Pentlandite
      Pearson A D, Buerger M J
      American Mineralogist 41 (1956) 804-805
      Confirmation of the crystal structure of pentlandite.
      _database_code_amcsd 0000079

      CELL PARAMETERS:   10.0300  10.0300  10.0300   90.000   90.000   90.000
      SPACE GROUP: Fm3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:   1009.027
      Density (g/cm3):      5.081
      MAX. ABS. INTENSITY / VOLUME**2:      77.64979233    
      RIR:      4.976
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                15.30         37.49        5.7908    1   1   1         8
                17.69          6.00        5.0150    2   0   0         6
                25.11          5.03        3.5461    2   2   0        12
                29.54         95.52        3.0242    3   1   1        24
                30.88         20.55        2.8954    2   2   2         8
                35.81          7.58        2.5075    4   0   0         6
                39.15          9.67        2.3010    3   3   1        24
                40.21          2.66        2.2428    4   2   0        24
                44.24          1.97        2.0474    4   2   2        24
                47.08         23.61        1.9303    5   1   1        24
                47.08          7.87        1.9303    3   3   3         8
                51.54        100.00        1.7731    4   4   0        12
                54.09          6.72        1.6954    5   3   1        48
                60.53          9.87        1.5296    5   3   3        24
                61.31          5.71        1.5121    6   2   2        24
                64.35          1.63        1.4477    4   4   4         8
                66.58          1.60        1.4045    7   1   1        24
                66.58          1.60        1.4045    5   5   1        24
                72.37         10.38        1.3058    7   3   1        48
                72.37          5.19        1.3058    5   5   3        24
                75.89         12.81        1.2537    8   0   0         6
                83.46          6.45        1.1582    7   5   1        48
                83.46          1.07        1.1582    5   5   5         8
                84.14          2.12        1.1505    6   6   2        24
                86.86          1.57        1.1214    8   4   0        24
                88.89          1.23        1.1009    7   5   3        48
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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.