Information card for entry 9000764

Structure parameters

• Mineral name: Weddellite
• Formula: C2 H6 Ca O6.375
• Calculated formula: C2 H4.75 Ca O6.375
• Title of publication: The crystal structures of whewellite and weddellite: re-examination and comparison
• Authors of publication: Tazzoli, V.; Domeneghetti, M. C.
• Journal of publication: American Mineralogist
• Year of publication: 1980
• Journal volume: 65
• Pages of publication: 327 - 334
• a: 12.371 Å
• b: 12.371 Å
• c: 7.357 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 1125.93 ų
• Number of distinct elements: 4
• Space group number: 87
• Hermann-Mauguin space group symbol: I 4/m
• Hall space group symbol: -I 4
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No