AM_Murataite-(Y) Formula: Y2.22 Dy.3 Ho.12 Er.3 Tm.06 Yb.3 Lu.06 Na4.06 Ca.36 Mn.18 Ti9.56 Nb1.56 Zn2.81 Fe Si.11 O32.34 F8 Name: Murataite-(Y) Unit cell: 14.886 14.886 14.886 90.0 90.0 90.0 , V=3298.63 Space group: F-43M (216)

Ercit T S , Hawthorne F C , The Canadian Mineralogist , 33 (1995) p.1223-1229, Murataite, a UB12 derivative structure with condensed Keggin molecules