<< backHydrogeological and geochemical studies to support the EIA for the expansion of Collahuasi Phase III. The following activities were carried out:Establish the hydrogeochemical baseline of the sites for the…

<< backThe main objective of the project consisted of updating and applying the conceptual and numerical model of acid rock drainage (DAR) in the dumps of Rosario and Ujina and…

<< backIn this project, the most accurate hydrological and hydrogeological information was collected for the evaluation of water resources available in high-Andean basins of the Atacama Region and assessment of…

<< backAs part of the closing strategy of the UM La Zanja, owned by Compañía de Minas Buenaventura, Amphos 21 develops innovative hydrogeochemical studies as support to different lines of…

<< back Amphos 21 has developed several projects during the last years for San Rafael, one of the most relevant tin mines worldwide, property of Minsur. Projects were related to…