Leadhillite
      Giuseppetti G, Mazzi F, Tadini C
      Neues Jahrbuch fur Mineralogie, Monatshefte 1990 (1990) 255-268
      The crystal structure of leadhillite: Pb4(SO4)(CO3)2(OH)2
      Locality: Iglesiente area, Sardinia, Italy
      _database_code_amcsd 0014843

      CELL PARAMETERS:    9.1100  20.8200  11.5900   90.000   90.460   90.000
      SPACE GROUP: P2_1/a    
      X-RAY WAVELENGTH:     1.541838
      Cell Volume:   2198.207
      Density (g/cm3):      6.507
      MAX. ABS. INTENSITY / VOLUME**2:      103.4542783    
      RIR:      5.177
      RIR based on corundum from Acta Crystallographica A38 (1982) 733-739
               2-THETA      INTENSITY    D-SPACING   H   K   L   Multiplicity
                 7.63         24.38       11.5896    0   0   1         2
                13.03          4.10        6.7963   -1   1   1         4
                13.12          2.68        6.7490    1   1   1         4
                14.88          4.28        5.9541    0   3   1         4
                15.29          4.86        5.7948    0   0   2         2
                18.58          2.96        4.7764   -1   1   2         4
                18.71          1.53        4.7436    1   1   2         4
                19.49         17.96        4.5549    2   0   0         2
                19.64         31.21        4.5193    1   4   0         4
                19.96          5.11        4.4481    0   3   2         4
                20.90          4.82        4.2508   -2   0   1         2
                21.07          1.48        4.2162   -1   4   1         4
                21.13          8.71        4.2049    1   4   1         4
                22.69          4.55        3.9187    0   5   1         4
                23.02          1.68        3.8632    0   0   3         2
                24.56          3.13        3.6249   -2   3   1         4
                24.66          4.19        3.6105    2   3   1         4
                24.77         55.96        3.5951   -2   0   2         2
                24.94         52.30        3.5706   -1   4   2         4
                24.96         26.30        3.5671    2   0   2         2
                25.04        100.00        3.5568    1   4   2         4
                26.36          8.04        3.3815    0   5   2         4
                27.95          4.49        3.1922   -2   3   2         4
                28.13          4.71        3.1726    2   3   2         4
                29.05         10.49        3.0733    2   5   0         4
                29.73          6.41        3.0048    3   1   0         4
                30.21          2.04        2.9580   -2   0   3         2
                30.38         43.93        2.9423   -1   4   3         4
                30.46         24.64        2.9346    2   0   3         2
                30.50          5.01        2.9308    1   4   3         4
                30.86         19.82        2.8974    0   0   4         2
                31.65          9.31        2.8274    1   7   0         4
                32.44          1.27        2.7603    2   6   0         4
                32.64          1.40        2.7434   -1   1   4         4
                32.79          1.66        2.7309    1   1   4         4
                32.92          1.10        2.7211   -2   3   3         4
                33.71          1.35        2.6589    3   1   2         4
                34.19         58.42        2.6229    3   4   0         4
                34.46         24.93        2.6025    0   8   0         2
                35.02          3.31        2.5620   -3   4   1         4
                35.13          2.62        2.5544    3   4   1         4
                35.29          1.46        2.5436   -1   7   2         4
                35.35          3.30        2.5393    0   8   1         4
                36.78          4.57        2.4436   -1   4   4         4
                36.90          3.65        2.4359    2   0   4         2
                36.92          1.25        2.4348    1   4   4         4
                37.29          1.23        2.4115   -2   5   3         4
                37.49          2.20        2.3988    2   5   3         4
                37.78          2.17        2.3810   -3   1   3         4
                37.83          1.31        2.3783    0   5   4         4
                38.85         22.39        2.3179    0   0   5         2
                38.93          1.40        2.3133   -2   3   4         4
                39.45          1.36        2.2843   -1   7   3         4
                39.54          2.72        2.2789    1   7   3         4
                39.57          3.48        2.2774    4   0   0         2
                39.90          6.62        2.2597    2   8   0         4
                40.22          4.39        2.2422    1   9   0         4
                40.30          2.16        2.2381   -4   0   1         2
                40.71          5.55        2.2162    2   8   1         4
                41.02          1.30        2.2005    1   9   1         4
                41.74          2.83        2.1639    4   3   0         4
                41.76          1.12        2.1630    3   4   3         4
                42.44          1.80        2.1301   -4   3   1         4
                42.53          8.49        2.1254   -4   0   2         2
                42.55          1.23        2.1248    3   7   0         4
                42.78         12.30        2.1138    4   0   2         2
                42.90         18.41        2.1081   -2   8   2         4
                43.02         13.76        2.1024    2   8   2         4
                43.24          4.30        2.0925   -1   9   2         4
                43.67          7.34        2.0726   -2   0   5         2
                43.97         14.46        2.0591    1   4   5         4
                44.82          2.32        2.0221    4   3   2         4
                44.85          1.21        2.0211    1   7   4         4
                45.38          4.05        1.9986   -3   7   2         4
                46.04          1.24        1.9714   -4   5   1         4
                46.10          4.08        1.9688   -4   0   3         2
                46.16          1.35        1.9667    4   5   1         4
                46.45          2.13        1.9550    4   0   3         2
                46.48          5.77        1.9539   -2   8   3         4
                46.54          6.60        1.9512   -3   4   4         4
                46.65          6.70        1.9471    2   8   3         4
                46.89          6.97        1.9378    3   4   4         4
                46.89          2.36        1.9376    1   9   3         4
                46.93          5.34        1.9361    0   8   4         4
                48.04          1.55        1.8941   -4   3   3         4
                48.06          2.58        1.8931   -4   5   2         4
                48.28          2.04        1.8849    4   5   2         4
                49.05          1.15        1.8574    3   7   3         4
                49.10          1.19        1.8554   -2   5   5         4
                49.37          1.54        1.8458    2   5   5         4
                49.47          1.18        1.8424   -3   1   5         4
                50.74          2.71        1.7992    0  11   2         4
                50.88          1.58        1.7947   -1   7   5         4
                51.17          1.68        1.7853   -2   8   4         4
                51.37          1.23        1.7787   -1   4   6         4
                51.38          1.15        1.7784    2   8   4         4
                51.59          2.16        1.7715    1   9   4         4
                52.07          1.32        1.7563   -3   9   2         4
                52.23          3.35        1.7514    3   9   2         4
                52.34          1.36        1.7478    2  11   0         4
                52.50         11.44        1.7429   -3   4   5         4
                52.59          1.58        1.7401   -4   3   4         4
                52.73          2.14        1.7360   -5   1   2         4
                52.90         11.57        1.7309    3   4   5         4
                52.90         10.27        1.7309    0   8   5         4
                53.27          1.67        1.7196    5   4   0         4
                53.46          1.71        1.7139    4   8   0         4
                53.96          1.50        1.6991    5   4   1         4
                54.04          1.85        1.6969   -4   8   1         4
                54.40          2.97        1.6866   -1  12   1         4
                54.92          1.51        1.6719    2  11   2         4
                55.64          4.03        1.6520   -5   4   2         4
                55.85          2.93        1.6462   -4   8   2         4
                55.89          3.87        1.6452    5   4   2         4
                56.05          3.30        1.6408    4   8   2         4
                56.10          1.55        1.6395    4   5   4         4
                56.24          2.11        1.6358   -1  12   2         4
                56.29          2.12        1.6344    1  12   2         4
                56.78          2.05        1.6213   -2   8   5         4
                56.91          1.49        1.6180    4   0   5         2
                57.03          1.56        1.6148    2   8   5         4
                57.10          1.54        1.6132   -1   9   5         4
                57.84          1.02        1.5943   -2  11   3         4
                58.59          2.11        1.5755   -5   4   3         4
                58.79          1.11        1.5707   -3   7   5         4
                58.81          2.51        1.5701   -4   8   3         4
                58.96          2.77        1.5666    5   4   3         4
                59.10          1.85        1.5631    4   8   3         4
                59.22          2.01        1.5602   -1  12   3         4
                59.23          2.95        1.5601   -2   0   7         2
                59.29          2.20        1.5585    1  12   3         4
                59.37          8.97        1.5566   -1   4   7         4
                59.54          6.16        1.5526    1   4   7         4
                59.56          4.71        1.5521    2   0   7         2
                59.92          1.90        1.5437    0  13   2         4
                60.14          1.00        1.5385    0   5   7         4
                61.03          2.56        1.5183    6   0   0         2
                61.36          1.87        1.5109    2  13   0         4
                61.56          3.34        1.5064    3  12   0         4
                61.71          1.04        1.5032   -5   7   2         4
                61.94          1.20        1.4981    5   7   2         4
                62.10          1.62        1.4946   -3  12   1         4
                62.61          1.68        1.4837   -5   4   4         4
                62.63          1.25        1.4832    6   3   0         4
                63.20          1.61        1.4712    4   8   4         4
                63.35          1.80        1.4681    1  12   4         4
                63.48          1.31        1.4654    2   8   6         4
                63.96          1.30        1.4556    4  11   0         4
                65.18          1.27        1.4313    5   9   0         4
                67.58          1.11        1.3861   -5   4   5         4
                68.25          1.08        1.3741    4   8   5         4
                69.98          1.56        1.3443   -4   0   7         2
                70.36          2.83        1.3381   -2   8   7         4
                70.60          1.63        1.3341    4   0   7         2
                70.67          2.59        1.3330    2   8   7         4
                72.01          2.65        1.3114    6   8   0         4
                72.48          1.39        1.3041   -6   8   1         4
                73.19          1.30        1.2931    0  16   1         4
                73.55          1.66        1.2877    0   0   9         2
                75.07          1.27        1.2654    6   0   5         2
                75.07          2.32        1.2654   -3  12   5         4
                75.15          1.00        1.2642    2  13   5         4
                75.39          1.45        1.2608    3  12   5         4
                75.72          1.18        1.2562   -7   4   1         4
                76.27          1.27        1.2484    5  12   1         4
                76.61          1.63        1.2437    2  16   1         4
                77.09          1.33        1.2371    1   4   9         4
                77.21          1.11        1.2356   -7   4   2         4
                77.89          1.04        1.2265    5  12   2         4
                80.17          1.27        1.1972   -5   4   7         4
                80.20          1.10        1.1968   -5  12   3         4
                80.40          1.37        1.1944   -4   8   7         4
                80.62          1.19        1.1916    6   8   4         4
                80.90          2.10        1.1882    5   4   7         4
                80.99          1.07        1.1872    4   8   7         4
                83.38          1.51        1.1591   -3   4   9         4
                83.82          1.29        1.1542    0   8   9         4
                83.94          1.94        1.1528    3   4   9         4
                84.66          1.47        1.1448   -6   8   5         4
                85.28          1.02        1.1380    6   8   5         4
                86.52          1.42        1.1249   -4  16   1         4
                86.84          1.02        1.1216    1   4  10         4
================================================================================
       XPOW Copyright 1993 Bob Downs, Ranjini Swaminathan and Kurt Bartelmehs
  For reference, see Downs et al. (1993) American Mineralogist 78, 1104-1107.