Ba2 Fe0.667 Mg0.5 O6 U0.833 Padel L, Poix P, Michel A Revue de Chimie Minerale 9 (1972) 337-350 Preparation et etude cristallographique du systeme Ba2 Mg U O6 - Ba2 Fe1.333 U.667 O6 _cod_database_code 1001134 _database_code_amcsd 0015372 8.328 8.328 8.328 90 90 90 Pa3 atom x y z occ Ba1 .259 .259 .259 Mg1 0 0 0 .5 Fe1 0 0 0 .5 Fe2 .5 .5 .5 .167 U1 .5 .5 .5 .833 O1 .25 0 0