This is the third strike this year over profit-sharing staged by the company’s unions and it affects Southern Copper's two mines in the country — Cuajone and Toquepala.
Lawyers acting for thousands of gold miners who contracted lung diseases at work in SA mines say an out-of-court settlement could be reached by December.
The LME has sent a directive to all suppliers asking them to detail how they guarantee “responsible sourcing” of the commodities they trade in the exchange.