Information card for entry 1544595

Structure parameters

• Common name: Phase A: 2Mg2SiO4*3Mg(OH)2 @ 4.4 GPa
• Mineral name: Phase A @ 4.4 GPa
• Formula: H6 Mg7 O14 Si2
• Calculated formula: Mg7 O14 Si2
• Title of publication: Compressibility of phase A, Mg7Si2H6O14 up to 11.2 GPa : Sample at 4.4 GPa
• Authors of publication: Kuribayashi, T.; Kudoh, Y.; Kagi, H.
• Journal of publication: Journal of Mineralogical and Petrological Sciences
• Year of publication: 2003
• Journal volume: 98
• Pages of publication: 215 - 234
• a: 7.751 ± 0.001 Å
• b: 7.751 ± 0.001 Å
• c: 9.475 ± 0.002 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 492.98 ± 0.14 ų
• Number of distinct elements: 4
• Space group number: 173
• Hermann-Mauguin space group symbol: P 63
• Hall space group symbol: P 6c
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No