Wustite Fjellvag H, Gronvold F, Stolen S, Hauback B C Journal of Solid State Chemistry 124 (1996) 52-57 On the crystallographic and magnetic structures of nearly stoichiometric iron monoxide Locality: synthetic Note: low-temperature polymorph Sample: Three-Phase Mixture FeO, T = 12 K _database_code_amcsd 0013897 6.132 6.132 6.132 59.34 59.34 59.34 R-3 atom x y z Fe1 0 0 0 Fe2 .5 .5 .5 Fe3 .5 0 0 Fe4 0 .5 .5 O1 .25 .25 .25 O2 .25 .25 .75