Information card for entry 9009602

Structure parameters

• Mineral name: Omphacite
• Formula: Al0.905 Ca0.952 Fe0.159 Mg0.936 Na1.048 O12 Si4
• Calculated formula: Al0.905 Ca0.952 Fe0.159 Mg0.936 Na1.048 O12 Si4
• Title of publication: Violan revisited: Mn-bearing omphacite and diopside
• Authors of publication: Mottana, A.; Rossi, G.; Kracher, A.; Kurat, G.
• Journal of publication: Tschermaks Mineralogische und Petrographische Mitteilungen
• Year of publication: 1979
• Journal volume: 26
• Pages of publication: 187 - 201
• a: 9.578 Å
• b: 8.772 Å
• c: 5.253 Å
• α: 90°
• β: 106.89°
• γ: 90°
• Cell volume: 422.31 ų
• Number of distinct elements: 7
• Space group number: 13
• Hermann-Mauguin space group symbol: P 1 2/n 1
• Hall space group symbol: -P 2yac
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No