Information card for entry 9001018

Structure parameters

• Mineral name: Beryl
• Formula: Al2 Be3 O18 Si6
• Calculated formula: Al2 Be3 O18 Si6
• Title of publication: High-pressure crystal chemistry of beryl (Be3Al2Si6O18) and euclase (BeAlSiO4OH) Sample: Pressure = .001 kbar
• Authors of publication: Hazen, R. M.; Au, A. Y.; Finger, L. W.
• Journal of publication: American Mineralogist
• Year of publication: 1986
• Journal volume: 71
• Pages of publication: 977 - 984
• a: 9.208 Å
• b: 9.208 Å
• c: 9.188 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 674.656 ų
• Ambient diffracton pressure: 100 kPa
• Number of distinct elements: 4
• 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