Codelco beefs up sanitary measures at El Teniente

President-elect Mauricio Macri will lift the clamp-down on dollar purchases by out-going president Cristina Fernandez, as early as December 14.

One of the miner’s worst kept secret may be revealed as soon as Tuesday.

It hit $39.40 a tonne, the lowest price ever recorded by price assessor The Steel Index (TSI), which began compiling data in 2008.

The Peruvian city of Cerro de Pasco, perched high up in the Andes, is about to sink — literally and metaphorically — into the deeps of a half-century-old, open-pit zinc and lead mine.

Following a heavy selloff in November, iron ore is down another 7% just this week with no support in sight.

BHP Billiton and Rio Tinto have significantly cut their investments in coal, while repositioning behind the scenes.

Argentina last week voted in a new pro-business President, Mauricio Macri.

Concentrations of metals in Rio Doce river after catastrophic dam burst "do not significantly differ" from tests by Brazilian Geological Service in 2010.

The proceeds of the sale will be used to reduce a debt pile of $13 billion with a target of wiping out $3 billion this year.