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 = 1023 K _database_code_amcsd 0002040 8.19571 8.19571 8.19571 90 90 90 *Fd3m .125 .125 .125 atom x y z occ Biso Fe .125 .125 .125 .857 1.697 Al .125 .125 .125 .143 1.697 Fe .5 .5 .5 .0715 1.110 Al .5 .5 .5 .9285 1.110 O .264113 .264113 .264113 1.624