Ero Copper Corp. mines copper, gold, and silver byproducts primarily in the MCSA Mining Complex in northeastern Bahiain, Brazil. The company also owns the Boa EsperanÁ§a property, a copper project in southeastern ParÁ¡ state, and the NX Gold property in Mato Grosso state. Ero Copper was incorporated in 2016 and is headquartered in Vancouver, British Columbia, Canada.