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 850 C, held for 49h, Bayerisheches Geoinstitut (Mo), Model 1
      _database_code_amcsd 0007538

      CELL PARAMETERS:    8.0468   8.0468   8.0468   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    521.038
      Density (g/cm3):      4.503
      MAX. ABS. INTENSITY / VOLUME**2:      44.95663840    
      RIR:      3.251
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                19.10         26.43        4.6458    1   1   1         8
                31.44         20.05        2.8450    2   2   0        12
                37.05        100.00        2.4262    3   1   1        24
                38.77          3.96        2.3229    2   2   2         8
                45.07         42.29        2.0117    4   0   0         6
                49.37          2.37        1.8461    3   3   1        24
                55.98          6.77        1.6425    4   2   2        24
                59.71         27.81        1.5486    5   1   1        24
                59.71          5.95        1.5486    3   3   3         8
                65.63         53.77        1.4225    4   4   0        12
                69.05          3.33        1.3602    5   3   1        48
                74.59          2.58        1.2723    6   2   0        24
                77.84          9.47        1.2271    5   3   3        24
                78.91          3.88        1.2131    6   2   2        24
                83.17          5.55        1.1615    4   4   4         8
                86.34          1.29        1.1268    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.