Information card for entry 2233662

Structure parameters

• Common name: Kovdorskite
• Chemical name: dimagnesium phosphate hydroxide trihydrate
• Formula: H7 Mg2 O8 P
• Calculated formula: H7 Mg2 O8 P
• Title of publication: Redetermination of kovdorskite, Mg~2~PO~4~(OH)·3H~2~O
• Authors of publication: Morrison, Shaunna M.; Downs, Robert T.; Yang, Hexiong
• Journal of publication: Acta Crystallographica Section E
• Year of publication: 2012
• Journal volume: 68
• Journal issue: 2
• Pages of publication: i12 - i13
• a: 10.4785 ± 0.0001 Å
• b: 12.9336 ± 0.0002 Å
• c: 4.7308 ± 0.0001 Å
• α: 90°
• β: 105.054 ± 0.001°
• γ: 90°
• Cell volume: 619.137 ± 0.018 ų
• Cell temperature: 293 ± 2 K
• Ambient diffraction temperature: 293 ± 2 K
• Number of distinct elements: 4
• Space group number: 14
• Hermann-Mauguin space group symbol: P 1 21/a 1
• Hall space group symbol: -P 2yab
• Residual factor for all reflections: 0.0266
• Residual factor for significantly intense reflections: 0.0222
• Weighted residual factors for significantly intense reflections: 0.0544
• Weighted residual factors for all reflections included in the refinement: 0.0564
• Goodness-of-fit parameter for all reflections included in the refinement: 1.073
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: Yes