Spinel
      Andreozzi G B, Princivalle F, Skogby H, Della Giusta A
      American Mineralogist 85 (2000) 1164-1171
      Cation ordering and structural variations with temperature in
      MgAl2O4 spinel: An X-ray single crystal study
      Sample: quenched from T = 1100 C for 1 day
      _database_code_amcsd 0002483

      CELL PARAMETERS:    8.0829   8.0829   8.0829   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    528.082
      Density (g/cm3):      3.578
      MAX. ABS. INTENSITY / VOLUME**2:      19.42719968    
      RIR:      1.768
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                19.02         26.29        4.6667    1   1   1         8
                31.30         34.08        2.8577    2   2   0        12
                36.88        100.00        2.4371    3   1   1        24
                38.59          1.28        2.3333    2   2   2         8
                44.85         53.36        2.0207    4   0   0         6
                55.71         10.02        1.6499    4   2   2        24
                59.42          3.47        1.5556    3   3   3         8
                59.42         42.13        1.5556    5   1   1        24
                65.30         71.85        1.4289    4   4   0        12
                68.70          2.66        1.3663    5   3   1        48
                74.20          3.25        1.2780    6   2   0        24
                77.43         10.37        1.2326    5   3   3        24
                82.72          6.55        1.1667    4   4   4         8
                85.86          2.43        1.1318    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.