Gahnite
      Levy D, Pavese A, Sani A, Pischedda V
      Physics and Chemistry of Minerals 28 (2001) 612-618
      Structure and compressibility of synthetic ZnAl2O4 (gahnite) under
      high-pressure conditions, from synchrotron X-ray powder diffraction
      Sample: P = 2.2 GPa
      _database_code_amcsd 0008607

      CELL PARAMETERS:    8.0629   8.0629   8.0629   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    524.172
      Density (g/cm3):      4.647
      MAX. ABS. INTENSITY / VOLUME**2:      56.61157896    
      RIR:      3.967
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                19.06          4.38        4.6551    1   1   1         8
                31.38         78.91        2.8507    2   2   0        12
                36.98        100.00        2.4311    3   1   1        24
                44.97          3.69        2.0157    4   0   0         6
                49.26          9.91        1.8498    3   3   1        24
                55.86         23.68        1.6458    4   2   2        24
                59.58          4.16        1.5517    3   3   3         8
                59.58         35.26        1.5517    5   1   1        24
                65.49         40.57        1.4253    4   4   0        12
                68.90          1.22        1.3629    5   3   1        48
                74.42          7.89        1.2749    6   2   0        24
                77.65          9.52        1.2296    5   3   3        24
                86.13          1.21        1.1290    7   1   1        24
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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.