Mine versus lab: how green is your diamond?

Moody's upgrades Alrosa credit, praising Russian firm's low-cost reserve base, technical mining expertise, solid liquidity and conservative financial policy.

Despite the dilemmas in recent years, which continue to persist, emerging trends in the mining industry may offer solutions — or at least opportunities for improvement industry-wide.

The famous De Beers office at Charterhouse St., adjacent to the Hatton Garden diamond district, is one of the assets Anglo is considering to sell to cut its debt burden.

Full voting results will be released on Friday.

The stone, still in its original Art Deco setting, was expected to fetch up to $35 million.

The gem has been at the centre of a diplomatic row between India and the UK, with New Delhi arguing for decades that it should get it back.

Jade mining now a $30 million industry in B.C. and local producer plans to increase production by 50% this season

Afghanistan has reserves of coal, copper, iron ore, zinc, mercury, rare earths, gems such as rubies and emeralds, gold and silver worth about $3 trillion.

The Russian firm, which together with De Beers controls almost two-thirds of the diamond market, is being prepped for privatization.