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: Fe2-40
      _database_code_amcsd 0008910

      CELL PARAMETERS:    8.3490   8.3490   8.3490   90.000   90.000   90.000
      SPACE GROUP: Fd-3m     
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    581.974
      Density (g/cm3):      4.626
      MAX. ABS. INTENSITY / VOLUME**2:      56.80354175    
      RIR:      3.998
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                18.41         41.14        4.8203    1   1   1         8
                30.28         19.17        2.9518    2   2   0        12
                35.67        100.00        2.5173    3   1   1        24
                37.31          9.57        2.4101    2   2   2         8
                43.35         39.57        2.0872    4   0   0         6
                47.47          1.97        1.9154    3   3   1        24
                53.79          5.81        1.7042    4   2   2        24
                57.34          4.59        1.6068    3   3   3         8
                57.34         31.77        1.6068    5   1   1        24
                62.98         49.25        1.4759    4   4   0        12
                66.22          4.64        1.4112    5   3   1        48
                71.46          1.92        1.3201    6   2   0        24
                74.53          8.96        1.2732    5   3   3        24
                75.54          5.11        1.2587    6   2   2        24
                79.54          5.16        1.2051    4   4   4         8
                82.51          2.22        1.1691    5   5   1        24
                87.42          2.84        1.1157    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.