Chromite Lenaz D, Skogby H, Princivalle F, Halenius U Physics and Chemistry of Minerals 31 (2004) 633-642 Structural changes and valence states in the MgCr2O4-FeCr2O4 solid solution series Sample: Fe2-45 _database_code_amcsd 0008912 8.3577 8.3577 8.3577 90 90 90 *Fd-3m .125 .125 .125 atom x y z occ Uiso FeA .125 .125 .125 .60 .0056 MgA .125 .125 .125 .40 .0056 CrB .5 .5 .5 .0032 O .26192 .26192 .26192 .0043