Information card for entry 9001311

Structure parameters

• Common name: Phase-B
• Mineral name: Phase-B
• Formula: H2 Mg12 O21 Si4
• Calculated formula: H2 Mg12 O21 Si4
• Title of publication: Crystal structures of Mg12Si4O19(OH)2 (phase B) and Mg14Si5O24 (phase AnhB)
• Authors of publication: Finger, L. W.; Hazen, R. M.; Prewitt, C. T.
• Journal of publication: American Mineralogist
• Year of publication: 1991
• Journal volume: 76
• Pages of publication: 1 - 7
• a: 10.588 Å
• b: 14.097 Å
• c: 10.073 Å
• α: 90°
• β: 104.1°
• γ: 90°
• Cell volume: 1458.19 ų
• Number of distinct elements: 4
• Space group number: 14
• Hermann-Mauguin space group symbol: P 1 21/c 1
• Hall space group symbol: -P 2ybc
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No