Citation: Borel, M M; Benabbas, A; Rebbah, H; Grandin, A; Leclaire, A; Raveau, B (1990). A large family of niobium phosphate bronzes and bronzoids with KNb~3~P~3~O~15~ structure. European Journal of Solid State Inorganic Chemistry, 27, pp. 525-535.
Formula: Nb3 O15 P3 Rb
Chemical name:Rubidium niobium oxide phosphate (1/3/3/3)