epithermal - Hanaq Group

Cerro Delta

12 de junio de 202216 de febrero de 2023 ibanezdiego

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…

Providencia

31 de mayo de 202216 de febrero de 2023 ibanezdiego

Overview La Providencia is an epythermal deposit of silver, copper, lead and zinc found in quaternary deposits (Deposits of La Providencia, Peralta and Sureda, 1992. Pleistocene), which all are superimposed by the tectonic shift of red bed-type sediments of the sediments group known as Pastos Grandes (Sijes Formation) of the Tertiary Period. Such sediments are…