Fe15.9 Mn1.44 O27 Sr Zn0.66 Collomb A, Litsardakis G, Samaras D, Pannetier J Journal of Magnetism and Magnetic Materials 78 (1989) 219-225 Neutron diffraction studies of the crystallographic and magnetic structures of SrZn2/3 Mn4/3 Fe16 O27 _cod_database_code 1008439 _database_code_amcsd 0016344 5.9442 5.9442 32.875 90 90 120 P6_3/mmc atom x y z occ Sr1 0 0 .25 Fe1 1/3 2/3 -.2456 .5 Fe2 1/3 2/3 -.4234 Fe3 .5 0 0 .15 Fe4 .5 0 0 .85 Zn1 0 0 .0586 .25 Mn1 0 0 .0586 .29 Fe5 0 0 .0586 .46 Zn2 1/3 2/3 .0938 .08 Mn2 1/3 2/3 .0938 .14 Fe6 1/3 2/3 .0938 .78 Mn3 1/3 2/3 .2054 .11 Fe7 1/3 2/3 .2054 .89 Mn4 -.1634 -.3268 .1512 .06 Fe8 -.1634 -.3268 .1512 .94 O1 0 0 .1192 O2 1/3 2/3 .0345 O3 1/3 2/3 -.3245 O4 .4777 .9554 .25 O5 .5067 .0134 .1101 O6 -.1804 -.3608 .0371 O7 .1584 .3168 .1827