Information card for entry 1001066

Structure parameters

• Chemical name: Barium silicate germanate *
• Formula: Ba Ge3.125 O9 Si0.875
• Calculated formula: Ba Ge3.1249 O9 Si0.8751
• Title of publication: Synthese et Evolution Structurale de Nouveaux Silicogermanates Ba Ge (Ge~3-x~ Si~x~) O~9~ de Type Benitoite et de Structure Apparentee
• Authors of publication: Goreaud, M; Choisnet, J; Deschanvres, A; Raveau, B
• Journal of publication: Materials Research Bulletin
• Year of publication: 1973
• Journal volume: 8
• Pages of publication: 1205 - 1214
• a: 11.595 ± 0.005 Å
• b: 11.595 ± 0.005 Å
• c: 9.755 ± 0.005 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 1135.8 ų
• Number of distinct elements: 4
• Space group number: 159
• Hermann-Mauguin space group symbol: P 3 1 c
• Hall space group symbol: P 3 -2c
• Residual factor for all reflections: 0.119
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No