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 = 473 K _database_code_amcsd 0002032 8.15612 8.15612 8.15612 90 90 90 *Fd3m .125 .125 .125 atom x y z occ Biso Fe .125 .125 .125 .866 .838 Al .125 .125 .125 .134 .838 Fe .5 .5 .5 .067 .542 Al .5 .5 .5 .933 .542 O .264238 .264238 .264238 .971