Citation: Effenberger, H. (1987). Crystal structure and chemical formula of schmiederite, Pb2Cu2(OH)4(SeO3)(SeO4), with a comparison to linarite PbCu(OH)2(SO4). Mineralogy and Petrology, 36, pp. 3-12.
Formula: Cu2 H4 O11 Pb2 Se2
List type: interleaving
List: 1D
Basis: (0;1;0)
Dimensionality: 1
Formula: Cu2 O7 Pb2 Se (Cu2 O7 Pb2 Se)
Multiplicity: 1