Anglo mantém previsão de cobre após neve no Chile afetar o trimestre https://www.reuters.com/business/anglo-american-posts-5-drop-q3-copper-output-chile-weather-disruptions-2026-10-20/?taid=6ad7556e7c5be50001599beb https://www.reuters.com/business/anglo-american-posts-5-drop-q3-copper-output-chile-weather-disruptions-2026-10-20/?taid=6ad7556e7c5be50001599beb