Pentlandite
      Hall S R, Stewart J M
      The Canadian Mineralogist 12 (1973) 169-177
      The crystal structure of argentian pentlandite (Fe,Ni)8AgS8, compared with
      the refined structure of pentlandite (Fe,Ni)9S8
      _database_code_amcsd 0005094

      CELL PARAMETERS:   10.0440  10.0440  10.0440   90.000   90.000   90.000
      SPACE GROUP: Fm3m      
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:   1013.258
      Density (g/cm3):      5.065
      MAX. ABS. INTENSITY / VOLUME**2:      78.70174296    
      RIR:      5.060
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                15.28         24.60        5.7989    1   1   1         8
                17.66          4.87        5.0220    2   0   0         6
                25.08          5.26        3.5511    2   2   0        12
                29.50         91.60        3.0284    3   1   1        24
                30.84         20.17        2.8995    2   2   2         8
                35.76          7.68        2.5110    4   0   0         6
                39.09         15.84        2.3043    3   3   1        24
                40.15          3.09        2.2459    4   2   0        24
                44.17          1.83        2.0502    4   2   2        24
                47.01         29.30        1.9330    5   1   1        24
                47.01          5.76        1.9330    3   3   3         8
                51.47        100.00        1.7755    4   4   0        12
                54.01          4.74        1.6977    5   3   1        48
                60.44          9.61        1.5317    5   3   3        24
                61.21          5.61        1.5142    6   2   2        24
                64.25          1.71        1.4497    4   4   4         8
                66.48          2.60        1.4064    7   1   1        24
                72.25          7.72        1.3076    7   3   1        48
                72.25          6.57        1.3076    5   5   3        24
                75.76         12.98        1.2555    8   0   0         6
                77.84          2.84        1.2271    7   3   3        24
                83.32          6.44        1.1598    7   5   1        48
                83.32          1.76        1.1598    5   5   5         8
                84.00          2.08        1.1521    6   6   2        24
                86.71          1.71        1.1230    8   4   0        24
                88.74          2.09        1.1025    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.