Information card for entry 3000625

Structure parameters

• Common name: keatite
• Mineral name: keatite
• Formula: O2 Si
• Calculated formula: O2 Si
• Title of publication: Structural and spectroscopic characterization of keatite (SiO2)
• Authors of publication: Kanzaki, M.; Xue, X.
• Journal of publication: Journal of the Ceramic Society of Japan
• Year of publication: 2026
• Journal volume: 134
• Pages of publication: 1 - 4
• a: 7.46237 ± 0.00005 Å
• b: 7.46237 ± 0.00005 Å
• c: 8.59612 ± 0.00006 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 478.692 ± 0.006 ų
• Ambient diffraction temperature: 298 K
• Ambient diffracton pressure: 100 kPa
• 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
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No