The company filed for bankruptcy in 2016, and it is part of the current investigation of fraud and money laundering linked to its owner Eike Batista.

In February 2011, MMX has acquired the right to explore for 30 years the Pau de Vinho Mine which is owned by Usiminas.

Early studies show that Pau de Vinho Mine can add more than 8 million tons of iron ore per year to the production of MMX in the region.

The MMX has also the Sistema Corumbá, in Mato Grosso do Sul, in operation since 2005, whose annual production capacity is 2.1 million tons.

[2] The Superporto Sudeste is a mega private port terminal mixed-use, dedicated to the movement of iron ore, which is being built on the island of Madeira, in the municipality of Itaguaí, in Rio de Janeiro state.

Strategically located, the Southeast Superport represents the shortest distance between the Iron Quadrangle in Minas Gerais and the sea.