Information card for entry 9016520

Structure parameters

• Mineral name: Barroisite
• Formula: Al2 Ca H2 Mg3 Na O24 Si8
• Calculated formula: Al2 Ca H2 Mg3 Na O24 Si8
• Title of publication: Die Struktur von Karinthin und einer barroisitischen Hornblende Note: this is not a good structure
• Authors of publication: Heritsch, H.; Paulitsch, P.; Walitzi, E. M.
• Journal of publication: Tschermaks Mineralogische und Petrographische Mitteilungen
• Year of publication: 1957
• Journal volume: 6
• Pages of publication: 215 - 222
• a: 9.9 Å
• b: 18.04 Å
• c: 5.33 Å
• α: 90°
• β: 106.75°
• γ: 90°
• Cell volume: 911.528 ų
• Number of distinct elements: 7
• Space group number: 12
• Hermann-Mauguin space group symbol: C 1 2/m 1
• Hall space group symbol: -C 2y
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No