Citation: Gondrand, M.; Brunel, M.; de Bergevin, F. (1972). Mise en evidence d'un nouveau type de surstructure Na Cl, Structure des composes T Na O2 (T= Dy, Ho, Y, Er). Acta Crystallographica B (24,1968-38,1982), 28, pp. 722-726.
Formula: Er Na O2
Chemical name: Na Er O2
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Er8 O16 (Er O2)
Multiplicity: 1
Coordination sequences: