Base metalsMining NewsWorldFreeport-McMoRan announces $7.5 billion expansion for El Abra copper mine in ChileDavid Lazarevic24/07/202424/07/2024 24/07/202424/07/2024 Freeport-McMoRan plans to invest approximately $7.5 billion to expand its El Abra copper mine in Chile, with the development expected to span seven to eight...