Franklinite
      Levy D, Pavese A, Hanfland M
      Physics and Chemistry of Minerals 27 (2000) 638-644
      Phase transition of synthetic zinc ferrite spinel (ZnFe2O4)
      at high pressure, from synchrotron X-ray powder diffraction
      Sample: P = 14.2 GPa
      _database_code_amcsd 0008484

      CELL PARAMETERS:    8.2634   8.2634   8.2634   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    564.256
      Density (g/cm3):      5.675
      MAX. ABS. INTENSITY / VOLUME**2:      114.8398844    
      RIR:      6.589
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                18.60          1.31        4.7709    1   1   1         8
                30.60         33.54        2.9216    2   2   0        12
                36.05        100.00        2.4915    3   1   1        24
                37.71          6.93        2.3854    2   2   2         8
                43.82         13.06        2.0659    4   0   0         6
                54.39         11.64        1.6868    4   2   2        24
                57.99          7.32        1.5903    3   3   3         8
                57.99         20.89        1.5903    5   1   1        24
                63.71         36.92        1.4608    4   4   0        12
                72.32          4.29        1.3066    6   2   0        24
                75.43          8.40        1.2602    5   3   3        24
                76.46          3.09        1.2458    6   2   2        24
                80.53          1.51        1.1927    4   4   4         8
                88.56          4.54        1.1042    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.