Co6.84Se8
      Garcia-Garcia F J, Larsson A K, Noren L, Withers R L
      Solid State Sciences 6 (2004) 725-733
      The crystal structures of Co3Se4 and Co7Se8
      _database_code_amcsd 0015524

      CELL PARAMETERS:   12.3670   7.1402   8.0790   90.000  139.935   90.000
      SPACE GROUP: C2/m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    459.184
      Density (g/cm3):      7.483
      MAX. ABS. INTENSITY / VOLUME**2:      160.8791099    
      RIR:      7.000
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                14.32          1.10        6.1835   -2   0   1         2
                16.68          3.55        5.3152    1   1   0         4
                17.05          1.93        5.2001    0   0   1         2
                28.88          1.79        3.0918   -2   2   1         4
                33.73         12.42        2.6576   -4   0   1         2
                33.73         40.92        2.6576    2   2   0         4
                33.73         26.44        2.6575   -2   2   2         4
                33.73         20.22        2.6574   -4   0   3         2
                34.50          2.28        2.6000    0   0   2         2
                36.11          1.82        2.4872    3   1   0         4
                36.12          1.17        2.4870   -3   1   3         4
                45.58         11.35        1.9900    4   0   0         2
                45.59         23.12        1.9900    2   2   1         4
                45.59         21.25        1.9899   -2   2   3         4
                45.59         11.76        1.9898   -4   0   4         2
                46.88          1.04        1.9379    1   3   1         4
                51.17         15.52        1.7851    0   4   0         2
                51.17         32.09        1.7850   -6   2   3         4
                51.59          1.39        1.7717   -3   3   3         4
                61.31          2.94        1.5120    4   0   1         2
                61.31          3.58        1.5120    2   2   2         4
                61.31          5.63        1.5119   -2   2   4         4
                62.70          3.76        1.4818   -4   4   1         4
                62.70          4.99        1.4818   -4   4   3         4
                70.92          4.35        1.3288    4   4   0         4
                70.93          4.54        1.3287   -4   4   4         4
                72.74          4.15        1.3000    0   0   4         2
                83.85          1.88        1.1537    4   4   1         4
                85.09          1.70        1.1402    2   6   0         4
                85.09          1.56        1.1401   -2   6   2         4
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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.