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 1000404 _database_code_amcsd 0013173 7.472 10.928 6.606 90 90 90 Imma atom x y z Fe1 0 0 0 Fe2 .25 .25 .25 F1 .2032 .1266 .0511 F2 0 .25 .3364 O1 .5 .5659 .1962 H1 .3954 .5875 .1242