Tausonite Mitchell R H, Chakhmouradian A R, Woodward P M Physics and Chemistry of Minerals 27 (2000) 583-589 Crystal chemistry of perovskite-type compounds in the tausonite-loparite series, (Sr1-2xNaxLax)TiO3 Sample: x = 0.10 _database_code_amcsd 0008448 3.90170 3.90170 3.90170 90 90 90 Pm-3m atom x y z occ SrA .5 .5 .5 .80 NaA .5 .5 .5 .10 LaA .5 .5 .5 .10 Ti 0 0 0 O .5 0 0