Marimaca Copper Corp. engages in the exploration and development of base metal projects in Chile. The company explores for copper, gold, and other mineral deposits. Its flagship project is the 100% owned Marimaca copper project located to the east of the coastal port of Mejillones in the Antofagasta region, northern Chile. The company was formerly known as Coro Mining Corp. and changed its name to Marimaca Copper Corp. in May 2020. Marimaca Copper Corp. was incorporated in 2004 and is based in Vancouver, Canada.