In a world where the Trump Administration is leading a return to economic and resource nationalism, it’s hard to see how global metals can break free of global politics.
The 135-kilometer (84-mile) railway, which will link mining operations to a river terminal, will cost an estimated $1.2 billion and is expected to start operations in 2022.
Meanwhile, Nexa Resources, a unit of Votorantim, has just approved a $392 million capital expenditure in a zinc mining project in the Brazilian state of Mato Grosso.
Aluminium is a metal key for the transport and packaging industries but at current prices about 40% of the world's aluminium production is losing money.