Nexa Resources had ceased operations on the Chapi mine in 2013 and had placed it under care and maintenance. The mine had been a financial burden for NEXA due to ongoing maintenance costs. Quilla ...

Nexa Resources S.A. NEXA has sold its stake in Minera Pampa de Cobre S.A.C., transferring its rights and interests in the Chapi copper mine to Quilla Resources Peru S.A.C. This move aligns with ...