F6 Fe2 H4 N Ferey G, le Blanc M, de Pape R Journal of Solid State Chemistry 40 (1981) 1-7 Crystal Structure of the Ordered Pyrochlore N H4 Fe(II) Fe(III) F6 Structural Correlations with Fe2 F5 (H2 O)2 and Its Dehydration Product Fe2 F5 H2 O _cod_database_code 1000174 _database_code_amcsd 0013420 7.045 7.454 10.116 90 90 90 Pnma atom x y z N1 .0028 .25 .6208 Fe1 0 0 0 Fe2 .2043 .25 .2681 F1 -.0627 .25 .3398 F2 .0633 .25 .9671 F3 .1267 .4901 .1668 F4 .7655 .4368 .0825