FeS
      Wyckoff R W G
      Crystal Structures 1 (1963) 85-237
      Second edition. Interscience Publishers, New York, New York
      Note: ideal nickel arsenide structure
      _database_code_amcsd 0011571

      CELL PARAMETERS:    3.4300   3.4300   5.6800   90.000   90.000  120.000
      SPACE GROUP: P6_3mc    
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:     57.872
      Density (g/cm3):      5.044
      MAX. ABS. INTENSITY / VOLUME**2:      84.56995884    
      RIR:      5.459
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                30.08         50.58        2.9705    1   0   0         6
                31.50          5.58        2.8400    0   0   2         1
                34.06         31.51        2.6322    1   0   1         6
                44.12        100.00        2.0528    1   0   2         6
                53.43         38.05        1.7150    1   1   0         6
                57.74          5.14        1.5966    1   0   3         6
                62.54          5.03        1.4852    2   0   0         6
                63.35          3.94        1.4681    1   1   2         6
                64.89          3.42        1.4369    2   0   1         6
                65.76          6.04        1.4200    0   0   4         1
                71.71         18.19        1.3161    2   0   2         6
                73.99          5.40        1.2811    1   0   4         6
                82.55          1.59        1.1686    2   0   3         6
                86.73          1.06        1.1227    2   1   0        12
                89.63         13.43        1.0937    1   1   4         6
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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.