Citation: Yuandong Wu; Wolfgang Bensch (2009). K2Ln2As2Se9 (Ln = Sm, Gd): The First Quaternary Rare-Earth Selenoarsenate Compounds with a 3D Framework Containing Chairlike As2Se4 Units. Inorganic Chemistry, 48, pp. 2729-2731.
Formula: As2 Gd2 K2 Se9
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: As16 Gd16 Se72 (As2 Gd2 Se9)
Multiplicity: 1