Adjective
chalcophilic (comparative more chalcophilic, superlative most chalcophilic)
(geochemistry) Having a strong affinity for sulfur.
Lead's pronounced chalcophilic character is close to those of zinc and copper ; as such, it is usually found in ore and extracted together with these metals.sfn Metallic lead does occur in nature, but it is rare. Source: Internet
Lead is strongly chalcophilic and is found in the sulfide at a much greater concentration than in the silicate, versus uranium. Source: Internet