Lizardite-2H2 Brigatti M F, Galli E, Medici L, Poppi L American Mineralogist 82 (1997) 931-935 Crystal structure refinement of aluminian lizardite-2H2 _database_code_amcsd 0001942 5.334 5.334 14.370 90 90 120 P6_3 atom x y z occ Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) Si1 0 0 .1303 .71 .01160 .01160 .00194 .00586 0 0 Al1 0 0 .1303 .29 .01160 .01160 .00194 .00586 0 0 Si2 2/3 1/3 .1285 .71 .00890 .00890 .00133 .00445 0 0 Al2 2/3 1/3 .1285 .29 .00890 .00890 .00133 .00445 0 0 Mg .6695 .0020 .3215 .78 .01101 .01347 .00190 .00902 -.00004 -.00072 Fe .6695 .0020 .3215 .04 .01101 .01347 .00190 .00902 -.00004 -.00072 Al .6695 .0020 .3215 .18 .01101 .01347 .00190 .00902 -.00004 -.00072 H4 .3 .04 .459 3.2 H5 1/3 2/3 .179 3.8 O1 0 0 .2412 .01523 .01523 .00472 .00773 0 0 O2 2/3 1/3 .2471 .02695 .02695 .00315 .01406 0 0 O3 .7829 .1179 .0899 .02695 .03280 .00315 .01757 -.00113 -.00301 O4 .3356 .0038 .3916 .01757 .02460 .00242 .00586 .00034 -.00339 O5 1/3 2/3 .2469 .01406 .01406 .00097 .00703 0 0