Information card for entry 9003752

Structure parameters

• Formula: Mg O3 Si
• Calculated formula: Mg O3 Si
• Title of publication: Structure change of MgSiO3, MgGeO3, and MgTiO3 ilmenites under compression Sample: P = 7.8 GPa
• Authors of publication: Yamanaka, T.; Komatsu, Y.; Sugahara, M.; Nagai, T.
• Journal of publication: American Mineralogist
• Year of publication: 2005
• Journal volume: 90
• Pages of publication: 1301 - 1307
• a: 4.688 Å
• b: 4.688 Å
• c: 13.354 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 254.166 ų
• Ambient diffracton pressure: 7800000 kPa
• Number of distinct elements: 3
• Space group number: 148
• Hermann-Mauguin space group symbol: R -3 :H
• Hall space group symbol: -R 3
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No