Botswana鈥檚 Debswana Diamond Mining, a joint venture between De Beers and the southern Africa country鈥檚 government, is seeking permission to extend the lifespan of its Jwaneng mine again by digging deeper.
Jwaneng, which began operations in 1982, is currently 650 metres deep, but its owners want to deepen the pit to 830 meters (2,700 feet),聽which will allow continuing operations for another 11 years, to 2035, and extracting a further 50 million carats.
Jwaneng, which began operations in 1982, is currently 650 metres deep, but its owners want to deepen the pit to 830 meters,聽which will allow continuing operations for another 11 years, to 2035.
This is not the first time Debswana decides to invest in expanding Jwaneng, the world鈥檚 No.1 diamond producing mine by value.
The company is actually is in the final stages of a $3-billion expansion plan, dubbed Cut 8, that began in 2010, and which aimed .
The next expansion project, known as Cut 9, involves removing waste from the bottom of the mine, while both widening and deepening the pit, .
Jwaneng mine still holds almost 175 million carats, and another 24.3 million carats in tailings dumps.
Botswana intends to bundle the financing for Cut 9 into its negotiations with De Beers concerning the renewal of a 10-year sales deal covering output from Debswana鈥檚 mines.
That agreement ends in September 2020, , and ahead of the talks, the country鈥檚 government has already formed a steering committee, which consists of public sector technocrats, consultants, lawyers and others.
Feasibility studies for the Cut 9 project are expected to be completed by the end of this year.
With Cut-8 (pictured), the life of Jwaneng Mine will be extended to at least 2024. (Image courtesy of )