Information card for entry 1528736

Structure parameters

• Chemical name: K0.08 (Al1.48 Mg0.32 Cr0.20) (Be2.76 Al0.24) Si6 O18
• Formula: Al1.72 Be2.76 Cr0.2 K0.08 Mg0.32 O18 Si6
• Calculated formula: Al1.72 Be2.76 Cr0.2 K0.08 Mg0.32 O18 Si6
• Title of publication: Structural features and isomorphous substitutions in chromium- and magnesium-containing beryls and chromium-containing beryllian indialite grown by the flux method
• Authors of publication: Mikhailov, M.A.; Rozhdestvenskaya, I.V.; Demina, T.V.; Matveeva, L.M.; Bannova, I.I.
• Journal of publication: Kristallografiya
• Year of publication: 2009
• Journal volume: 54
• Pages of publication: 231 - 238
• a: 9.263 Å
• b: 9.263 Å
• c: 9.199 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 683.557 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