Information card for entry 9004236

Structure parameters

• Mineral name: Beryl
• Formula: Al2 Be2.55 Cs0.15 Li0.46 Na0.28 O18 Si6
• Calculated formula: Al2 Be2.55 Cs0.15 Li0.46 Na0.28 O18 Si6
• Title of publication: The incorporation of alkalis in beryl: multi-nuclear MAS NMR and crystal-structure study Sample: T-24
• Authors of publication: Sherriff, B. L.; Grundy, H. D.; Hartman, J. S.; Hawthorne, F. C.; Cerny, P.
• Journal of publication: The Canadian Mineralogist
• Year of publication: 1991
• Journal volume: 29
• Pages of publication: 271 - 285
• a: 9.228 Å
• b: 9.228 Å
• c: 9.24 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 681.425 ų
• Number of distinct elements: 7
• Space group number: 192
• Hermann-Mauguin space group symbol: P 6/m c c
• Hall space group symbol: -P 6 2c
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No