Citation: Gabelica-Robert, M; Goreaud, M; Labbe, P; Raveau, B (1982). The pyrophosphate Na Fe P2 O7: A cage structure. Journal of Solid State Chemistry, 45, pp. 389-395.
Formula: Fe Na O7 P2
Chemical name: Iron(III) sodium diphosphate(V) - HT-form II
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Fe4 O28 P8 (Fe O7 P2)
Multiplicity: 1
Coordination sequences: