Sulphurization

Overview Cerro Delta, located on the Maricunga Belt, is a high-sulfidation epithermal Au–Ag deposit composed by graniodorite to porphyritic rocks intruded by dacitic domes, andesite lavas and mafic reservoirs. It comprises Advanced Argilic alteration zones with central zones composed by vuggy quartz textures with silica superpositions. The superficial geochemical results show values of up to…