Citation: Choisnet, J; Deschanvres, A; Raveau, B (1972). Sur de nouveaux germanates et silicates de type benitoite. Journal of Solid State Chemistry, 4, pp. 209-218.
Formula: Ge3 Nb O9 Rb
Chemical name: Rubidium niobium cyclo-trigermanate
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Ge6 Nb2 O18 (Ge3 Nb O9)
Multiplicity: 1
Coordination sequences: