Information card for entry 1520821

Structure parameters

• Chemical name: Na21.47 K8.62 Ca9.91 (Si30 Al30 O120) (S O4)10 (H2 O)2
• Formula: Al30 Ca9.91 H4 K8.62 Na21.47 O162 S10 Si30
• Calculated formula: Al30 Ca9.903 K8.62 Na21.472 O161.996 S9.994 Si30
• Title of publication: The crystal structure of franzinite, the ten-layer mineral of the cancrinite group
• Authors of publication: Ballirano, P.; Maras, A.; Bonaccorsi, E.; Merlino, S.
• Journal of publication: Canadian Mineralogist
• Year of publication: 2000
• Journal volume: 38
• Pages of publication: 657 - 668
• a: 12.916 Å
• b: 12.916 Å
• c: 26.543 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 3834.75 ų
• Number of distinct elements: 8
• Space group number: 150
• Hermann-Mauguin space group symbol: P 3 2 1
• Hall space group symbol: P 3 2"
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No