Omán Al Hadeeta
Río Tinto
Aznalcóllar - Los Frailes (Sevilla, Spain)

Mineral treatment plant

Mineral treatment plant project for Aznalcóllar-Los Frailes Mining Rights Adjudication Public Contest.

Mineral, water and thiosalt treatment plants and underground crushing chamber projects submitted to local authorities (Junta de Andalucia).

Design, supervision and management of the metallurgical test program (developed in Wardell Armstrong International, Cornwall) to obtain, through differential flotation, separate copper, lead, zinc saleable concentrates. Design, supervision and assistance of the hydrometallurgical test program (developed in Técnicas Reunidas, Madrid) to leach and precipitate copper, lead and zinc from bulk flotation concentrates.

Aznalcóllar pit water treatment test works development, to evaluate the possibility of using as process water in the mineral treatment plant.

Mineral treatment plant pre-feasibility study (according to NI 43-101 standards) based on a differential flotation route to obtain saleable concentrates, including process design, equipment sizing, mechanical and electrical implementation design, civils and earth works, capital and operating costs and concentrate sales terms.