Alrosa Acquires 90% of the Angolan Rosan Mining and Investments

Russian diamond miner Alrosa has acquired 90 percent of the shares in the Angolan diamond firm Rosan Mining and Investments, Alrosa said in a release. The remaining 10 percent is held by Sky-Investimentos & Participacoes.

Alrosa, which owns a 33 percent stake in Angola’s Catoca diamond mine, buys rough diamonds in the country through Rosan.

Rosan is a mining and exploration company that is also involved in the valuation and sale of rough diamonds.