May 3, 2023 Rio Tinto unveils Argyle Rose heirloom piece Argyle Rose features one of the last diamonds to be mined from the iconic Argyle mine in the East Kimberley, Western Australia.
May 2, 2023 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.
April 28, 2023 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.
April 28, 2023 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.
April 25, 2023 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.
April 21, 2023 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”.
April 13, 2023 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.
April 12, 2023 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.
April 6, 2023 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.
April 5, 2023 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.
Disruption and dislocation: LME metals’ year in seven charts Supply disruption and tariff dislocation have defined the London Metal Exchange base metals complex this year. December 23, 2025 | 07:58 am
