Information card for entry 2003130

Structure parameters

• Formula: Al Li O6 Si2
• Calculated formula: Al Li O6 Si2
• Title of publication: Electron density distribution and Madelung potential in α-spodumene, LiAl(SiO~3~)~2~, from two-wavelength high-resolution X-ray diffraction data
• Authors of publication: Kuntzinger, Sandrine; Ghermani, Nour Eddine
• Journal of publication: Acta Crystallographica Section B
• Year of publication: 1999
• Journal volume: 55
• Journal issue: 3
• Pages of publication: 273 - 284
• a: 9.456 ± 0.001 Å
• b: 8.386 ± 0.001 Å
• c: 5.216 ± 0.001 Å
• α: 90°
• β: 110.13 ± 0.01°
• γ: 90°
• Cell volume: 388.35 ± 0.1 ų
• Cell temperature: 293 K
• Number of distinct elements: 4
• Space group number: 15
• Hermann-Mauguin space group symbol: C 1 2/c 1
• Hall space group symbol: -C 2yc
• Residual factor for significantly intense reflections: 0.0155
• Weighted residual factors for all reflections included in the refinement: 0.0151
• Goodness-of-fit parameter for all reflections included in the refinement: 0.84
• Diffraction radiation wavelength: 0.5608 Å
• Diffraction radiation type: AgKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: Yes