Spinel
      Finger L W, Hazen R M, Hofmeister A M
      Physics and Chemistry of Minerals 13 (1986) 215-220
      High-pressure crystal chemistry of spinel (MgAl2O4)
      and magnetite (Fe3O4): comparisons with silicate spinels
      Sample: P = 0.001 kbar
      _database_code_amcsd 0007389

      CELL PARAMETERS:    8.0898   8.0898   8.0898   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    529.436
      Density (g/cm3):      3.569
      MAX. ABS. INTENSITY / VOLUME**2:      17.89771738    
      RIR:      1.633
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                19.00         37.62        4.6706    1   1   1         8
                31.27         34.10        2.8602    2   2   0        12
                36.85        100.00        2.4392    3   1   1        24
                44.81         56.20        2.0224    4   0   0         6
                55.66          8.71        1.6513    4   2   2        24
                59.36          2.73        1.5569    3   3   3         8
                59.36         43.07        1.5569    5   1   1        24
                65.24         67.06        1.4301    4   4   0        12
                68.63          3.30        1.3674    5   3   1        48
                74.13          2.46        1.2791    6   2   0        24
                77.35          9.26        1.2337    5   3   3        24
                78.41          1.03        1.2196    6   2   2        24
                82.63          6.00        1.1677    4   4   4         8
                85.77          2.79        1.1328    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.