Symesite
Welch M D, Cooper M A, Hawthorne F C, Criddle A J
American Mineralogist 85 (2000) 1526-1533
Symesite, Pb10(SO4)O7Cl4(H2O), a new PbO-related sheet mineral: Description and
crystal structure
_database_code_amcsd 0002592
19.727 8.796 13.631 82.21 78.08 100.04 B-1
atom      x     y     z  Uiso U(1,1) U(2,2) U(3,3) U(1,2) U(1,3) U(2,3)
S     .0078 .2544 .1866        .0207  .0452  .0215  .0077 -.0018 -.0074
Pb1  .82782 .0100 .1516        .0148  .0132  .0193  .0021 -.0028 -.0047
Pb2  .20839 .5489 .1468        .0165  .0136  .0178  .0037 -.0057 -.0078
Pb3  .91743 .6592 .1589        .0146  .0194  .0196  .0032 -.0037 -.0088
Pb4  .74960 .3610 .1582        .0155  .0143  .0177  .0027 -.0041 -.0078
Pb5  .28295 .1886 .1591        .0146  .0131  .0159  .0017 -.0043 -.0053
Pb6  .66701 .7222 .1285        .0169  .0151  .0205  .0035 -.0083 -.0075
Pb7  .37766 .8428 .1443        .0131  .0149  .0211  .0009 -.0014 -.0074
Pb8  .11177 .8864 .1523        .0150  .0161  .0179  .0021 -.0058 -.0060
Pb9  .46460 .4403 .1449        .0145  .0149  .0229  .0002 -.0049 -.0026
Pb10 .56724 .1162 .1439        .0158  .0178  .0221  .0033 -.0063 -.0103
Cl1   .4486 .1997 .0252        .0204  .0245  .0284  .0020 -.0087 -.0068
Cl2   .8124 .7275 .0260        .0236  .0274  .0263  .0087 -.0079 -.0113
Cl3   .6322 .4249 .0121        .0261  .0233  .0310  .0054 -.0084 -.0118
Cl4   .2739 .9080 .0195        .0257  .0201  .0296  .0035 -.0082 -.0089
O1    .0321 .1060 .2046 .1036
O2    .0147 .2892 .0756 .1036
O3    .0598 .3721 .2150 .1036
O4   -.0691 .2300 .2296 .1036
O5    .6821 .5229 .2333 .0164
O6    .1413 .6865 .2450 .0196
O7    .5036 .2610 .2351 .0173
O8    .2157 .3468 .2640 .0158
O9    .7793 .1482 .2725 .0149
O10   .6374 .1767 .2498 .0150
O11   .3256 .9930 .2455 .0145
O12   .0947 .6320 .0098 .0643