         6
                47.56          5.02        1.9120    3   3   1        24
                53.89          3.65        1.7012    4   2   2        24
                57.46          4.46        1.6039    3   3   3         8
                57.46         32.59        1.6039    5   1   1        24
                63.10         53.89        1.4733    4   4   0        12
                66.36          8.29        1.4087    5   3   1        48
                71.61          1.18        1.3177    6   2   0        24
                74.69          9.02        1.2709    5   3   3        24
                75.70          6.18        1.2564    6   2   2        24
                79.71          7.43        1.2029    4   4   4         8
                82.69          3.51        1.1670    5   5   1        24
                87.61          1.92        1.1137    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.