But exports of the commodity contract 28.4% in the month.
Members of congress in Coahuila state pass a resolution calling on the federal government to make permanent a 15% tariff on imports of more than 90 steel products to avoid uncertainty in the sector.
The Brazilian steelmaker is seeking to overturn a shareholder veto of a capital reduction at its mining arm, Mineração Usiminas.
First Quantum Minerals president Clive Newall says the US$5.48bn copper-gold project will enter production at an opportune time in the copper market, with strong fundamentals underpinning rising prices.
In 2014, the Brazilian miner launched an iron ore distribution center in Malaysia, bringing it closer to its customers in Asia.
Aluminum industry association Abal and the development and foreign trade ministry to work together to help make the sector more competitive, sustainable and resilient.