Citation: Belik, A.A.; Dmitrienko, L.O.; Grechkin, S.V.; Morozov, V.A.; Khasanov, S.S.; Lazoryak, B.I. (2000). Crystal structures of double vanadates Ca9 R (V O4)7. IV. R= Er, Tm, Yb and Lu. Kristallografiya, 45, pp. 976-981.
Formula: Ca9 Er O28 V7
Chemical name: Ca9 Er (V O4)7
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Ca42 Er42 O168 V42 (Ca Er O4 V)
Multiplicity: 1
Coordination sequences: