Information card for entry 1010981

Structure parameters

• Chemical name: Calcium sulfate dihydrate
• Mineral name: Gypsum
• Formula: Ca H4 O6 S
• Calculated formula: Ca H4 O6 S
• SMILES: [Ca]([OH2])[OH2].S(=O)(=O)([O-])[O-]
• Title of publication: On the crystal structure of gypsum Ca S O4 (H2 O)2
• Authors of publication: Wooster, W A
• Journal of publication: Zeitschrift fuer Kristallographie, Kristallgeometrie, Kristallphysik, Kristallchemie (-144,1977)
• Year of publication: 1936
• Journal volume: 94
• Pages of publication: 375 - 396
• a: 10.47 Å
• b: 15.15 Å
• c: 6.51 Å
• α: 90°
• β: 151.55°
• γ: 90°
• Cell volume: 491.9 ų
• Number of distinct elements: 4
• Space group number: 15
• Hermann-Mauguin space group symbol: C 1 2/c 1
• Hall space group symbol: -C 2yc
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No