Siegenite
      Huang C H, Knop O
      Canadian Journal of Chemistry 49 (1971) 598-602
      Chalkogenides of the transition elements. VIII A X-ray and
      neutron diffraction study of the spinel CoNi2S4
      Sample: examined with neutron diffraction
      _database_code_amcsd 0012159

      CELL PARAMETERS:    9.4240   9.4240   9.4240   90.000   90.000   90.000
      SPACE GROUP: Fd3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    836.962
      Density (g/cm3):      4.834
      MAX. ABS. INTENSITY / VOLUME**2:      69.93463413    
      RIR:      4.711
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                16.29         12.62        5.4409    1   1   1         8
                26.76         30.53        3.3319    2   2   0        12
                31.48        100.00        2.8414    3   1   1        24
                38.20         44.52        2.3560    4   0   0         6
                47.25         10.22        1.9237    4   2   2        24
                50.31         34.20        1.8136    5   1   1        24
                50.31          4.56        1.8136    3   3   3         8
                55.13         70.87        1.6659    4   4   0        12
                57.89          1.66        1.5929    5   3   1        48
                62.31          3.47        1.4901    6   2   0        24
                64.88          8.95        1.4371    5   3   3        24
                69.05          6.90        1.3602    4   4   4         8
                71.49          1.38        1.3196    5   5   1        24
                75.49          4.15        1.2593    6   4   2        48
                77.86          5.25        1.2269    7   3   1        48
                77.86          6.65        1.2269    5   5   3        24
                81.75          8.21        1.1780    8   0   0         6
                87.92          1.14        1.1106    8   2   2        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.