Diamond Mining News

Museum-quality, family-owned collections of rare emeralds and star rubies at auction this spring

Guernsey's, the New York City-based auction house, is delighted to announce two extraordinary events. On April 12, the Marcial de Gomar Collection of spectacular emeralds will be held, followed less than a month later by the May 3 auction of the Mountain Star Ruby Collection.

BC court fight over treaty vs mineral rights

Companies claim land transfer is de facto expropriation without consultation.

Dominion Diamond Corporation reports Diavik Diamond Mine fourth calendar quarter production

Dominion Diamond Corporation reports Diavik Diamond Mine production results for the fourth calendar quarter of 2016.

Everyone wants Kate Middleton's diamond ring

Eager Chinese and Russian buyers are requesting replicas of the the sapphire and diamond engagement ring.

Rio Tinto welcomes Dhamani as a Select Atelier for Argyle Pink Diamonds

Dhamani joins an exclusive group of master craftsman and luxury jewellers with access to a direct supply of Australia’s rare Argyle pink diamonds and entrusted with transforming Argyle pink diamonds into exquisite jewellery.

World Bank on a Trump economy and commodities

World Bank's 2017 outlook says US impact on commodity markets diminished, but it's still number 1 for oil and number 2 in copper, aluminum and lead.

A new diamond industry

The esoteric diamond industry has never been more interesting to observe and challenging to predict.

Merlin has just unearthed Australia’s fifth largest diamond

The 35.26 carat brown diamond was among a number of rough gems found at Merlin mine, including a 14.6 carat brown rock as well as a number of smaller white diamonds.

Diamonds 2016: A year in review (with a quiz)

Last year was an eventful one for the diamond industry: From the largest producers coordinating supply cuts and the manufactures to returning to profitability, to the second-largest gem-diamond ever recovered going to auction and more. Here's a quiz to test your knowledge.

Diamonds might power the next generation of Quantum computing

Technological applications of diamonds significantly outweigh their popularity as jewellery, and are increasingly widespread in industry.

SLIDESHOW: Mining on the mend – 2016 year in review

The global mining industry rebounded from multi-year lows in 2016 – MINING.com's most popular posts of the year tell the story.

De Beers quits search for diamonds in Saskatchewan 

The world's largest diamond company has been exploring for kimberlites north of the decommissioned Cluff Lake uranium mine.

Eight dead, 35 injured in Congo mining hub amid anti-Govt protests

Congolese security forces accused of shooting civilians in the southern city of Lubumbashi.

Failing to find a buyer, De Beers will flood Snap Lake Mine 

Work on flooding the tunnels of the shuttered diamond mine will start in early January and is expected to take between six and eight weeks.

This rare blue diamond was just found in Australia

While it was “only a small diamond at 0.124 carats,” the firm says it demonstrates the potential for valuable coloured precious rocks at the mine, currently in its ramp up phase.

Rough diamond prices higher in 2016 as production cuts and restocking flip supply/demand

In 2016, the diamond industry has been marked by the follow-through of actions taken by De Beers, ALROSA and Rio Tinto to curtail global supply.

De Beers latest diamond sales hit by India’s demonetization

The diamond producer by value sold $418 million of gems in its 10th cycle, compared with $476 million at its previous offering, which shows demand has slowed since India's withdrawal of high-value bills.

Here’s how lab created diamonds are made

Technological leaps have allowed companies to create large numbers of gem-quality stones inexpensively, but very few know how they are really made.

Lab-made diamond harder than the natural gem

Diamonds' position at the pinnacle of the Mohs scale could be in jeopardy according to recent research by scientists at Australian National University.

Fresh shake-up at Rio Tinto in aftermath of bribery probe

Russian-Canadian Vera Kirikova will become human resources group executive while Simone Niven will assume the corporate relations group executive post.

Anglo American about to make key decision on South African assets sale

While the miner is not longer being pressed to include its platinum assets in the divestment plan, the issue of how to package mines and which ones to include, remains a bone of contention.

Capital allocation: Canadian miners' top priority for 2017

With fluctuating commodity prices, the top priorities for Canadian miners next year will be capital allocation, strategic deal making and employing new technology and innovations, a report shows.

Global rough diamond production about to reach its peak

Global rough diamond production will reach its peak in only three years before entering into a supply deficit by 2020, two separate reports show.

De Beers facing legal action over mercury monitoring at Victor mine

Suit claims company failed to report mercury levels at five of nine water monitoring stations near Victor mine.

Alrosa diamond sales picked up in November

The company's total diamond sales last month amounted to $255.2 million, 63% higher than in November last year.