Information card for entry 1539282

Structure parameters

• Chemical name: Ca Mg2 Al (Al3 Si O10) (O H)2
• Formula: Al4 Ca H2 Mg2 O12 Si
• Calculated formula: Al4 Ca Mg2 O12 Si
• Title of publication: Structures of brittle micas
• Authors of publication: Takeuchi, Y.
• Journal of publication: Clays and Clay Minerals (-28,1980)
• Year of publication: 1966
• Journal volume: 13
• Pages of publication: 1 - 25
• a: 5.194 Å
• b: 9.003 Å
• c: 9.802 Å
• α: 90°
• β: 100.1°
• γ: 90°
• Cell volume: 451.254 ų
• Number of distinct elements: 6
• Space group number: 12
• Hermann-Mauguin space group symbol: C 1 2/m 1
• Hall space group symbol: -C 2y
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No