
Major Mines Projects | Pena Colorada Mine
Mining Methods. Truck Shovel / Loader. Summary: Loed in the state of Colima, Peña Colorada is one of the largest iron ore operations in Mexico. The project is owned in equal parts by ArcelorMittal and Ternium. Peña Colorada is a mining company that produces about 30 percent of the iron ore in Mexico.