Information card for entry 2016825

Structure parameters

• Common name: sodium titanosilicate hydrate
• Chemical name: disodium titanium tetrasilicate dihydrate
• Mineral name: Penkvilksite
• Formula: H4 Na2 O13 Si4 Ti
• Calculated formula: H2 Na2 O13 Si4 Ti
• Title of publication: Penkvilksite-2<i>O</i>: Na~2~TiSi~4~O~11~·2H~2~O
• Authors of publication: Cadoni, Marcella; Ferraris, Giovanni
• Journal of publication: Acta Crystallographica Section C
• Year of publication: 2008
• Journal volume: 64
• Journal issue: 11
• Pages of publication: i87 - i90
• a: 16.32 ± 0.002 Å
• b: 8.7378 ± 0.0009 Å
• c: 7.3854 ± 0.0008 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 1053.2 ± 0.2 ų
• Cell temperature: 295 ± 2 K
• Ambient diffraction temperature: 293 ± 2 K
• Number of distinct elements: 5
• Space group number: 60
• Hermann-Mauguin space group symbol: P n c a
• Hall space group symbol: -P 2a 2n
• Residual factor for all reflections: 0.0868
• Residual factor for significantly intense reflections: 0.0756
• Weighted residual factors for significantly intense reflections: 0.1568
• Weighted residual factors for all reflections included in the refinement: 0.161
• Goodness-of-fit parameter for all reflections included in the refinement: 1.23
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: Yes