O12 Ru3.05 Sr4 Renard C, Daviero-Minaud S, Huve M, Abraham F Journal of Solid State Chemistry 144 (1999) 125-135 Sr4 Ru3.05 O12: a new member of the hexagonal perovskite family _cod_database_code 1004146 _database_code_amcsd 0013973 5.566 5.566 18.18599 90 90 120 P6_3mc atom x y z occ Sr1 0 0 0 Sr2 2/3 1/3 .125 Sr3 1/3 2/3 .239 Sr4 2/3 1/3 .3560 Ru1 1/3 2/3 .0533 Ru2 1/3 2/3 .4292 Ru3 0 0 .1756 .50 Ru4 0 0 .3094 .55 O1 .518 .482 -.002 O2 .176 -.176 .122 O3 .839 .161 .249 O4 .166 -.166 .380