NiAl2O4
      O'Neill H St C, Dollase W A, Ross C R
      Physics and Chemistry of Minerals 18 (1991) 302-319
      Temperature dependence of the cation distribution in nickel
      aluminate (NiAl2O4) spinel: a powder XRD study
      Sample: quenched from 1050 C, held for 35m, "600", MoKalpha1 at the Bayerisches Geoinstitut
      _database_code_amcsd 0007618

      CELL PARAMETERS:    8.0501   8.0501   8.0501   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    521.680
      Density (g/cm3):      4.498
      MAX. ABS. INTENSITY / VOLUME**2:      45.39400349    
      RIR:      3.286
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                19.10         22.62        4.6477    1   1   1         8
                31.43         22.18        2.8461    2   2   0        12
                37.04        100.00        2.4272    3   1   1        24
                38.75          3.10        2.3239    2   2   2         8
                45.05         40.25        2.0125    4   0   0         6
                49.34          1.60        1.8468    3   3   1        24
                55.96          7.49        1.6432    4   2   2        24
                59.68          5.80        1.5492    3   3   3         8
                59.68         28.65        1.5492    5   1   1        24
                65.60         54.94        1.4231    4   4   0        12
                69.02          2.82        1.3607    5   3   1        48
                74.55          2.84        1.2728    6   2   0        24
                77.80          9.58        1.2276    5   3   3        24
                78.87          3.17        1.2136    6   2   2        24
                83.13          5.45        1.1619    4   4   4         8
                86.30          1.22        1.1272    5   5   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.