Arctic mines face thawing permafrost disaster

Two days before Antofgasta's annual general meeting in London, an 18-pages long report by the London Mining Network slams Los Pelambres' environmental record.

The owner had no idea if the ring had any intrinsic value at all.

The company said that today’s announcement is part of its ongoing capital management plan.

In spite of a blockade on shipments of anthracite coal from occupied Donbas to Ukrainian thermal power plants (TPPs) since this past winter, the country has thus far avoided blackouts.

Initial drilling is designed to intersect an area which was previously drilled in the former Soviet republic between 1970 and 1990.

The company, which could lose the arbitration as a result, will have to pay the amount to former partner Vale.

Move comes 15 months after the country’s government halted the planned revision amid opposition from mining companies and low commodity prices.

The 92-carat diamond forms the centerpiece of a necklace of cultured pearls.

The deal, worth about $400 million, will make Trevali the first pure zinc producer with operations in North and South America as well as Africa.