Information card for entry 2009228

Structure parameters

• Chemical name: calcium oxide‒dialuminium trioxide‒calcium diiodate hydrate (3/1/1/10)
• Formula: Al Ca2 H10 I O8
• Calculated formula: Al Ca2 H10.002 I6 O8
• Title of publication: A double-layered hydroxide, 3CaO.Al~2~O~3~.CaI~2~.10H~2~O
• Authors of publication: Jean-Philippe Rapin; Alain Walcarius; Grégory Lefevre; Michel François
• Journal of publication: Acta Crystallographica Section C
• Year of publication: 1999
• Journal volume: 55
• Journal issue: 12
• Pages of publication: 1957 - 1959
• a: 5.772 ± 0.001 Å
• b: 5.772 ± 0.001 Å
• c: 26.538 ± 0.001 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 765.69 ± 0.19 ų
• Cell temperature: 293 ± 2 K
• Ambient diffraction temperature: 293 ± 2 K
• Number of distinct elements: 5
• Space group number: 148
• Hermann-Mauguin space group symbol: R -3 :H
• Hall space group symbol: -R 3
• Residual factor for all reflections: 0.04
• Residual factor for significantly intense reflections: 0.039
• Weighted residual factors for all reflections included in the refinement: 0.112
• Goodness-of-fit parameter for all reflections included in the refinement: 1.1
• Diffraction radiation wavelength: 1.54058 Å
• Diffraction radiation type: CuKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No