Citation: Grice, J. D.; Robinson, G. W. (1989). Feruvite, a new member of the tourmaline group, and its crystal structure. The Canadian Mineralogist, 27, pp. 199-203.
Formula: Al4.722 B3 Ca0.62 Fe1.992 H4 Mg2.025 Na0.38 O31 Si6 Ti0.291
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Al18 B9 Fe27 H12 Mg27 O93 Si18 Ti9 (Al6 B3 Fe9 H4 Mg9 O31 Si6 Ti3)
Multiplicity: 1
Coordination sequences: