Glencore's funding gets it an 11.58% stake in Group Eleven Resources, which co-owns the Stonepark deposit with Irish gold and zinc junior Arkle Resources.
The Ventanas smelter has been the target of criticism from social and environmental groups that accuse it of contributing to heavy pollution in the Quintero area.
The continuous protest actions have led Minera Las Bambas to announce that probably “within a week” it will have to halt production at its namesake copper mine.