Information card for entry 9007178

Structure parameters

• Mineral name: Thaumasite
• Formula: C H30 Ca3 O25 S Si
• Calculated formula: C H30 Ca3 O25 S Si
• Title of publication: Thermal expansion of hydrated six-coordinated silicon in thaumasite, Ca3Si(OH)6(CO3)(SO4).12H2O Sample: T = 130 K
• Authors of publication: Jacobsen, S. D.; Smyth, J. R.; Swope, R. J.
• Journal of publication: Physics and Chemistry of Minerals
• Year of publication: 2003
• Journal volume: 30
• Pages of publication: 321 - 329
• a: 11.022 Å
• b: 11.022 Å
• c: 10.374 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 1091.44 ų
• Ambient diffraction temperature: 130 K
• Number of distinct elements: 6
• 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