Spinel
      Lucchesi S, Amoriello M, Della Giusta A
      European Journal of Mineralogy 10 (1998) 473-482
      Crystal chemistry of spinels from xenoliths of the
      Alban Hills volcanic region
      Sample: SP210d
      Locality: xenoliths of the Alban Hills, Italy volcanic region
      _database_code_amcsd 0006735

      CELL PARAMETERS:    8.1061   8.1061   8.1061   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    532.643
      Density (g/cm3):      9.199
      MAX. ABS. INTENSITY / VOLUME**2:      355.2461424    
      RIR:     12.575
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                18.96        100.00        4.6801    1   1   1         8
                31.21          2.35        2.8659    2   2   0        12
                36.77         80.17        2.4441    3   1   1        24
                38.47         45.66        2.3400    2   2   2         8
                44.72         41.62        2.0265    4   0   0         6
                48.98         15.83        1.8597    3   3   1        24
                59.23          4.83        1.5600    3   3   3         8
                59.23         21.08        1.5600    5   1   1        24
                65.09         31.71        1.4330    4   4   0        12
                68.48         13.14        1.3702    5   3   1        48
                77.16          7.30        1.2362    5   3   3        24
                78.23         15.78        1.2220    6   2   2        24
                82.43          6.58        1.1700    4   4   4         8
                85.56          2.63        1.1351    7   1   1        24
                85.56          3.92        1.1351    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.