Information card for entry 5910082

Structure parameters

• Chemical name: Iron(III) oxide - $-alpha
• Mineral name: Hematite
• Formula: Fe2 O3
• Calculated formula: Fe2 O3
• SMILES: [Fe+3].[Fe+3].[O-2].[O-2].[O-2]
• Title of publication: Crystal structure and isothermal compression of Fe2 O3, Cr2 O3, and V2 O3 to 50 kbars
• Authors of publication: Finger, L W; Hazen, R M
• Journal of publication: Journal of Applied Physics
• Year of publication: 1980
• Journal volume: 51
• Pages of publication: 5362 - 5367
• a: 5.0079 ± 0.0003 Å
• b: 5.0079 ± 0.0003 Å
• c: 13.6467 ± 0.0009 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 296.39 ± 0.03 ų
• Number of distinct elements: 2
• Space group number: 167
• Hermann-Mauguin space group symbol: R -3 c :H
• Hall space group symbol: -R 3 2"c
• Residual factor for all reflections: 0.026
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No