Information card for entry 1544864

Structure parameters

• Common name: Y4Ti(SiO4)2O[F,OH]6 annealed
• Mineral name: mieite-(Y) annealed
• Formula: Al0.44 Dy0.2 F3.83 O10.91 P0.12 Si1.91 Ti0.52 Y3.13
• Calculated formula: Al0.45 Dy0.92 F5.55 O9 Si2 Ti0.55 Y3.08
• Title of publication: Mieite-(Y), Y4Ti(SiO4)2O[F,(OH)]6, a new mineral in a pegmatite at Souri Valley, Komono, Mie Prefecture, central Japan Sample: annealed at 810 C
• Authors of publication: Miyawaki, R.; Matsubara, S.; Yokoyama, K.; Shigeoka, M.; Momma, K.; Yamamoto, S.
• Journal of publication: Journal of Mineralogical and Petrological Sciences
• Year of publication: 2015
• Journal volume: 110
• Pages of publication: 135 - 144
• a: 14.934 ± 0.013 Å
• b: 10.53 ± 0.009 Å
• c: 6.952 ± 0.006 Å
• α: 90°
• β: 90°
• γ: 90°
• Cell volume: 1093.2 ± 1.6 ų
• Number of distinct elements: 8
• Space group number: 63
• Hermann-Mauguin space group symbol: C m c m
• Hall space group symbol: -C 2c 2
• Has coordinates: Yes
• Has disorder: No
• Has Fobs: No