Information card for entry 1544870

Structure parameters

• Common name: Ca1.55Sr0.45SiO4
• Mineral name: alpha'L form of Ca1.55Sr0.45SiO4
• Formula: Ca1.55 O4 Si Sr0.45
• Calculated formula: Ca1.55333 O4 Si Sr0.446667
• Title of publication: Orientational ordering of three SiO4 tetrahedra in alpha'L-Ca1.5Sr0.5SiO4 that satisfies bond-valence requirements and avoids O-O replusion
• Authors of publication: Itoh, H.; Nishi, F.; Kuribayashi, T.; Kudoh, Y.
• Journal of publication: Journal of Mineralogical and Petrological Sciences
• Year of publication: 2009
• Journal volume: 104
• Pages of publication: 234 - 240
• a: 20.522 ± 0.003 Å
• b: 9.339 ± 0.004 Å
• c: 5.558 ± 0.002 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 1065.2 ± 0.6 ų
• Number of distinct elements: 4
• Space group number: 33
• Hermann-Mauguin space group symbol: P n a 21
• Hall space group symbol: P 2c -2n
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No