Mackinawite
      Lennie A R, Redfern S A T, Schofield P F, Vaughan D J
      Mineralogical Magazine 59 (1995) 677-683
      Synthesis and Rietveld crystal structure refinement of mackinawite, tetragonal
      FeS
      Locality: synthetic
      _database_code_amcsd 0014518

      CELL PARAMETERS:    3.6735   3.6735   5.0328   90.000   90.000   90.000
      SPACE GROUP: P4/nmm    
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:     67.916
      Density (g/cm3):      4.298
      MAX. ABS. INTENSITY / VOLUME**2:      73.58091269    
      RIR:      5.574
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                17.62        100.00        5.0328    0   0   1         2
                30.12         35.91        2.9672    1   0   1         8
                34.53          7.23        2.5976    1   1   0         4
                35.68          3.39        2.5164    0   0   2         2
                39.02         56.29        2.3082    1   1   1         8
                49.63         29.32        1.8368    2   0   0         4
                50.50         55.05        1.8074    1   1   2         8
                53.08         18.20        1.7254    2   0   1         8
                54.71          5.38        1.6776    0   0   3         2
                59.16          8.22        1.5617    2   1   1        16
                60.69          3.66        1.5260    1   0   3         8
                62.62          2.18        1.4836    2   0   2         8
                66.33          7.14        1.4092    1   1   3         8
                72.82          8.10        1.2988    2   2   0         4
                75.57          3.52        1.2582    0   0   4         2
                75.62          5.30        1.2576    2   2   1         8
                76.98          6.68        1.2387    2   0   3         8
                80.77          1.65        1.1898    3   0   1         8
                82.11          3.08        1.1738    2   1   3        16
                85.86          8.40        1.1319    3   1   1        16
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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.