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 1100 C, held for 35m, UCLA (Cu), Model 2
      _database_code_amcsd 0007581

      CELL PARAMETERS:    8.0504   8.0504   8.0504   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    521.738
      Density (g/cm3):      4.497
      MAX. ABS. INTENSITY / VOLUME**2:      44.05100929    
      RIR:      3.189
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                19.09         22.38        4.6479    1   1   1         8
                31.43         22.48        2.8462    2   2   0        12
                37.04        100.00        2.4273    3   1   1        24
                38.75          3.32        2.3240    2   2   2         8
                45.05         38.55        2.0126    4   0   0         6
                49.34          1.61        1.8469    3   3   1        24
                55.96          7.23        1.6433    4   2   2        24
                59.68          5.63        1.5493    3   3   3         8
                59.68         26.91        1.5493    5   1   1        24
                65.60         50.30        1.4231    4   4   0        12
                69.02          2.56        1.3608    5   3   1        48
                74.55          2.62        1.2729    6   2   0        24
                77.80          8.70        1.2277    5   3   3        24
                78.87          3.25        1.2136    6   2   2        24
                83.13          4.62        1.1620    4   4   4         8
                86.29          1.02        1.1273    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.