Information card for entry 2310785

Structure parameters

• Formula: Al4.8 O9.6 Si1.2
• Calculated formula: Al4.8148 O9.5926 Si1.1852
• Title of publication: The modulated average structure of mullite.
• Authors of publication: Birkenstock, Johannes; Petříček, Václav; Pedersen, Bjoern; Schneider, Hartmut; Fischer, Reinhard X.
• Journal of publication: Acta Crystallographica, Section B: Structural Science, Crystal Engineering and Materials
• Year of publication: 2015
• Journal volume: 71
• Journal issue: 3
• Pages of publication: 358 - 368
• a: 7.5911 Å
• b: 7.6924 Å
• c: 2.8899 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 168.752 ų
• Cell temperature: 293 K
• Ambient diffraction temperature: 293 K
• Number of distinct elements: 3
• Space group number: 55
• Hermann-Mauguin space group symbol: P b a m
• Hall space group symbol: -P 2 2ab
• Residual factor for all reflections: 0.0461
• Residual factor for significantly intense reflections: 0.0277
• Weighted residual factors for significantly intense reflections: 0.0558
• Weighted residual factors for all reflections included in the refinement: 0.0572
• Goodness-of-fit parameter for significantly intense reflections: 3.82
• Goodness-of-fit parameter for all reflections included in the refinement: 3.01
• Diffraction radiation probe: x-ray
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No