Information card for entry 2236697

Structure parameters

• Common name: Clinobarylite
• Chemical name: Barium diberyllium disilicate
• Mineral name: Barylite
• Formula: Ba Be2 O7 Si2
• Calculated formula: Ba Be2 O7 Si2
• SMILES: [Ba+2].[O-][Si](O[Si]([O-])([O-])[O-])([O-])[O-].[Be+2].[Be+2]
• Title of publication: Redetermination of clinobarylite, BaBe~2~Si~2~O~7~
• Authors of publication: Domizio, Adrien J. Di; Downs, Robert T.; Yang, Hexiong
• Journal of publication: Acta Crystallographica Section E
• Year of publication: 2012
• Journal volume: 68
• Journal issue: 10
• Pages of publication: i78 - i79
• a: 11.6491 ± 0.0005 Å
• b: 4.9175 ± 0.0002 Å
• c: 4.6746 ± 0.0002 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 267.78 ± 0.02 ų
• Cell temperature: 293 ± 2 K
• Ambient diffraction temperature: 293 ± 2 K
• Number of distinct elements: 4
• Space group number: 31
• Hermann-Mauguin space group symbol: P m n 21
• Hall space group symbol: P 2ac -2
• Residual factor for all reflections: 0.0114
• Residual factor for significantly intense reflections: 0.011
• Weighted residual factors for significantly intense reflections: 0.0259
• Weighted residual factors for all reflections included in the refinement: 0.026
• Goodness-of-fit parameter for all reflections included in the refinement: 1.078
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: Yes