Citation: Mitchell, A.W.; Lam, D.J. (1971). Crystal structures of several intermetallic phases of neptunium and plutonium alloys with antimony, selenium and tellurium. Journal of Nuclear Materials, 39, pp. 219-223.
Formula: Np3 Se4
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Np12 Se16 (Np3 Se4)
Multiplicity: 1
RCSR Symbol: tph
Coordination sequences: