Stellar Diamonds Kono mineral rights revoked

West Africa-focused Stellar Diamonds said on Thursday that Sierra Leone's Mines Ministry had revoked two of its licences in the Kono diamond district. The London-listed diamond mining and exploration company reported that the Ministry had issued...

Stellar Diamonds to increase production at Guinea mines

Aim-listed Stellar Diamonds was acquiring additional mining equipment to further boost production and processing capacity at its Mandala and Bomboko diamond mines, in Guinea, the company reported on Monday. Among other equipment, it would install...

Africa-focused gem-miner on the prowl for ‘tactical merger’ opportunities

African-focused diamond miner Stellar Diamonds states that the diamond market continues to be challenging, however, the company is positioning itself for an upturn.

Kono kimberlite fissure project, Sierra Leone

Kono is a kimberlite project, which has the potential to yield high grades of about 100 carats per hundred tons.

Petra puts Sierra Leone project on care-and-maintenance

Africa-focused diamond producer Petra Diamonds has placed its Kono kimberlite fissure project, in Sierra Leone, on temporary care-and maintenance. The company said on Thursday that the decision would be reviewed by Petra and its joint-venture...

Petra cuts exploration budget, shifts focus to Botswana

International gem-miner Petra Diamonds announced on Monday that it would reduce its yearly exploration budget by about $25-million and that it would focus on the development of cash-positive mines, and prospecting in Botswana, CEO Johan Dippenaar...

Petra JV to sell first diamonds from Siera Leone project

Aim-listed gem-miner Petra has scheduled its first diamond tender from its Kono project, in Sierra Leone, for August, it said on Thursday, when it reported that it had recovered more than 1 000 ct from trail mining at the operation. Petra, which...

Diamond mining company exploring options in Botswana

The AIM-listed exploration, production and benefication diamond mining group Petra Diamonds is focusing on diamond exploration in the world's largest producer of diamonds by value, Botswana.