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 = 30 kbar
      _database_code_amcsd 0007392

      CELL PARAMETERS:    8.0515   8.0515   8.0515   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    521.952
      Density (g/cm3):      3.620
      MAX. ABS. INTENSITY / VOLUME**2:      18.46265213    
      RIR:      1.661
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                19.09         36.86        4.6485    1   1   1         8
                31.43         33.99        2.8466    2   2   0        12
                37.03        100.00        2.4276    3   1   1        24
                38.74          1.00        2.3243    2   2   2         8
                45.04         56.22        2.0129    4   0   0         6
                55.95          8.95        1.6435    4   2   2        24
                59.67          2.80        1.5495    3   3   3         8
                59.67         43.74        1.5495    5   1   1        24
                65.59         68.83        1.4233    4   4   0        12
                69.01          3.27        1.3610    5   3   1        48
                74.54          2.62        1.2731    6   2   0        24
                77.79          9.64        1.2278    5   3   3        24
                83.11          6.23        1.1621    4   4   4         8
                86.28          2.85        1.1274    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.