Information card for entry 1567910

Structure parameters

• Formula: Al3.71 K0.842 Na2.868 O16 Si4.29
• Calculated formula: Al3.91 K0.842 Na2.868 O15.9999 Si3.886
• Title of publication: Iron in Nepheline: Crystal Chemical Features and Petrological Applications
• Authors of publication: Mikhailova, Julia A.; Aksenov, Sergey M.; Pakhomovsky, Yakov A.; Moine, Bertrand N.; Dusséaux, Camille; Vaitieva, Yulia A.; Voronin, Mikhail
• Journal of publication: Minerals
• Year of publication: 2022
• Journal volume: 12
• Journal issue: 10
• Pages of publication: 1257
• a: 10.002 ± 0.0003 Å
• b: 10.002 ± 0.0003 Å
• c: 8.3831 ± 0.0002 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 726.29 ± 0.04 ų
• Cell temperature: 293 K
• Ambient diffraction temperature: 293 K
• Number of distinct elements: 5
• Space group number: 173
• Hermann-Mauguin space group symbol: P 63
• Hall space group symbol: P 6c
• Residual factor for all reflections: 0.0233
• Residual factor for significantly intense reflections: 0.0211
• Weighted residual factors for significantly intense reflections: 0.0328
• Weighted residual factors for all reflections included in the refinement: 0.0334
• Goodness-of-fit parameter for significantly intense reflections: 1.29
• Goodness-of-fit parameter for all reflections included in the refinement: 1.27
• Diffraction radiation probe: x-ray
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No