Information card for entry 2108010

Structure parameters

• Common name: andesine
• Formula: Al1.44 Ca0.49 Na0.51 O8 Si2.56
• Calculated formula: Al1.44 Ca0.49 Na0.51 O8 Si2.56
• Title of publication: Incommensurate density modulation in a Na-rich plagioclase feldspar: <i>Z</i>-contrast imaging and single-crystal X-ray diffraction study
• Authors of publication: Xu, Huifang; Jin, Shiyun; Noll, Bruce C.
• Journal of publication: Acta Crystallographica Section B
• Year of publication: 2016
• Journal volume: 72
• Journal issue: 6
• Pages of publication: 904 - 915
• a: 8.1661 ± 0.0003 Å
• b: 12.8545 ± 0.0002 Å
• c: 14.235 ± 0.0004 Å
• α: 93.5777 ± 0.0008°
• β: 116.309 ± 0.0007°
• γ: 89.593 ± 0.003°
• Cell volume: 1336.52 ± 0.07 ų
• Cell temperature: 100 K
• Ambient diffraction temperature: 100 K
• Number of distinct elements: 5
• Hermann-Mauguin space group symbol: ?
• Hall space group symbol: ?
• Residual factor for all reflections: 0.037
• Residual factor for significantly intense reflections: 0.029
• Weighted residual factors for significantly intense reflections: 0.1071
• Weighted residual factors for all reflections included in the refinement: 0.1107
• Goodness-of-fit parameter for significantly intense reflections: 2.05
• Goodness-of-fit parameter for all reflections included in the refinement: 1.84
• Diffraction radiation probe: x-ray
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No