Group 1 - Codelco faces significant operational challenges due to a tunnel collapse at its El Teniente copper mine, resulting in six fatalities and production interruptions [1] - El Teniente is Codelco's largest single mine, producing 356,000 tons in 2023, accounting for over a quarter of the company's total output, equivalent to more than a month of China's refined copper imports [1] - Underground operations at the mine have been fully suspended, with ongoing investigations into the cause of the accident, but the duration of the shutdown and its impact on annual production targets remain unclear [1] Group 2 - LME copper prices have risen for the second consecutive day, increasing by 0.5% to $9,688 per ton, influenced by the news of the mine incident [1] - The global copper smelting industry is experiencing intense resource competition, with smelting fees remaining deeply negative, leading to production cuts or suspensions in some smelters in the Philippines and Japan [1] - Market concerns are heightened regarding supply stability due to operational fluctuations at other mines, such as the Kamoa-Kakula copper mine in the Democratic Republic of Congo [1] Group 3 - Other metal prices showed a general increase, driven by a weaker dollar, with Singapore iron ore futures rising by 1.23% to $101.23 per ton, partially recovering from the largest weekly decline since April [2] - The incident at Codelco, combined with global supply chain tensions, may have lasting impacts on the short-term metal market landscape [2]