Information card for entry 1000174

Structure parameters

• Chemical name: Ammonium iron iron(III) fluoride
• Formula: F6 Fe2 H4 N
• Calculated formula: F6 Fe2 H4 N
• Title of publication: 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
• Authors of publication: Ferey, G; le Blanc, M; de Pape, R
• Journal of publication: Journal of Solid State Chemistry
• Year of publication: 1981
• Journal volume: 40
• Pages of publication: 1 - 7
• a: 7.045 ± 0.004 Å
• b: 7.454 ± 0.004 Å
• c: 10.116 ± 0.006 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 531.2 ų
• Number of distinct elements: 4
• Space group number: 62
• Hermann-Mauguin space group symbol: P n m a
• Hall space group symbol: -P 2ac 2n
• Residual factor for all reflections: 0.024
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No