Information card for entry 2233314

Structure parameters

• Common name: Pyrosmalite-(Fe)
• Chemical name: octairon(II) hexasilicate deca(chloride/hydroxide) 0.45-hydrate
• Mineral name: Pyrosmalite-(Fe)
• Formula: Cl1.855 Fe8 H8.48 O23.585 Si6
• Calculated formula: Cl1.857 Fe8 H9.025 O23.584 Si6
• Title of publication: Pyrosmalite-(Fe), Fe~8~Si~6~O~15~(OH,Cl)~10~
• Authors of publication: Yang, Hexiong; Downs, Robert T.; Yang, Yongbo W.; Allen, Warren H.
• Journal of publication: Acta Crystallographica, Section E: Structure Reports Online
• Year of publication: 2012
• Journal volume: 68
• Journal issue: 1
• Pages of publication: i7 - i8
• a: 13.3165 ± 0.0002 Å
• b: 13.3165 ± 0.0002 Å
• c: 7.0845 ± 0.0002 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 1087.98 ± 0.04 ų
• Cell temperature: 293 ± 2 K
• Ambient diffraction temperature: 293 ± 2 K
• Number of distinct elements: 5
• Space group number: 164
• Hermann-Mauguin space group symbol: P -3 m 1
• Hall space group symbol: -P 3 2"
• Residual factor for all reflections: 0.0379
• Residual factor for significantly intense reflections: 0.0232
• Weighted residual factors for significantly intense reflections: 0.0614
• Weighted residual factors for all reflections included in the refinement: 0.0678
• Goodness-of-fit parameter for all reflections included in the refinement: 1.05
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: Yes