Pyrite
      Rieder M, Crelling J C, Sustai O, Drabek M, Weiss Z, Klementova M
      International Journal of Coal Geology 71 (2007) 115-121
      Arsenic in iron disulfides in a brown coal from the North Bohemian Basin,
      Czech Republic
      Locality: Dul CSA mine, North Bohemian Basin, Czech Republic
      Sample: natural As-pyrite
      _database_code_amcsd 0012730

      CELL PARAMETERS:    5.4290   5.4290   5.4290   90.000   90.000   90.000
      SPACE GROUP: Pa3       
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    160.015
      Density (g/cm3):      5.940
      MAX. ABS. INTENSITY / VOLUME**2:      45.90013793    
      RIR:      2.516
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                28.48         15.34        3.1344    1   1   1         8
                33.00         95.61        2.7145    2   0   0         6
                37.03        100.00        2.4279    2   1   0        12
                40.71         83.22        2.2164    2   1   1        24
                47.36         42.03        1.9194    2   2   0        12
                50.43          1.14        1.8097    2   2   1        24
                56.19         97.05        1.6369    3   1   1        24
                58.93         11.47        1.5672    2   2   2         8
                61.59         28.52        1.5057    3   0   2        12
                64.19          9.99        1.4510    3   1   2        24
                64.19         27.82        1.4510    3   2   1        24
                69.22          2.43        1.3572    4   0   0         6
                76.48          3.51        1.2455    3   3   1        24
                78.85          2.99        1.2140    4   2   0        12
                78.85          2.99        1.2140    4   0   2        12
                81.19         13.73        1.1847    4   2   1        24
                83.52          6.67        1.1575    3   3   2        24
                88.16          6.21        1.1082    4   2   2        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.