Information card for entry 9008041

Structure parameters

• Mineral name: Pyrophyllite
• Formula: Al H O6 Si2
• Calculated formula: Al H O6 Si2
• Title of publication: The crystal structures of talc and pyrophyllite
• Authors of publication: Gruner, J. W.
• Journal of publication: Zeitschrift fur Kristallographie
• Year of publication: 1934
• Journal volume: 88
• Pages of publication: 412 - 419
• a: 5.14 Å
• b: 8.9 Å
• c: 18.55 Å
• α: 90°
• β: 99.92°
• γ: 90°
• Cell volume: 835.901 ų
• Number of distinct elements: 4
• Space group number: 15
• Hermann-Mauguin space group symbol: C 1 2/c 1
• Hall space group symbol: -C 2yc
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No