Petra finds another massive diamond at its Cullinan mine
The 121.26-carat white rock is a Type II diamond "of exceptional colour and clarity," according to Petra.
Rio Tinto to boot iron ore chief in fresh management shake-up
Andrew Harding, once tipped as the most likely person to…
Alrosa unearths 241.21-carat diamond, one of largest ever found in Russia
The rock was found at its Nyurbinsky open-pit mine, in…
World’s largest diamond found in 100 years could fetch over $70M
The three-billion-year-old diamond the size of a tennis ball was…
CHART: Metals, mining stocks outperforming all others
Gold is up more than 20% in 2016 but gold…