Information card for entry 9008040

Structure parameters

• Mineral name: Talc
• Formula: H2 Mg3 O12 Si4
• Calculated formula: H2 Mg3 O12 Si4
• 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: 5.26 Å
• b: 9.1 Å
• c: 18.81 Å
• α: 90°
• β: 100°
• γ: 90°
• Cell volume: 886.681 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