Vale S.A. increases production coppers

The Brazilian mining corporation Vale reported about a successful conclusion of the first stage of the Salobo III project on expansion of capacities of copper mine in staff Couple in the northeast of the country. The Salobo field is considered the largest in Brazil. Its proved and probable stocks are estimated at 1,15 billion t of ore with the average contents coppers 0,6% and gold of 32 g on ton. The Vale corporation began it development in 2012, and in 2014 brought productivity to 24 million t of ore a year. The first stage of the new project of the Salobo III expansion increases production volume to 32 million t in an annual equivalent. And in...