Tetradymite
      Pauling L
      American Mineralogist 60 (1975) 994-997
      The formula, structure, and chemical bonding of tetradymite, Bi14Te13S8, and the
      Phase Bi14Te15S6
      cell parameters were computed from those provided in the rhombohedral setting
      _database_code_amcsd 0000474

      CELL PARAMETERS:   10.7000  10.7000  28.1700   90.000   90.000  120.000
      SPACE GROUP: R-3       
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:   2793.091
      Density (g/cm3):      8.633
      MAX. ABS. INTENSITY / VOLUME**2:      358.8850444    
      RIR:     13.536
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                 9.42         29.97        9.3900    0   0   3         2
                11.43          2.68        7.7414    0   1   2         6
                18.90         16.03        4.6950    0   0   6         2
                25.63         20.09        3.4756    3  -1   1         6
                26.22          3.65        3.3989    1   2   2         6
                28.46         10.44        3.1360    3  -1   4         6
                28.52          2.30        3.1300    0   0   9         2
                29.40          1.96        3.0382    0   2   7         6
                30.04         99.82        2.9745    1   2   5         6
                30.47          2.88        2.9342    0   3   3         6
                30.47          1.04        2.9342    3   0   3         6
                31.92          1.46        2.8035    2   0   8         6
                33.93         13.69        2.6419    3  -1   7         6
                34.87          1.69        2.5726    4  -2   3         6
                35.51          1.46        2.5283    4  -1   2         6
                35.51          1.04        2.5283    3   1   2         6
                36.17         25.40        2.4832    1   2   8         6
                37.24          1.38        2.4143    1   3   4         6
                38.34          5.77        2.3475    0   0  12         2
                41.05          1.69        2.1985    3   0   9         6
                41.12         17.88        2.1951    3  -1  10         6
                43.03          1.40        2.1021   -2   5   2         6
                43.79          2.36        2.0672    1   2  11         6
                44.52          1.06        2.0352    5  -2   4         6
                44.82         33.57        2.0221    4   1   0         6
                45.91          1.58        1.9768    4   1   3         6
                45.91          1.50        1.9768   -1   5   3         6
                45.91          1.10        1.9768    5  -1   3         6
                49.05          2.71        1.8572   -1   5   6         6
                49.05          2.74        1.8572    4   1   6         6
                49.46         20.38        1.8427    3  -1  13         6
                49.61          1.05        1.8375    5   0   2         6
                52.21          1.10        1.7520    6  -3   3         6
                52.34          2.02        1.7478    2   4   1         6
                53.95          1.29        1.6994    2   4   4         6
                54.90         12.81        1.6723    6  -2   5         6
                56.84          1.23        1.6197    6  -1   4         6
                57.38          2.17        1.6058    2   4   7         6
                58.90          4.11        1.5680    6  -2   8         6
                59.02          4.95        1.5650    0   0  18         2
                60.42          3.08        1.5321   -1   5  12         6
                60.42          3.08        1.5321    4   1  12         6
                61.95          3.12        1.4979    1   2  17         6
                62.44          3.27        1.4872    2   4  10         6
                68.94          5.46        1.3620    2   4  13         6
                73.49          3.44        1.2887    5   3   5         6
                73.49          3.52        1.2887    0   7   5         6
                76.95          1.61        1.2391    5   3   8         6
                76.95          1.52        1.2391    0   7   8         6
                77.06          4.70        1.2376   -1   5  18         6
                77.06          4.72        1.2376    4   1  18         6
                80.10          1.29        1.1981   -3   8  10         6
                80.10          1.21        1.1981    7   0  10         6
                83.64          3.29        1.1561    1   2  23         6
                86.07          1.97        1.1297   -3   8  13         6
                86.07          2.04        1.1297    7   0  13         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.