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 1200 C, held for 10m, UCLA (Cu), Model 2
      _database_code_amcsd 0007583

      CELL PARAMETERS:    8.0517   8.0517   8.0517   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    521.991
      Density (g/cm3):      4.495
      MAX. ABS. INTENSITY / VOLUME**2:      44.63066581    
      RIR:      3.233
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                19.09         20.61        4.6487    1   1   1         8
                31.43         23.09        2.8467    2   2   0        12
                37.03        100.00        2.4277    3   1   1        24
                38.74          3.14        2.3243    2   2   2         8
                45.04         37.66        2.0129    4   0   0         6
                49.33          1.46        1.8472    3   3   1        24
                55.95          7.53        1.6435    4   2   2        24
                59.67          5.74        1.5496    3   3   3         8
                59.67         27.14        1.5496    5   1   1        24
                65.59         50.88        1.4234    4   4   0        12
                69.00          2.43        1.3610    5   3   1        48
                74.54          2.76        1.2731    6   2   0        24
                77.78          8.93        1.2279    5   3   3        24
                78.86          3.26        1.2138    6   2   2        24
                83.11          4.62        1.1622    4   4   4         8
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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.