Helga Pombal: Angola's Stardiam finds solution to the threat posed by lab-grown diamonds

Stardiam manager of production Helga Pombal told Rough&Polished's Mathew Nyaungwa on the sidelines of the Angola International Diamond Conference that lab-grown diamonds are creating a parallel market for more accessible stones, combined with lower...

11 november 2024

Ellah Muchemwa: ADPA to launch Africa's first diamond mining standard next year

The African Diamond Producers Association (ADPA), which is based in Luanda, Angola, and represents the interests of mainly African diamond producers and those with the potential to produce diamonds, will next year launch the Sustainable Development...

04 november 2024

Dmitry Fedorov: I want our jewelry to be displayed at a museum in the future

Dmitry Fedorov is the founder of the eponymous jewelry house. His main focus is the creation of Orthodox-inspired premium luxury jewelry of high artistic merit. He told Rough&Polished about his journey in the jewelry industry, about choosing the ‘Orthodox...

28 october 2024

Responsible business practices ‘no longer optional’, says WDC President Feriel Zerouki

The president of the World Diamond Council takes time out of her busy schedule to tell Rough&Polished readers about the critical work of the WDC. Zerouki, the first female present of the body, which includes all the important industry organizations among...

14 october 2024

James Campbell: Botswana Diamonds optimistic as it enters uncharted territory of using AI for mineral exploration

London-listed Botswana Diamonds has expressed optimism about the company’s use of artificial intelligence (AI) to scan the exploration database in Botswana to look for new mineralised deposits. Company managing director James Campbell told Rough...

07 october 2024

ALROSA recovers another special diamond at Jubilee pipe

07 february 2017
ALROSA reported it has produced a 110.84-carat diamond at its Jubilee kimberlite pipe and Aikhal Mining and Processing Plant.
The diamond crystal has an octahedral shape with a sheaf-like-splintery hatching. Its dimensions are 25.5 х 16.0 х 22.0 mm. the stone has patterns of trigonal depressions on its sides. There have been internal intersecting cracks spotted on the surface and intermediate zones of the diamond. The color of the stone is transparent with a yellow tint.



The Jubilee pipe has been developed as an open pit since 1989, and accounts for the bulk of ore that Aikhal plant processes. In accordance with JORC, Jubilee reserves are estimated at 97 million carats of rough diamonds. Based on this assessment, mining at the pipe can be provided until 2030. The volume of diamond production for the first 9 months of 2016 was 8.3 million carats.
Aikhal Mining and Processing Plant is a producer of diamonds from the Jubilee, Komsomolsky and Aikhal deposits.
In 2016, the Aikhal plant produced 12.2 million carats of diamonds.