Information card for entry 9015793

Structure parameters

• Mineral name: Sepiolite
• Formula: H13.64 Mg4 O22.82 Si6
• Calculated formula: H13.64 Mg4 O22.82 Si6
• Title of publication: Crystal structure refinement of a sepiolite/indigo Maya Blue pigment using molecular modelling and synchrotron diffraction
• Authors of publication: Giustetto, R.; Levy, D.; Wahyudi, O.; Ricchiardi, G.; Vitillo, J. G.
• Journal of publication: European Journal of Mineralogy
• Year of publication: 2011
• Journal volume: 23
• Pages of publication: 449 - 466
• a: 13.395 Å
• b: 27.016 Å
• c: 5.2765 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 1909.46 ų
• Number of distinct elements: 4
• Space group number: 52
• Hermann-Mauguin space group symbol: P n c n
• Hall space group symbol: -P 2ab 2n
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No