Glencore mine accident results in a reduction of 525,000 tons of production, Goldman Sachs reduces global copper mine supply forecast.

According to the Wisdom Financial APP, the world's second largest copper mine, the Grasberg copper mine in Indonesia, experienced a production interruption due to a mudflow accident on September 8. Goldman Sachs Group has lowered its global copper mine supply expectations for 2025 and 2026. The accident caused a serious mudflow, trapping workers underground, and operator Freeport-McMoRan Copper & Gold Inc. (FCX.US) has declared force majeure.