Angola's Catoca diamond mine said a July tailings leak, which turned a river red and killed large numbers of fish downstream in the Democratic Republic of Congo, contained a mixture of sand and ...

OAO Alrosa’s Catoca diamond mine in Angola produced about 550,000 carats a month in the first quarter, the Angop news service reported, citing the director of the company’s joint venture in ...

Catoca said in a statement, dated Aug. 9 and seen by Reuters on Monday, that tailings were seen to have leaked into the Lova river on July 27 following a rupture in a spillway for the mine waste dam.

Angola’s Sociedade Mineira de Catoca, operator of the world’s fourth-largest diamond mine, appointed Russian Sergei Mitiukhin as its first foreign managing director.

Catoca operates the world’s fourth-largest open-pit mine, producing over 75% of Angola's diamonds. Previously, Alrosa had reduced the number of deputy CEOs and cut its wage fund by 10%.

The Catoca mine produces three quarters of Angola’s diamonds. One of its owners, the Russian firm Alrosa, has in recent years been trying to increase sales in the United States.

The Catoca mine is the fourth-largest diamond mine in the world, majority owned by a joint venture between Angolan state-owned Endiama and Russian state-owned Alrosa.

João, an Angolan diamond miner or garimpeiro in Lunda Sul, the dream of diamond riches fades under false hope, armed guards ...

The Catoca diamond mine in Angola, the fourth-largest diamond mine in Africa, has yielded some surprising contents — and not just the diamonds. The mine is home to 118-million-year-old ...

Congo’s environment minister, Eve Bazaiba, told reporters Thursday that it would seek compensation from Angola for the damage caused by the spill at the Catoca mine, in which Moscow-listed ...

Angola's Catoca diamond mine said a July tailings leak, which turned a river red and killed large numbers of fish downstream in the Democratic Republic of Congo, contained a mixture of sand and ...