Tanteuxenite-(Yb) Thorogood G J, Avdeev M, Kennedy B J Solid State Sciences 12 (2010) 1263-1269 Structural studies of the aeschynite-euxenite transformation in the series Ln(TiTa)O6 Ln = lanthanide Locality: Synthetic _database_code_amcsd 0018930 14.5478 5.5289 5.1683 90 90 90 Pbcn atom x y z occ Biso Yb 0 .2293 .25 .87 Ti .1685 .3209 .8205 .5 1.00 Ta .1685 .3209 .8205 .5 1.00 O1 .9073 .5682 .4693 .80 O2 .0863 .0898 .9209 .56 O3 .2591 .1321 .6460 .66