The main period of tailings deposition at Quiulacocha came after 1943 when the Paragsha plant was put into commission, first treating copper ore and later processing zinc-lead-silver ore.

It provides a range of services to mining companies, including tailings deposition, hydro mining and advisory services. Tailings are the by-products left over from the mining process, often ...

reduce and repurpose their tailings. Thereby, Weir can review the constraints and decide with the customer on the best deposition methods and dewatering technologies to employ up front ...