Information card for entry 9015138

Structure parameters

• Mineral name: Weeksite
• Formula: H15.716 K3.762 O41.858 Si10 U4
• Calculated formula: H15.716 K3.762 O41.858 Si10 U4
• Title of publication: Revision of the crystal structure and chemical formula of weeksite, K2(UO2)2(Si5O13)*4H2O
• Authors of publication: Fejfarova, K.; Plasil, J.; Yang, H.; Cejka, J.; Dusek, M.; Downs, R. T.; Barkley, M. C.; Skoda, R.
• Journal of publication: American Mineralogist
• Year of publication: 2012
• Journal volume: 97
• Pages of publication: 750 - 754
• a: 14.1957 Å
• b: 14.2291 Å
• c: 9.6305 Å
• α: 90°
• β: 111.578°
• γ: 90°
• Cell volume: 1808.95 ų
• Number of distinct elements: 5
• Space group number: 12
• Hermann-Mauguin space group symbol: C 1 2/m 1
• Hall space group symbol: -C 2y
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No