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 = 11.5 GPa
      _database_code_amcsd 0008482

      CELL PARAMETERS:    8.2884   8.2884   8.2884   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    569.393
      Density (g/cm3):      5.624
      MAX. ABS. INTENSITY / VOLUME**2:      111.3868488    
      RIR:      6.449
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                18.54          2.73        4.7853    1   1   1         8
                30.51         34.46        2.9304    2   2   0        12
                35.94        100.00        2.4990    3   1   1        24
                37.59          7.15        2.3927    2   2   2         8
                43.68         13.28        2.0721    4   0   0         6
                54.22         11.86        1.6919    4   2   2        24
                57.80          6.37        1.5951    3   3   3         8
                57.80         24.17        1.5951    5   1   1        24
                63.49         37.64        1.4652    4   4   0        12
                72.07          4.34        1.3105    6   2   0        24
                75.17          8.48        1.2640    5   3   3        24
                76.19          3.24        1.2495    6   2   2        24
                80.24          1.51        1.1963    4   4   4         8
                88.22          4.70        1.1076    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.