Diamond Top Stories

Type II micro-diamonds dominate Tres-Or Resources’ Guigues pipe

The Canadian company said that rare Type II micro-diamonds lacking measurable nitrogen are the main resource at its Guigues kimberlite pipe.

MINING.COM Staff Writer | April 7, 2021 | 6:08 am

Canadian First Nation challenges DeBeers’ mine waste plans

The Attawapiskat First Nation opposes a new planned mine landfill…

Cecilia Jamasmie | April 6, 2021 | 6:58 am

Petra finds 39-carat blue diamond at Cullinan mine

The Type IIb gem is said to be of “exceptional…

Cecilia Jamasmie | April 1, 2021 | 9:43 am

Petra Diamonds delays release of probe into human rights

The diamond miner said it had obtained further information relating…

Cecilia Jamasmie | March 30, 2021 | 3:46 am

Alrosa fetches $23.9m in three diamond auctions

The world’s top diamond miner by output held three “special-size…

MINING.COM Staff Writer | March 26, 2021 | 6:09 am

Alrosa says Verkhne-Munskoye deposit is more prolific than previously thought

During a 5-day experiment, the company extracted 239 diamonds larger than 8 carats.

Valentina Ruiz Leotaud | March 24, 2019 | 8:51 am

Petra Diamonds keeps founder Pouroulis as chairman

The diamond miner said the appointment of a new chair was "not appropriate" at this time.

Cecilia Jamasmie | March 20, 2019 | 6:55 am

Russian diamond miner Alrosa wants controlling stake to mine in Zimbabwe

Alrosa will assess Zimbabwe's diamond reserves over the next six months but would only start mining if it can take a majority stake in such a project.

Reuters | March 18, 2019 | 10:30 am

De Beers, Botswana to expand world’s richest diamond mine

The joint venture partners have awarded a $1.2-billion contract to extend the lifespan of their Jwaneng mine unit 2035.

Cecilia Jamasmie | March 18, 2019 | 7:18 am

Rio Tinto rejects push by activist shareholders to reveal emission targets

Miner has hit back at a push to make it more accountable for carbon emissions produced by its customers, including Chinese steel makers.

Cecilia Jamasmie | March 18, 2019 | 3:52 am

Alrosa’s Mir mine won’t reopen before 2030

Russian diamond giant says decision to restore underground mine will be made before 2024, but construction could take up to eight years.

Frik Els | March 18, 2019 | 1:43 am

Alrosa’s resources estimated in over 1 billion carats

Reserves were estimated at 628 million carats.

Valentina Ruiz Leotaud | March 17, 2019 | 9:14 am

Botswana’s Debswana targets diamond output of 24 million carats in 2019

Debswana lifted diamond output by 6% to a four-year high of 24.1 million carats in 2018.

Reuters | March 15, 2019 | 10:06 am

Lucapa finds fourth +50 carat diamond at Mothae mine in Lesotho

While the 83.9 carat rock was not gem-quality, Lucapa says the find continues to underline the large-stone nature of the kimberlite resource.

Cecilia Jamasmie | March 15, 2019 | 8:58 am

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