Information card for entry 9009604

Structure parameters

• Mineral name: Tunisite
• Formula: C4 H8 Al4 Ca2 Cl Na O20
• Calculated formula: C4 H8 Al4 Ca2 Cl Na O20
• Title of publication: Tunisit: kristallstruktur und revision der chemischen formel
• Authors of publication: Effenberger, H.; Kluger, F.; Pertlik, F.; Zemann, J.
• Journal of publication: Tschermaks Mineralogische und Petrographische Mitteilungen
• Year of publication: 1981
• Journal volume: 28
• Pages of publication: 65 - 77
• a: 11.1983 Å
• b: 11.1983 Å
• c: 6.5637 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 823.101 ų
• Number of distinct elements: 7
• Space group number: 129
• Hermann-Mauguin space group symbol: P 4/n m m :2
• Hall space group symbol: -P 4a 2a
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No