Key TakeawaysFreeport-McMoRan (FCX) declared force majeure at its Grasberg mine in Indonesia following a fatal accident on September 8, leading to a significant cut in Q3 copper and gold sales guidance.The disruption at Grasberg, which accounts for approximately 3.2% of global mined copper, caused copper prices to surge by over 3% on the London Metal Exchange, reaching a 15-month high.The incident involved a mud flow that resulted in two confirmed fatalities and five workers still missing, prompting a halt ...