Information card for entry 1526036

Structure parameters

• Chemical name: Sm2 (Si2 O7)
• Formula: O7 Si2 Sm2
• Calculated formula: O7 Si2 Sm2
• Title of publication: High-pressure rare earth disilicates REE2 Si2 O7 (REE = Nd, Sm, Eu,Gd): type K
• Authors of publication: Fleet, M.E.; Liu, X.-Y.
• Journal of publication: Journal of Solid State Chemistry
• Year of publication: 2001
• Journal volume: 161
• Pages of publication: 166 - 172
• a: 6.6039 Å
• b: 6.6849 Å
• c: 12.3069 Å
• α: 90°
• β: 102.489°
• γ: 90°
• Cell volume: 530.45 ų
• Number of distinct elements: 3
• Space group number: 14
• Hermann-Mauguin space group symbol: P 1 21/n 1
• Hall space group symbol: -P 2yn
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No