Chromite
      Lenaz D, Logvinova A M, Princivalle F, Sobolev N V
      American Mineralogist 94 (2009) 1067-1070
      Structural parameters of chromite included in diamond and kimberlites
      from Siberia: A new tool for discriminating ultramafic source
      Locality: Udachnaya mine, Daldyn kimberlitic field, close to Arctic Circle, Russia
      Note: sample UDK4
      _database_code_amcsd 0004963

      CELL PARAMETERS:    8.3266   8.3266   8.3266   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    577.302
      Density (g/cm3):      4.545
      MAX. ABS. INTENSITY / VOLUME**2:      53.50111410    
      RIR:      3.833
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                18.46         31.33        4.8074    1   1   1         8
                30.36         23.47        2.9439    2   2   0        12
                35.77        100.00        2.5106    3   1   1        24
                37.41          6.88        2.4037    2   2   2         8
                43.47         35.14        2.0817    4   0   0         6
                53.95          6.99        1.6997    4   2   2        24
                57.51         32.18        1.6025    5   1   1        24
                57.51          4.43        1.6025    3   3   3         8
                63.17         48.58        1.4719    4   4   0        12
                66.42          3.37        1.4075    5   3   1        48
                71.69          2.28        1.3166    6   2   0        24
                74.76          8.86        1.2698    5   3   3        24
                75.78          4.21        1.2553    6   2   2        24
                79.80          4.40        1.2018    4   4   4         8
                82.78          1.82        1.1660    5   5   1        24
                87.71          3.34        1.1127    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.