Lepidolite-1M Guggenheim S American Mineralogist 66 (1981) 1221-1232 Cation ordering in lepidolite Tanakamiyama _database_code_amcsd 0000852 5.242 9.055 10.097 90 100.77 90 C2 atom x y z occ Biso K 0 .5028 0 2.21 Li1 0 -.006 .5 0.30 Al2 0 .3230 .5 0.66 Li3 .5 .1610 .5 1.30 Si1 .0756 .1704 .2309 .967 0.85 Al1 .0756 .1704 .2309 .032 0.85 Si2 .5863 .3338 .2302 .967 0.87 Al2 .5863 .3338 .2302 .032 0.87 O1 .041 .002 .1708 1.53 O2 .319 .243 .1690 1.60 O3 .813 .260 .1620 1.40 O4 .114 .175 .3940 1.10 O5 .663 .328 .3911 0.90 F .110 .4729 .3985 .5 1.00 OH6 .110 .4729 .3985 .5 1.00