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 1000 C, held for 1h, UCLA (Cu), Model 2
      _database_code_amcsd 0007579

      CELL PARAMETERS:    8.0488   8.0488   8.0488   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    521.427
      Density (g/cm3):      4.500
      MAX. ABS. INTENSITY / VOLUME**2:      43.63584224    
      RIR:      3.157
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                19.10         23.76        4.6470    1   1   1         8
                31.44         21.75        2.8457    2   2   0        12
                37.04        100.00        2.4268    3   1   1        24
                38.76          3.48        2.3235    2   2   2         8
                45.05         39.55        2.0122    4   0   0         6
                49.35          1.84        1.8465    3   3   1        24
                55.97          6.93        1.6430    4   2   2        24
                59.69          5.61        1.5490    3   3   3         8
                59.69         26.46        1.5490    5   1   1        24
                65.61         49.90        1.4228    4   4   0        12
                69.03          2.71        1.3605    5   3   1        48
                74.57          2.48        1.2726    6   2   0        24
                77.82          8.51        1.2274    5   3   3        24
                78.89          3.23        1.2134    6   2   2        24
                83.15          4.69        1.1617    4   4   4         8
                86.32          1.04        1.1271    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.