Information card for entry 2104872

Structure parameters

• Chemical name: Dicobalt(II) diarsenate(V)
• Formula: As2 Co2 O7
• Calculated formula: As2 Co2 O7
• Title of publication: Crystal chemistry of transition metal diarsenates <i>M</i>~2~As~2~O~7~ (<i>M</i> = Mn, Co, Ni, Zn): variants of the thortveitite structure
• Authors of publication: Weil, Matthias; Stöger, Berthold
• Journal of publication: Acta Crystallographica Section B
• Year of publication: 2010
• Journal volume: 66
• Journal issue: 6
• Pages of publication: 603 - 614
• a: 32.992 ± 0.0016 Å
• b: 5.3332 ± 0.0004 Å
• c: 8.9775 ± 0.0006 Å
• α: 58.472 ± 0.001°
• β: 149.011 ± 0.001°
• γ: 126.976 ± 0.001°
• Cell volume: 649.64 ± 0.08 ų
• Cell temperature: 295 K
• Ambient diffraction temperature: 295 K
• Number of distinct elements: 3
• Space group number: 2
• Hermann-Mauguin space group symbol: P -1
• Hall space group symbol: -P 1
• Residual factor for all reflections: 0.0334
• Residual factor for significantly intense reflections: 0.0289
• Weighted residual factors for significantly intense reflections: 0.0338
• Weighted residual factors for all reflections included in the refinement: 0.0342
• Goodness-of-fit parameter for all reflections included in the refinement: 1.63
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: Yes