Spinel Redfern S A T, Harrison R J, O'Neill H St C, Wood D R R American Mineralogist 84 (1999) 299-310 Thermodynamics and kinetics of cation ordering in MgAl2O4 spinel up to 1600 C from in situ neutron diffraction Data collected at IPNS, Argonne National Laboratory, T = 1100 K on heating cycle, MgAl2O4 _database_code_amcsd 0002114 8.13979 8.13979 8.13979 90 90 90 *Fd3m .125 .125 .125 atom x y z occ Biso Mg .125 .125 .125 .801 1.118 Al .125 .125 .125 .199 1.118 Al .5 .5 .5 .9005 .982 Mg .5 .5 .5 .0995 .982 O .261437 .261437 .261437 1.206