Pentlandite
      Lindqvist M, Lindqvist D, Westgren A
      Svensk Kemisk Tidskrift 48 (1936) 156-160
      The crystal structure of Co9 S8 and of pentlandite (Ni Fe)9 S8
      _cod_database_code 1011208
      _database_code_amcsd 0018078

      CELL PARAMETERS:    9.9100   9.9100   9.9100   90.000   90.000   90.000
      SPACE GROUP: Fm3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    973.242
      Density (g/cm3):      5.238
      MAX. ABS. INTENSITY / VOLUME**2:      77.80361239    
      RIR:      4.836
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                15.49         38.02        5.7215    1   1   1         8
                17.90          6.07        4.9550    2   0   0         6
                25.42          5.06        3.5037    2   2   0        12
                29.90         95.92        2.9880    3   1   1        24
                31.27         21.39        2.8608    2   2   2         8
                36.26          7.26        2.4775    4   0   0         6
                39.64          9.64        2.2735    3   3   1        24
                40.72          2.66        2.2159    4   2   0        24
                44.80          1.96        2.0229    4   2   2        24
                47.68         23.42        1.9072    5   1   1        24
                47.68          7.81        1.9072    3   3   3         8
                52.22        100.00        1.7519    4   4   0        12
                54.80          6.63        1.6751    5   3   1        48
                61.34          9.72        1.5113    5   3   3        24
                62.13          5.92        1.4940    6   2   2        24
                65.23          1.51        1.4304    4   4   4         8
                67.50          1.57        1.3877    7   1   1        24
                67.50          1.57        1.3877    5   5   1        24
                73.39         10.19        1.2902    7   3   1        48
                73.39          5.09        1.2902    5   5   3        24
                76.97         12.76        1.2387    8   0   0         6
                84.71          6.36        1.1443    7   5   1        48
                84.71          1.06        1.1443    5   5   5         8
                85.40          2.22        1.1368    6   6   2        24
                88.18          1.45        1.1080    8   4   0        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.