Information card for entry 9010192

Structure parameters

• Formula: Ba O3 Si
• Calculated formula: Ba O3 Si
• Title of publication: Rhombohedral (9R) and hexagonal (6H) perovskites in barium silicates under high pressure Sample: P = 27.9 GPa
• Authors of publication: Yusa, H.; Sata, N.; Ohishi, Y.
• Journal of publication: American Mineralogist
• Year of publication: 2007
• Journal volume: 92
• Pages of publication: 648 - 654
• a: 5.3002 Å
• b: 5.3002 Å
• c: 19.2351 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 467.961 ų
• Ambient diffracton pressure: 27900000 kPa
• Number of distinct elements: 3
• Space group number: 166
• 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