AM_Na9[P2W15Nb3O62]2C2H3N23H2O Formula: W15 Nb3 P2 Na7 O83 N2 C4 Name: Na9[P2W15Nb3O62].2C2H3N.23H2O Unit cell: 13.341 15.89 21.395 87.85 77.18 71.87 , V=4200.44 Space group: P-1 (2)

Finke R G , Lyon D K , Nomiya K , Weakley T J R , Acta Crystallographica, Section C , 46 (1990) p.1592-1596, Structure of nonasodium alpha-triniobatopentadecawolframatodiphosphate-, acetonitrile-water(1/2/23), Na9[P2W15Nb3O62].2CH3CN.23H2O