Luogufengite Kelm K, Mader W Zeitschrift fur Anorganische und Allgemeine Chemie 631 (2005) 2383-2389 Synthesis and structural analysis of e-Fe2O3 Locality: synthetic by heating nontronite _database_code_amcsd 0021087 5.0715 8.7359 9.4178 90 90 90 Pna2_1 atom x y z Biso Fe1 .6768 .8427 0 .39 Fe2 .204 .3509 .7726 .49 Fe3 .807 .6605 .693 .55 Fe4 .6852 .4634 .983 .364 O1 .337 .853 .887 .5 O2 .019 .474 .610 .5 O3 .453 .677 .651 .5 O4 .527 .669 .100 .5 O5 .868 .334 .863 .5 O6 .336 .513 .891 .5