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 = 1662 K on heating cycle, MgAl2O4 _database_code_amcsd 0002124 8.18536 8.18536 8.18536 90 90 90 *Fd3m .125 .125 .125 atom x y z occ Biso Mg .125 .125 .125 .702 1.928 Al .125 .125 .125 .298 1.928 Al .5 .5 .5 .851 1.567 Mg .5 .5 .5 .149 1.567 O .260292 .260292 .260292 1.982