Information card for entry 9005521

Structure parameters

• Mineral name: Bassanite
• Formula: Ca H O4.5 S
• Calculated formula: Ca O4.5 S
• SMILES: [Ca][OH2].[Ca+2].S(=O)(=O)([O-])[O-].S(=O)(=O)([O-])[O-]
• Title of publication: The monoclinic I2 structure of bassanite, calcium sulphate hemihydrate
• Authors of publication: Ballirano, P.; Maras, A.; Meloni, S.; Caminiti, R.
• Journal of publication: European Journal of Mineralogy
• Year of publication: 2001
• Journal volume: 13
• Pages of publication: 985 - 993
• a: 12.035 Å
• b: 6.9294 Å
• c: 12.6705 Å
• α: 90°
• β: 90.266°
• γ: 90°
• Cell volume: 1056.65 ų
• Number of distinct elements: 4
• Space group number: 5
• Hermann-Mauguin space group symbol: I 1 2 1
• Hall space group symbol: I 2y
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No