Citation: Cousson, A.; Abazli, H.; Tabuteau, A.; Pages, M. (1982). Dineptunium Sodium Nonafluoride. Acta Crystallographica B (24,1968-38,1982), 38, pp. 1801-1803.
Formula: F9 Na Np2
Chemical name: Na Np2 F9
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: F36 Np8 (F9 Np2)
Multiplicity: 1