Citation: Ferey, G; le Blanc, M; de Pape, R (1981). Crystal Structure of the Ordered Pyrochlore N H~4~ Fe(II) Fe(III) F~6~ Structural Correlations with Fe~2~ F~5~ (H~2~ O)~2~ and Its Dehydration Product Fe~2~ F~5~ H~2~ O. Journal of Solid State Chemistry, 40, pp. 1-7.