Information card for entry 9014259

Structure parameters

• Mineral name: Cristobalite
• Formula: O2 Si
• Calculated formula: O2 Si
• Title of publication: Mathematical Modeling of the structures and bulk moduli of TX2 quartz and cristobalite structure types, T = C, Si, Ge and X = O, S
• Authors of publication: Gibbs, G. V.; Boisen, M. B.; Downs, R. T.; Lasaga, A. C.
• Journal of publication: Materials Research Society Symposia Proceedings
• Year of publication: 1988
• Journal volume: 121
• Pages of publication: 155 - 165
• a: 4.973 Å
• b: 4.973 Å
• c: 6.627 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 163.891 ų
• Number of distinct elements: 2
• Space group number: 92
• Hermann-Mauguin space group symbol: P 41 21 2
• Hall space group symbol: P 4abw 2nw
• Method of determination: theoretical
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No