Kremlin aide wants top firms to invest more rather than pay windfall tax

Survey shows 9 out of ten Australian mining execs see few positives over next 12 months.

The world's largest diamond miner by market value said it will adopt a more flexible sales approach.

The world's No.1 diamond company by output also said its diamond production dipped in the first half of 2014 by 7%, standing at 15.9 million carats.

One-day seminar, which will be conducted in English, to take place July 22.

Mirny's operations lasted 44 years.

Charles “Chuck” Fipke is selling his remaining 10% interest in the mine.

"Wet mess" closure comes as Argyle shifts to underground mining.

Sector now delivering some of the healthiest returns for many of the world’s biggest miners, including Rio Tinto and Anglo American.

It has become economically unviable for miners to dig any deeper for the precious stones.