Some unusual geochemical features of the oxidized zone at the central sector of the Singbhum copper belt, India

Surface complexation model for multisite adsorption of copper(II) onto kaolinite

“…Tenginkai et al (1991) reported copper as a component of the kaolinitic clay minerals and suggested association via surface adsorption and/or lattice binding. Mookherjee and Tenginkai (1987) also reported fixation of substantial Cu by supergene clay minerals. The exact mechanism of retention is ambiguous.…”