Spinel
      Bosi F, Halenius U, D'Ippolito V, Andreozzi G B
      American Mineralogist 97 (2012) 1834-1840
      Blue spinel crystals in the MgAl2O4-CoAl2O4 series: Part II.
      Cation ordering over short-range and long-range scales
      Sample: CoAl0.5
      Locality: synthetic
      _database_code_amcsd 0019574

      CELL PARAMETERS:    8.0851   8.0851   8.0851   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    528.514
      Density (g/cm3):      3.636
      MAX. ABS. INTENSITY / VOLUME**2:      20.60108189    
      RIR:      1.845
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                19.01         24.20        4.6679    1   1   1         8
                31.29         35.70        2.8585    2   2   0        12
                36.87        100.00        2.4377    3   1   1        24
                44.84         49.62        2.0213    4   0   0         6
                55.70         10.30        1.6504    4   2   2        24
                59.40         42.25        1.5560    5   1   1        24
                59.40          3.38        1.5560    3   3   3         8
                65.28         69.38        1.4293    4   4   0        12
                68.68          2.35        1.3666    5   3   1        48
                74.18          3.34        1.2784    6   2   0        24
                77.40         10.27        1.2330    5   3   3        24
                82.69          5.90        1.1670    4   4   4         8
                85.83          2.26        1.1321    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.