Information card for entry 9014632

Structure parameters

• Mineral name: Marianoite
• Formula: Ca4 F Fe0.08 Hf0.01 Mg0.03 Na2 Nb0.97 O17 Si4 Ti0.09 Zr0.9
• Calculated formula: Ca4 F Fe0.08 Hf0.01 Mg0.03 Na2 Nb0.97 O17 Si4 Ti0.09 Zr0.9
• Title of publication: Marianoite, a new member of the cuspidine group from the Prairie Lake silicocarbonatite, Ontario Note: ordering of elements in M1 and M2 could not be determined
• Authors of publication: Chakhmouradian, A. R.; Mitchell, R. H.; Burns, P. C.; Mikhailova, Y.; Reguir, E. P.
• Journal of publication: The Canadian Mineralogist
• Year of publication: 2008
• Journal volume: 46
• Pages of publication: 1023 - 1032
• a: 10.8459 Å
• b: 10.226 Å
• c: 7.2727 Å
• α: 90°
• β: 109.332°
• γ: 90°
• Cell volume: 761.136 ų
• Number of distinct elements: 11
• Space group number: 4
• Hermann-Mauguin space group symbol: P 1 21 1
• Hall space group symbol: P 2yb
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No