Ba Co Fe6 O11 Collomb A, Hadj Farhat M, Joubert J Materials Research Bulletin 24 (1989) 453-458 Cobalt Location in the Y-Type Hexagonal Ferrite : Ba Co Fe6 O11 _cod_database_code 1008434 _database_code_amcsd 0016341 5.894 5.894 43.742 90 90 120 R-3m atom x y z occ Ba1 0 0 .2993 Fe1 0 0 .3776 Co1 0 0 .1510 .27 Fe2 0 0 .1510 .73 Fe3 0 0 .0651 Co2 0 0 .5 .09 Fe4 0 0 .5 .91 Co3 .5022 -.5022 .1092 .20 Fe5 .5022 -.5022 .1092 .80 Co4 0 0 0 .18 Fe6 0 0 0 .82 O1 0 0 .4203 O2 0 0 .1962 O3 .1564 -.1564 .0288 O4 .8284 -.8284 .0852 O5 .1794 -.1794 .1378