Diamond Top Stories

Diamond, niobium play key role in development of quantum detection devices

Researchers have found a way to improve diamond adhesion —the bond between diamond and transition metal—using niobium.

Staff Writer | February 21, 2024 | 6:06 am

Lucara Diamond revives sales deal with gem trader HB Antwerp

The Canadian miner said it will supply HB Antwerp with…

Reuters | February 19, 2024 | 9:30 am

Tiny diamond-tin-filled device could jumpstart work toward quantum internet

Device developed at the Massachusetts Institute of Technology and the…

Staff Writer | February 14, 2024 | 3:06 pm

New method could simplify detection of diamond deposits

Geologists have established a link between diamond occurrence and the…

Staff Writer | February 11, 2024 | 6:06 am

Botswana sets aside $65m to buy 24% stake in gem trader HB Antwerp

The deal would value the Belgian company, founded in 2020,…

Reuters | February 7, 2024 | 9:58 am

Bulgari Laguna blue diamond could fetch $28m in auction

The 11.16 carats fancy vivid blue diamond will go under Sotheby’s hammer on May 12, as part of the Geneva Magnificent Jewels auction.

Cecilia Jamasmie | May 2, 2023 | 4:53 am

Diamond sales at Debswana drop marginally in cautious market

Sales of diamonds from Debswana fell 1.4% and stood at $1.077 billion in the three months to March.

Reuters | April 28, 2023 | 10:37 am

Researchers push for using microbes to recover minerals, store carbon from mine tailings

A new technique uses microbes to recover metals and store carbon from mine tailings.

Staff Writer | April 28, 2023 | 5:05 am

Anglo American’s copper output up 28% in first quarter

Production hit 178,100 tonnes of copper in Q1 mainly due to the ramp-up of its newly opened Quellaveco copper mine in Peru.

Cecilia Jamasmie | April 25, 2023 | 3:53 am

Storm Mountain Diamonds finds giant pink rock in Lesotho

The 108.39ct fancy pink diamond is said to be one of the largest roughs of the colour ever found in Africa, behind the 170ct “Lulo Rose”.

Staff Writer | April 21, 2023 | 6:23 am

Rare zircon samples give new clues on earth’s ancient dwellers

Old and rare examples of zircon with graphite inclusions tell the story of ancient life on earth.

Staff Writer | April 13, 2023 | 5:11 am

Botswana threatens break-up with De Beers in push for better diamond deal

The nation is seeking a larger share of rough diamonds and revenues from its long-standing partner De Beers.

Cecilia Jamasmie | April 12, 2023 | 3:49 am

De Beers finds diamond within a diamond, names it the “Beating Heart”

The 0.33-carat rough diamond has an internal cavity enclosing a smaller loose diamond, which moves around within the space.

Cecilia Jamasmie | April 6, 2023 | 5:23 am

Amazon looks to grow diamonds in bid to boost computer networks

Amazon and De Beers are betting that custom-made gems could could help revolutionize computer networks.

Bloomberg News | April 5, 2023 | 2:32 pm

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