Watkinsonite
      Topa D, Makovicky E, Sejkora J, Dittrich H
      The Canadian Mineralogist 48 (2010) 1109-1118
      The crystal structure of watkinsonite, Cu2PbBi4Se8,
      from the Zalesi uranium deposit, Czech Republic
      Locality: Zalesi uranium deposit, Czech Republic
      _database_code_amcsd 0017825

      CELL PARAMETERS:   12.9520   4.1523  15.1550   90.000  108.931   90.000
      SPACE GROUP: P2_1/m    
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:    770.959
      Density (g/cm3):      7.822
      MAX. ABS. INTENSITY / VOLUME**2:      125.4592548    
      RIR:      5.223
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                 7.83          2.96       11.2982   -1   0   1         2
                12.12          3.52        7.3053   -1   0   2         2
                13.75          2.43        6.4380   -2   0   1         2
                14.46          3.09        6.1257    2   0   0         2
                17.49          1.25        5.0699    2   0   1         2
                18.57          3.71        4.7784    0   0   3         2
                19.50         15.92        4.5512   -2   0   3         2
                20.59          7.27        4.3136   -3   0   1         2
                21.26          2.71        4.1791   -3   0   2         2
                21.76          2.89        4.0838    3   0   0         2
                21.93          1.08        4.0525    2   0   2         2
                22.05          1.92        4.0310    1   0   3         2
                22.29          2.10        3.9884    0   1   1         4
                23.49          2.31        3.7866   -1   0   4         2
                23.62          7.35        3.7661   -3   0   3         2
                24.08          2.18        3.6955    1   1   1         4
                24.53         23.20        3.6295    3   0   1         2
                24.78         38.22        3.5929    0   1   2         4
                24.84          9.53        3.5838    0   0   4         2
                25.92          6.16        3.4371    2   1   0         4
                26.97          5.28        3.3056    1   1   2         4
                27.14          5.55        3.2860    2   0   3         2
                27.27          4.64        3.2706   -3   0   4         2
                27.84          2.16        3.2046   -1   1   3         4
                28.12         30.99        3.1734    1   0   4         2
                28.45          2.60        3.1374    3   0   2         2
                29.11          1.15        3.0675   -2   1   3         4
                29.87        100.00        2.9915   -3   1   1         4
                30.34         70.31        2.9455   -3   1   2         4
                30.71          3.05        2.9116    3   1   0         4
                30.92          3.22        2.8923    1   1   3         4
                31.20         39.98        2.8671    0   0   5         2
                31.99          4.68        2.7979   -1   1   4         4
                32.09         17.62        2.7896   -3   1   3         4
                32.65          1.40        2.7425   -2   1   4         4
                32.77          1.34        2.7327    3   1   1         4
                33.16          3.57        2.7016    3   0   3         2
                34.36          2.75        2.6101    1   0   5         2
                34.63          2.02        2.5900   -5   0   2         2
                34.82          2.45        2.5767    2   1   3         4
                34.92          4.48        2.5693   -3   1   4         4
                35.41          1.40        2.5350    4   0   2         2
                35.61          1.32        2.5214    1   1   4         4
                35.63          3.18        2.5198   -2   0   6         2
                35.87          1.49        2.5032    3   1   2         4
                36.99         29.88        2.4299   -2   1   5         4
                38.14          4.23        2.3593    0   1   5         4
                38.64          2.43        2.3300   -3   1   5         4
                39.49          2.23        2.2818    2   1   4         4
                39.60          2.67        2.2756   -4   0   6         2
                39.78          2.78        2.2661    4   0   3         2
                39.81         26.12        2.2645    3   1   3         4
                41.68          1.01        2.1671   -5   1   3         4
                41.72          4.15        2.1649   -2   0   7         2
                41.75          9.68        2.1636    4   1   2         4
                41.89          3.92        2.1568   -6   0   2         2
                42.11         26.02        2.1460   -6   0   3         2
                43.06         17.00        2.1005   -3   1   6         4
                43.25          2.32        2.0919   -5   1   4         4
                43.49          2.22        2.0811   -5   0   6         2
                43.59         35.98        2.0761    0   2   0         2
                43.71          3.15        2.0709    0   1   6         4
                44.09          1.76        2.0540    3   0   5         2
                44.36          2.28        2.0419    6   0   0         2
                44.39         12.84        2.0406    3   1   4         4
                44.69          1.27        2.0276    2   1   5         4
                44.73          1.34        2.0262    4   0   4         2
                45.14          2.01        2.0085    5   1   1         4
                45.60          3.63        1.9892    4   1   3         4
                45.71          2.96        1.9848   -5   1   5         4
                46.48          7.55        1.9536    1   1   6         4
                47.32          1.01        1.9211    1   0   7         2
                47.36          3.49        1.9196   -2   1   7         4
                47.50          4.85        1.9140   -6   1   2         4
                47.76          5.92        1.9045   -5   0   7         2
                48.04          8.65        1.8938   -3   1   7         4
                48.18          2.87        1.8889   -2   2   3         4
                48.20         11.59        1.8880   -6   1   1         4
                48.24          2.51        1.8866    5   1   2         4
                48.40          1.59        1.8807   -3   0   8         2
                48.67          1.36        1.8707   -3   2   1         4
                48.96          2.54        1.8605   -5   1   6         4
                49.64          1.16        1.8367    0   1   7         4
                49.92          1.36        1.8270   -4   1   7         4
                50.09          2.48        1.8210    4   1   4         4
                50.10          1.03        1.8208    3   0   6         2
                50.18          1.56        1.8182   -3   2   3         4
                50.28          8.48        1.8148    6   0   2         2
                50.32          2.55        1.8132    2   1   6         4
                50.65          5.49        1.8021    3   2   1         4
                50.72          1.03        1.7999   -6   1   5         4
                50.82          2.25        1.7965    0   2   4         4
                51.98          3.85        1.7592   -6   0   7         2
                52.11          1.94        1.7552    2   2   3         4
                52.18          1.32        1.7528   -3   2   4         4
                52.59          1.90        1.7402   -5   0   8         2
                52.68          9.69        1.7374    1   2   4         4
                52.89          1.12        1.7311   -5   1   7         4
                53.17          1.43        1.7227   -2   1   8         4
                54.07          3.79        1.6960    1   0   8         2
                54.57         13.71        1.6816    0   2   5         4
                54.87          2.77        1.6732    7   0   1         2
                55.12          1.45        1.6663    4   1   5         4
                55.24          1.32        1.6629    6   1   2         4
                55.85          1.27        1.6462    3   2   3         4
                56.25          2.70        1.6353   -6   0   8         2
                57.52          1.23        1.6023   -2   2   6         4
                60.28          1.48        1.5353   -8   0   6         2
                60.35          1.48        1.5337   -4   2   6         4
                60.48          1.39        1.5308    4   2   3         4
                61.05          1.90        1.5178    1   0   9         2
                61.93          2.40        1.4984   -2   2   7         4
                62.05          2.00        1.4958   -6   2   2         4
                62.22         13.81        1.4921   -6   2   3         4
                62.47          2.88        1.4866   -5   1   9         4
                63.27          1.36        1.4698   -5   2   6         4
                63.38          3.19        1.4675    6   1   4         4
                63.95          1.28        1.4558    6   2   0         4
                65.07          1.45        1.4335    0   0  10         2
                65.47          1.46        1.4256    1   1   9         4
                65.51          1.02        1.4249   -6   1   9         4
                65.51          1.02        1.4248   -9   0   2         2
                65.87          7.08        1.4179   -2   1  10         4
                66.50          1.48        1.4060    7   1   3         4
                66.55          5.31        1.4051    4   1   7         4
                66.64          3.92        1.4035   -5   2   7         4
                68.70          5.57        1.3664    6   2   2         4
                69.12          1.51        1.3590    0   3   2         4
                69.20          8.22        1.3577   -9   1   4         4
                69.90          2.04        1.3457   -5   0  11         2
                70.11          2.54        1.3422   -6   2   7         4
                70.42          4.87        1.3371   -8   1   8         4
                70.63          1.31        1.3337   -5   2   8         4
                71.13          1.01        1.3254   -9   1   1         4
                71.60          5.77        1.3179   -3   3   1         4
                71.85          4.14        1.3139   -3   3   2         4
                71.88          2.85        1.3135    1   2   8         4
                72.56          2.08        1.3028    7   2   1         4
                72.80          1.18        1.2991   -3   3   3         4
                73.17          2.44        1.2935    9   1   0         4
                73.75          2.08        1.2847   -6   2   8         4
                74.17          2.53        1.2784    3   1   9         4
                75.69          3.01        1.2565   -2   3   5         4
                75.72          1.39        1.2561    4   0   9         2
                75.86          1.73        1.2542    9   1   1         4
                76.07          1.03        1.2513   -2   0  12         2
                77.29          1.26        1.2344   -8   2   6         4
                77.49          2.62        1.2318    3   3   3         4
                77.98          1.70        1.2253    1   2   9         4
                78.78          1.20        1.2148    4   3   2         4
                79.34          1.60        1.2076   -3   1  12         4
                79.68          1.97        1.2033   -3   3   6         4
                79.82          2.16        1.2016   -9   1   9         4
                80.62          1.62        1.1917    3   3   4         4
                81.35          1.06        1.1828    7   1   6         4
                81.61          1.35        1.1796    0   2  10         4
                82.12          1.21        1.1736    1   3   6         4
                83.28          1.29        1.1603   -3   3   7         4
                83.40          1.67        1.1589   -6   3   1         4
                86.11          2.06        1.1293   -5   2  11         4
                86.84          1.05        1.1216   -4   1  13         4
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.