Information card for entry 1562164

Structure parameters

• Common name: Calcium sodium uranium silicate
• Formula: Ca Na2 O20 Si8 U
• Calculated formula: Ca Na2 O20 Si8 U
• Title of publication: Solid-state syntheses and single-crystal characterizations of three tetravalent thorium and uranium silicates
• Authors of publication: Jin, Geng Bang; Soderholm, L.
• Journal of publication: Journal of Solid State Chemistry
• Year of publication: 2015
• Journal volume: 221
• Pages of publication: 405 - 410
• a: 7.4379 ± 0.0016 Å
• b: 7.4379 ± 0.0016 Å
• c: 14.888 ± 0.003 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 823.6 ± 0.3 ų
• Cell temperature: 100 ± 2 K
• Ambient diffraction temperature: 100 ± 2 K
• Number of distinct elements: 5
• Space group number: 124
• Hermann-Mauguin space group symbol: P 4/m c c
• Hall space group symbol: -P 4 2c
• Residual factor for all reflections: 0.0388
• Residual factor for significantly intense reflections: 0.0292
• Weighted residual factors for significantly intense reflections: 0.0727
• Weighted residual factors for all reflections included in the refinement: 0.0793
• Goodness-of-fit parameter for all reflections included in the refinement: 1.267
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No