Information card for entry 2210102

Structure parameters

• Common name: mercury chromium 2-3 spinel
• Chemical name: Mercury(II) chromium(III) tetroxide
• Formula: Cr2 Hg O4
• Calculated formula: Cr2 Hg O4
• SMILES: [Hg+2].[Cr+3].[Cr+3].[O-2].[O-2].[O-2].[O-2]
• Title of publication: Spinel-type HgCr~2~O~4~ from single-crystal data
• Authors of publication: Weil, Matthias; Stöger, Berthold
• Journal of publication: Acta Crystallographica Section E
• Year of publication: 2006
• Journal volume: 62
• Journal issue: 9
• Pages of publication: i199 - i200
• a: 8.6443 ± 0.0003 Å
• b: 8.6443 ± 0.0003 Å
• c: 8.6443 ± 0.0003 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 645.94 ± 0.04 ų
• Cell temperature: 293 ± 2 K
• Ambient diffraction temperature: 293 ± 2 K
• Number of distinct elements: 3
• Space group number: 227
• Hermann-Mauguin space group symbol: F d -3 m :2
• Hall space group symbol: -F 4vw 2vw 3
• Residual factor for all reflections: 0.0141
• Residual factor for significantly intense reflections: 0.0108
• Weighted residual factors for significantly intense reflections: 0.0226
• Weighted residual factors for all reflections included in the refinement: 0.0229
• Goodness-of-fit parameter for all reflections included in the refinement: 1.147
• Diffraction radiation wavelength: 0.71073 Å
• Diffraction radiation type: MoKα
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: Yes