Information card for entry 1566326

Structure parameters

• Formula: K1.5 O21 Se3 U2
• Calculated formula: K1.5 O21 Se3 U2
• Title of publication: The role of potassium atoms in the formation of uranyl selenates: the crystal structure and synthesis of two novel compounds
• Authors of publication: Vladislav V. Gurzhiy; Olga V. Tyumentseva; Ilya V. Kornyakov; Sergey V. Krivovichev; Ivan G. Tananaev
• Journal of publication: Journal of GeoSciences
• Year of publication: 2014
• Journal volume: 59
• Pages of publication: 123 - 133
• a: 12.001 ± 0.003 Å
• b: 13.613 ± 0.003 Å
• c: 13.753 ± 0.003 Å
• α: 90°
• β: 109.187 ± 0.004°
• γ: 90°
• Cell volume: 2122 ± 0.8 ų
• Cell temperature: 210 ± 2 K
• Ambient diffraction temperature: 210 ± 2 K
• Number of distinct elements: 4
• Space group number: 11
• Hermann-Mauguin space group symbol: P 1 21/m 1
• Hall space group symbol: -P 2yb
• Residual factor for all reflections: 0.0431
• Residual factor for significantly intense reflections: 0.0289
• Weighted residual factors for significantly intense reflections: 0.0837
• Weighted residual factors for all reflections included in the refinement: 0.0867
• Goodness-of-fit parameter for all reflections included in the refinement: 1.036
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No