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 = 1073 K _database_code_amcsd 0002041 8.19988 8.19988 8.19988 90 90 90 *Fd3m .125 .125 .125 atom x y z occ Biso Fe .125 .125 .125 .847 1.784 Al .125 .125 .125 .153 1.784 Fe .5 .5 .5 .0765 1.170 Al .5 .5 .5 .9235 1.170 O .263994 .263994 .263994 1.721