Polylithionite Swanson T H, Bailey S W Clays and Clay Minerals 29 (1981) 81-90 Redetermination of the lepidolite-2M_1 structure Locality: Bikupice, Czech Republic _database_code_amcsd 0012230 5.199 9.026 19.9690 90 95.41 90 C2/c atom x y z occ Biso B(1,1) B(2,2) B(3,3) B(1,2) B(1,3) B(2,3) K 0 .0891 .25 1.74 .0122 .0052 .00138 0 .0002 0 LiM1 .25 .75 0 .93 1.89 .0122 .0045 .0018 -.0036 .0014 -.0011 Fe3+M1 .7569 .5860 .0000 .01 1.89 .0022 .0017 .00075 .0001 .0003 .0002 MgM1 .7569 .5860 .0000 .06 1.89 .0022 .0017 .00075 .0001 .0003 .0002 AlM2 .7569 .5860 .0000 .58 .66 .0022 .0017 .00075 .0001 .0003 .0002 LiM2 .7569 .5860 .0000 .35 .66 .0022 .0017 .00075 .0001 .0003 .0002 Si1 .4620 .9230 .1342 .69 .0027 .0018 .00075 -.0009 .0004 .00005 Si2 .9572 .7550 .1342 .78 .0036 .0016 .00090 -.0001 .0003 .00004 O1 .4433 .9262 .0529 1.31 .0074 .0042 .0011 -.0029 .0003 .0002 O2 .9173 .7527 .0529 1.31 .0062 .0051 .0010 -.0001 .0002 .0006 O3 .9398 .5882 .1667 1.53 .0146 .0024 .0014 .0013 .0009 -.00001 O4 .2358 .8230 .1631 1.24 .0030 .0045 .0012 -.0005 .0001 .0002 O5 .7362 .8542 .1662 1.52 .0102 .0042 .0013 .0013 .0004 -.0001 F .4454 .5720 .0497 .76 2.58 .0347 .0083 .0008 .0098 .0002 .0004 OH .4454 .5720 .0497 .24 2.58 .0347 .0083 .0008 .0098 .0002 .0004