Information card for entry 1000504

Structure parameters

• Chemical name: Disodium magnesium digadolinium catena-tetrasilicate difluoride
• Formula: F2 Gd2 Mg Na2 O12 Si4
• Calculated formula: F2 Gd2 Mg Na2 O12 Si4
• Title of publication: The crystal structure of Na2 Mg Gd2 (Si4 O12) F2 and its relationship with leucophanite
• Authors of publication: Maisonneuve, V; Leblanc, M
• Journal of publication: Canadian Mineralogist
• Year of publication: 1998
• Journal volume: 36
• Pages of publication: 1039 - 1043
• a: 5.178 ± 0.003 Å
• b: 7.51 ± 0.002 Å
• c: 14.381 ± 0.004 Å
• α: 90°
• β: 90.22 ± 0.02°
• γ: 90°
• Cell volume: 559.2 ų
• Number of distinct elements: 6
• Space group number: 14
• Hermann-Mauguin space group symbol: P 1 21/c 1
• Hall space group symbol: -P 2ybc
• Residual factor for all reflections: 0.039
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No