Information card for entry 1544675

Structure parameters

• Common name: BaNa2Al4Si4O16
• Mineral name: banalsite
• Formula: Al4 Ba Na2 O16 Si4
• Calculated formula: Al4 Ba Na2 O16 Si4
• Title of publication: The crystal structure of banalsite, BaNa2Al4Si4O16, and its relation to the feldspar structure
• Authors of publication: Haga, N.
• Journal of publication: Mineralogical Journal
• Year of publication: 1973
• Journal volume: 7
• Pages of publication: 262 - 281
• a: 8.496 ± 0.002 Å
• b: 9.983 ± 0.002 Å
• c: 16.755 ± 0.003 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 1421.1 ± 0.5 ų
• Number of distinct elements: 5
• Space group number: 72
• Hermann-Mauguin space group symbol: I b a m
• Hall space group symbol: -I 2 2c
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No