Information card for entry 9004846

Structure parameters

• Mineral name: Ilimaussite-(Ce)
• Formula: Ba7.9 Ce3.7 Fe1.6 H28 K3.42 Na5.82 Nb3.72 O88 Si21 Sr0.1 Th0.3 Ti1.98
• Calculated formula: Ba7.90002 Ce3.70001 Fe1.59999 H28 K3.42 Na5.82 Nb3.72 O88 Si21 Sr0.1 Th0.3 Ti1.98
• Title of publication: The crystal structure of ilimaussite-(Ce), (Ba,Na)10K3Na4.5Ce5(Nb,Ti)[Si12O36][Si9O18(O,OH)24]O6, and the "ilimaussite" problem
• Authors of publication: Ferraris, G.; Gula, A.; Zubkova, N. V.; Pushcharovsky, D. Y.; Gobetchiya, E. R.; Pekov, I. V.; Eldjarn, K.
• Journal of publication: The Canadian Mineralogist
• Year of publication: 2004
• Journal volume: 42
• Pages of publication: 787 - 795
• a: 10.77 Å
• b: 10.77 Å
• c: 61.05 Å
• α: 90°
• β: 90°
• γ: 120°
• Cell volume: 6132.64 ų
• Number of distinct elements: 12
• Space group number: 155
• Hermann-Mauguin space group symbol: R 3 2 :H
• Hall space group symbol: R 3 2"
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No