Botswana's president, Mokgweetsi Masisi, couldn't hide his surprise as he held the world's second largest diamond. A 2,492-carat stone has been unearthed, in the biggest find since the Cullinan ...
Botswana has awarded Giyani Metals a 15-year mining licence, the company announced on Wednesday, paving the way for it to become the country's first battery-grade manganese producer.