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 1250 C, held for 10m, Bayerisheches Geoinstitut (Mo), Model 1
      _database_code_amcsd 0007546

      CELL PARAMETERS:    8.0522   8.0522   8.0522   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    522.088
      Density (g/cm3):      4.494
      MAX. ABS. INTENSITY / VOLUME**2:      45.47135201    
      RIR:      3.294
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                19.09         20.30        4.6489    1   1   1         8
                31.42         22.99        2.8469    2   2   0        12
                37.03        100.00        2.4278    3   1   1        24
                38.74          3.19        2.3245    2   2   2         8
                45.03         37.76        2.0131    4   0   0         6
                49.33          1.47        1.8473    3   3   1        24
                55.94          7.73        1.6436    4   2   2        24
                59.67          5.90        1.5496    3   3   3         8
                59.67         27.86        1.5496    5   1   1        24
                65.58         52.49        1.4234    4   4   0        12
                69.00          2.49        1.3611    5   3   1        48
                74.53          2.92        1.2732    6   2   0        24
                77.78          9.43        1.2279    5   3   3        24
                78.85          3.50        1.2139    6   2   2        24
                83.11          4.83        1.1622    4   4   4         8
                86.27          1.03        1.1275    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.