Xifengite Santamaria-Perez D, Nuss J, Haines J, Jansen M, Vegas A Solid State Sciences 6 (2004) 673-678 Iron silicides and their corresponding oxides: a high-pressure study of Fe5Si3 Note: P = 7.5 GPa Locality: synthetic _database_code_amcsd 0019675 6.7031 6.7031 4.676 90 90 120 P6_3/mcm atom x y z Fe1 1/3 2/3 0 Fe2 .2294 0 .25 Si .604 0 .25