Spinel
      Passerini L
      Gazzetta Chimica Italiana 60 (1930) 389-399
      Ricerche sugli Spinelli.- II. I composti. Cu Al2 O4, Mg Al2 O4,
      Mg Fe2 O4, Zn Al2 O4, Zn Cr2 O4, Zn Fe2 O4, Mn Fe2 O4
      _cod_database_code 1010129
      _database_code_amcsd 0017059

      CELL PARAMETERS:    8.0500   8.0500   8.0500   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    521.660
      Density (g/cm3):      3.622
      MAX. ABS. INTENSITY / VOLUME**2:      21.02849999    
      RIR:      1.890
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                19.10          8.70        4.6477    1   1   1         8
                31.43         25.74        2.8461    2   2   0        12
                37.04        100.00        2.4272    3   1   1        24
                38.75          1.35        2.3238    2   2   2         8
                45.05         53.38        2.0125    4   0   0         6
                49.35          1.69        1.8468    3   3   1        24
                55.96          8.57        1.6432    4   2   2        24
                59.68          7.29        1.5492    3   3   3         8
                59.68         21.88        1.5492    5   1   1        24
                65.60         65.18        1.4231    4   4   0        12
                69.02          1.29        1.3607    5   3   1        48
                74.56          3.03        1.2728    6   2   0        24
                77.80          8.82        1.2276    5   3   3        24
                83.13          6.78        1.1619    4   4   4         8
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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.