Information card for entry 9000028

Structure parameters

• Common name: SiC-IV
• Formula: C7 Si7
• Calculated formula: C7 Si7
• Title of publication: The crystal structure of alpha-SiC, type IV
• Authors of publication: Ramsdell, L. S.
• Journal of publication: American Mineralogist
• Year of publication: 1944
• Journal volume: 29
• Pages of publication: 431 - 442
• a: 3.073 Å
• b: 3.073 Å
• c: 52.78 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 431.643 ų
• Number of distinct elements: 2
• Space group number: 160
• Hermann-Mauguin space group symbol: R 3 m :H
• Hall space group symbol: R 3 -2"
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No