F5 Fe2 H4 O2 Laligant Y, Leblanc M, Pannetier J, Ferey G Journal of Physics C: Solid State Physics 19 (1986) 1081-1095 Ordered magnetic frustration: IV. The two magnetic structures of the inverse weberite Fe2 F5 (H2 O)2: an example of the thermal evolution of the frustration character _cod_database_code 1000405 _database_code_amcsd 0013174 7.469 10.927 6.602 90 90 90 Imma atom x y z Fe1 0 0 0 Fe2 .25 .25 .25 F1 .2034 .1257 .0496 F2 0 .25 .3368 O1 .5 .5658 .1994 H1 .3941 .5878 .1188