Information card for entry 9003361

Structure parameters

• Mineral name: Tugtupite
• Formula: Al Be Cl Na4 O12 Si4
• Calculated formula: Al Be Cl Na4 O12 Si4
• Title of publication: Tugtupite: High-temperature structures obtained from in situ synchrotron diffraction and Rietveld refinements T = 20 C, data from Hassan and Grundy (1991)
• Authors of publication: Antao, S. M.; Hassan, I.; Parise, J. B.
• Journal of publication: American Mineralogist
• Year of publication: 2004
• Journal volume: 89
• Pages of publication: 492 - 497
• a: 8.64 Å
• b: 8.64 Å
• c: 8.873 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 662.366 ų
• Ambient diffraction temperature: 293.15 K
• Number of distinct elements: 6
• Space group number: 82
• Hermann-Mauguin space group symbol: I -4
• Hall space group symbol: I -4
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No