Citation: Gueho, C; Borel, M M; Grandin, A; Leclaire, A; Raveau, B (1992). A new series of phosphates with the Na~6~Nb~8~P~5~O~35~ structure. European Journal of Solid State Inorganic Chemistry, 29, pp. 1253-1261.
Formula: K3 Na3 Nb8 O35 P5
Chemical name:Trisodium tripotassium phyllo-octaniobopentaphosphate