Information card for entry 9009680

Structure parameters

• Mineral name: Corundum
• Formula: Al2 O3
• Calculated formula: Al2 O3
• SMILES: [Al+3].[Al+3].[O-2].[O-2].[O-2]
• Title of publication: Crystal structure and compression of ruby to 46 kbar P = 21 kbar
• Authors of publication: Finger, L. W.; Hazen, R. M.
• Journal of publication: Journal of Applied Physics
• Year of publication: 1978
• Journal volume: 49
• Pages of publication: 5823 - 5826
• a: 4.7474 Å
• b: 4.7474 Å
• c: 12.9542 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 252.844 ų
• Ambient diffracton pressure: 2100000 kPa
• 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
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No