Information card for entry 2203846

Structure parameters

• Common name: Na Mg4 (As O4)3
• Chemical name: Sodium tetramagnesium tris(arsenate)
• Formula: As3 Mg4 Na O12
• Calculated formula: As3 Mg4 Na O12
• Title of publication: NaMg~4~(AsO~4~)~3~
• Authors of publication: Anissa, Haj Abdallah; Brahim, Ayed; Amor, Haddad
• Journal of publication: Acta Crystallographica, Section E
• Year of publication: 2004
• Journal volume: 60
• Journal issue: 7
• Pages of publication: i77 - i79
• a: 6.817 ± 0.001 Å
• b: 6.817 ± 0.001 Å
• c: 19.242 ± 0.003 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 894.2 ± 0.2 ų
• Cell temperature: 293 ± 2 K
• Ambient diffraction temperature: 293 ± 2 K
• Number of distinct elements: 4
• Space group number: 122
• Hermann-Mauguin space group symbol: I -4 2 d
• Hall space group symbol: I -4 2bw
• Residual factor for all reflections: 0.0206
• Residual factor for significantly intense reflections: 0.0181
• Weighted residual factors for significantly intense reflections: 0.0444
• Weighted residual factors for all reflections included in the refinement: 0.045
• Goodness-of-fit parameter for all reflections included in the refinement: 1.097
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No