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 950 C, held for 16h, UCLA (Cu), Model 1 _database_code_amcsd 0007553 8.0481 8.0481 8.0481 90 90 90 *Fd3m .125 .125 .125 atom x y z occ Biso Ni .125 .125 .125 .158 .44 Al .125 .125 .125 .842 .44 Al .5 .5 .5 .579 .44 Ni .5 .5 .5 .421 .44 O .2556 .2556 .2556 .93