Franklinite Lucchesi S, Russo U, Della Giusta A European Journal of Mineralogy 11 (1999) 501-511 Cation distribution in natural Zn-spinels: franklinite Sample: FRK10 _database_code_amcsd 0006786 8.4466 8.4466 8.4466 90 90 90 *Fd3m .125 .125 .125 atom x y z occ Uiso ZnT .125 .125 .125 .639 .0096 MnT .125 .125 .125 .287 .0096 MgT .125 .125 .125 .004 .0096 AlT .125 .125 .125 .032 .0096 FeT .125 .125 .125 .038 .0096 ZnM .5 .5 .5 .0095 .0096 MnM .5 .5 .5 .0205 .0096 MgM .5 .5 .5 .017 .0096 AlM .5 .5 .5 .0485 .0096 FeM .5 .5 .5 .897 .0096 TiM .5 .5 .5 .008 .0096 O .2615 .2615 .2615 .0100