Information card for entry 9009322

Structure parameters

• Mineral name: Panunzite
• Formula: Al16 K11.47 Na4.53 O64 Si16
• Calculated formula: Al16 K11.47 Na4.53 O64 Si16
• Title of publication: The crystal structure of panunzite (natural tetrakalsilite) Note: x(O7) and y(O11) adjusted to match reported bond lengths
• Authors of publication: Merlino, S.; Franco, E.; Mattia, C. A.; Pasero, M.; De Gennaro, M.
• Journal of publication: Neues Jahrbuch fur Mineralogie, Monatshefte
• Year of publication: 1985
• Journal volume: 1985
• Pages of publication: 322 - 328
• a: 20.496 Å
• b: 20.496 Å
• c: 8.549 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 3110.17 ų
• Number of distinct elements: 5
• Space group number: 173
• Hermann-Mauguin space group symbol: P 63
• Hall space group symbol: P 6c
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No