Information card for entry 7220451

Structure parameters

• Formula: Ca K4 O14 Si4 U
• Calculated formula: Ca K4 O14 Si4 U
• Title of publication: Synthesis and structure of the new pentanary uranium(vi) silicate, K4CaUSi4O14, a member of a structural family related to fresnoite
• Authors of publication: Morrison, Gregory; Smith, Mark D.; Tran, T. Thao; Halasyamani, P. Shiv; zur Loye, Hans-Conrad
• Journal of publication: CrystEngComm
• Year of publication: 2015
• Journal volume: 17
• Journal issue: 22
• Pages of publication: 4218
• a: 9.2862 ± 0.0002 Å
• b: 9.2862 ± 0.0002 Å
• c: 8.3796 ± 0.0004 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 722.6 ± 0.04 ų
• Cell temperature: 296 ± 2 K
• Ambient diffraction temperature: 296 ± 2 K
• Number of distinct elements: 5
• Space group number: 118
• Hermann-Mauguin space group symbol: P -4 n 2
• Hall space group symbol: P -4 -2n
• Residual factor for all reflections: 0.0321
• Residual factor for significantly intense reflections: 0.027
• Weighted residual factors for significantly intense reflections: 0.0637
• Weighted residual factors for all reflections included in the refinement: 0.0664
• Goodness-of-fit parameter for all reflections included in the refinement: 1.066
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No