Petra Diamonds shares jump after another discovery at Cullinan

The job cuts, part of a major overhaul, are far greater than the 53,000 positions the miner said it would cut in July.

The Gahcho Kué mine will take in a number of the hundreds of workers laid off at Snap Lake.

The groundwater was being stored due to high concentrations of dissolved solids including mineral salts.

Mine in Canadian arctic has never turned a profit.

The 187.7-carat Diavik Foxfire diamond will be showcased in London before returning to Antwerp for detailed assessment.

The sale marks the end of De Beers' century-long diamond mining history in South Africa.

A Faberge amethyst ring is to be raffled in London with the aim of raising £5,000 for a female to study at Camborne School of Mines (CSM) as part of a wider initiative to encourage more women into the mining profession.

The move marks a key milestone as the diamond company moves from explorer to miner.

For nearly five centuries gemstones have been synonymous with wealth, power, luxury and royalty.