Zincochromite
      Levy D, Diella V, Pavese A, Dapiaggi M, Sani A
      American Mineralogist 90 (2005) 1157-1162
      P-V equation of state, thermal expansion, and P-T stability of
      synthetic zincochromite (ZnCr2O4 spinel)
      Sample: T = 1072 K

      CELL PARAMETERS:   8.3777  8.3777  8.3777   90.000   90.000   90.000
      ALTERNATE SETTING FOR SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      MAX. ABS. INTENSITY / VOLUME**2:      91.19910308    
               2-THETA      INTENSITY    D-SPACING   H   K   L
                18.34          5.44        4.8369    1   1   1
                30.17         43.75        2.9620    2   2   0
                35.54        100.00        2.5260    3   1   1
                37.18          6.27        2.4184    2   2   2
                43.19         11.37        2.0944    4   0   0
                53.59         12.85        1.7101    4   2   2
                57.13         32.03        1.6123    5   1   1
                57.13          4.27        1.6123    3   3   3
                62.74         36.53        1.4810    4   4   0
                71.18          4.10        1.3246    6   2   0
                74.23          8.63        1.2776    5   3   3
                75.24          3.28        1.2630    6   2   2
                87.04          5.99        1.1195    6   4   2
                89.95          5.87        1.0907    5   5   3
                89.95          6.25        1.0907    7   3   1
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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.