NiAl2O4 O'Neill H St C, Dollase W A, Ross C R Physics and Chemistry of Minerals 18 (1991) 302-319 Temperature dependence of the cation distribution in nickel aluminate (NiAl2O4) spinel: a powder XRD study Sample: quenched from 700 C, held for 43d, UCLA (Cu), Model 2 _database_code_amcsd 0007572 8.0452 8.0452 8.0452 90 90 90 *Fd3m .125 .125 .125 atom x y z occ Biso Ni .125 .125 .125 .136 .65 Al .125 .125 .125 .864 .65 Al .5 .5 .5 .568 .62 Ni .5 .5 .5 .432 .62 O .2550 .2550 .2550 1.11