Citation: Coleman, R.G. (1959). The natural occurence of galena-clausthalite solid solution series. American Mineralogist, 44, pp. 166-175.
Formula: Pb2 S Se
List type: noninterleaving
List: 3D
Basis: (1;0;0 0;1;0 0;0;1)
Dimensionality: 3
Formula: Pb4 S4 Se4 (Pb S Se)
Multiplicity: 1
Coordination sequences: