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 = 994 K

      CELL PARAMETERS:   8.3716  8.3716  8.3716   90.000   90.000   90.000
      ALTERNATE SETTING FOR SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      MAX. ABS. INTENSITY / VOLUME**2:      92.74786831    
               2-THETA      INTENSITY    D-SPACING   H   K   L
                18.36          4.28        4.8333    1   1   1
                30.20         42.10        2.9598    2   2   0
                35.57        100.00        2.5241    3   1   1
                37.20          5.86        2.4167    2   2   2
                43.23         11.65        2.0929    4   0   0
                53.63         12.93        1.7088    4   2   2
                57.17         30.30        1.6111    5   1   1
                57.17          4.60        1.6111    3   3   3
                62.79         37.00        1.4799    4   4   0
                71.24          4.28        1.3237    6   2   0
                74.29          8.45        1.2767    5   3   3
                75.30          2.93        1.2621    6   2   2
                79.29          1.06        1.2083    4   4   4
                87.12          5.72        1.1187    6   4   2
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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.