Information card for entry 9011397

Structure parameters

• Mineral name: Wilkinsonite
• Formula: Fe2.75 Na O10 Si3
• Calculated formula: Fe2.75 Na O10 Si3
• Title of publication: Single-crystal X-ray refinement of wilkinsonite, Na2Fe2+4Fe3+2Si6O20.
• Authors of publication: Burt, J. B.; Downs, R. T.; Costin, G.
• Journal of publication: Acta Crystallographica, Section E
• Year of publication: 2007
• Journal volume: 63
• Pages of publication: i122 - i124
• a: 10.3355 Å
• b: 10.7847 Å
• c: 8.9142 Å
• α: 105.048°
• β: 96.461°
• γ: 125.302°
• Cell volume: 738.372 ų
• Number of distinct elements: 4
• Space group number: 2
• Hermann-Mauguin space group symbol: P -1
• Hall space group symbol: -P 1
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No