Hercynite Harrison R J, Redfern S A T, O'Neill H St C American Mineralogist 83 (1998) 1092-1099 The temperature dependence of the cation distribution in synthetic hercynite (FeAl2O4) from in-situ neutron structure refinements Sample at T = 298 K _database_code_amcsd 0002031 8.14578 8.14578 8.14578 90 90 90 *Fd3m .125 .125 .125 atom x y z occ Biso Fe .125 .125 .125 .865 .571 Al .125 .125 .125 .135 .571 Fe .5 .5 .5 .0675 .387 Al .5 .5 .5 .9325 .387 O .264252 .264252 .264252 .798