Information card for entry 2207377

Structure parameters

• Common name: Topaz-OD
• Chemical name: Dialuminium orthosilicate dihydroxide
• Formula: Al2 D2 O6 Si
• Calculated formula: Al2 D2 O6 Si
• Title of publication: A Rietveld refinement using neutron powder diffraction data of a fully deuterated topaz, Al~2~SiO~4~(OD)~2~
• Authors of publication: Chen, Jianrong; Lager, George A.; Kunz, Martin; Hansen, Thomas C.; Ulmer, Peter
• Journal of publication: Acta Crystallographica, Section E
• Year of publication: 2005
• Journal volume: 61
• Journal issue: 11
• Pages of publication: i253 - i255
• a: 4.7282 ± 0.0001 Å
• b: 8.932 ± 0.0002 Å
• c: 8.4309 ± 0.0002 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 356.06 ± 0.01 ų
• Cell temperature: 295 K
• Ambient diffraction temperature: 295 K
• Number of distinct elements: 4
• Space group number: 62
• Hermann-Mauguin space group symbol: P b n m
• Hall space group symbol: -P 2c 2ab
• Goodness-of-fit parameter for all reflections: 1.32
• Diffraction radiation probe: neutron
• Diffraction radiation wavelength: 1.37404 Å
• Diffraction radiation type: neutron
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No