Information card for entry 2013659

Structure parameters

• Formula: Na O26 Si6 Y9
• Calculated formula: Na O26 Si6 Y9
• Title of publication: Lithium and sodium yttrium orthosilicate oxyapatite, LiY~9~(SiO~4~)~6~O~2~ and NaY~9~(SiO~4~)~6~O~2~, at both 100K and near room temperature
• Authors of publication: Redhammer, Günther R.; Roth, G.
• Journal of publication: Acta Crystallographica Section C
• Year of publication: 2003
• Journal volume: 59
• Journal issue: 12
• Pages of publication: i120 - i124
• a: 9.3274 ± 0.001 Å
• b: 9.3274 ± 0.001 Å
• c: 6.7554 ± 0.0007 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 508.98 ± 0.09 ų
• Cell temperature: 100 ± 1 K
• Ambient diffraction temperature: 100 ± 1 K
• Number of distinct elements: 4
• Space group number: 176
• Hermann-Mauguin space group symbol: P 63/m
• Hall space group symbol: -P 6c
• Residual factor for significantly intense reflections: 0.0356
• Weighted residual factors for all reflections included in the refinement: 0.0566
• Goodness-of-fit parameter for all reflections included in the refinement: 1.204
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: Yes