Information card for entry 7248175

Structure parameters

• Chemical name: Tricalcium Tantalum Trigallodisilicate
• Mineral name: Langasite
• Formula: Ca3 Ga3 O14 Si2 Ta
• Calculated formula: Ca3 Ga3 O14 Si2 Ta
• Title of publication: Piezoelectric properties of (Sr0.2Ca0.8)3TaGa3Si2O14 and Ca3TaGa3Si2O14 single crystals grown via vertical Bridgman method
• Authors of publication: Ai, Lei; Sun, Zhigang; Jiang, Linwen; Pan, Jianguo; Zheng, Yanqing; Pan, Shangke
• Journal of publication: CrystEngComm
• Year of publication: 2024
• Journal volume: 26
• Journal issue: 11
• Pages of publication: 1550 - 1555
• a: 8.112 ± 0.001 Å
• b: 8.112 ± 0.001 Å
• c: 4.9862 ± 0.0006 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 284.16 ± 0.06 ų
• Number of distinct elements: 5
• Space group number: 150
• Hermann-Mauguin space group symbol: P 3 2 1
• Hall space group symbol: P 3 2"
• Residual factor for all reflections: 0.098
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No