Core Viewpoint - The U.S. miner has declared force majeure on contracted supplies from its Grasberg mine in Indonesia due to a fatal mudslide accident, leading to an extension of price gains in the market [1] Group 1 - The declaration of force majeure indicates that the company is unable to fulfill its contractual obligations due to unforeseen circumstances [1] - The Grasberg mine is a significant source of supply, and disruptions here can impact global commodity prices [1] - The fatal mudslide accident raises concerns about operational safety and potential regulatory scrutiny for the company [1]