Gem Resources PLC, up 4.4% at 0.60 pence, 12-month range 0.50p-2.55p. The operator of Gravelotte, an emerald mine in South Africa, said it is "extremely pleased" with initial results from work at the ...

Gold miner Emerald Resources continues to replenish reserves at its Okvau mine in Cambodia as quickly as it takes metal out ...

Colombia produces the world’s most expensive emeralds. The highest-quality stones can be worth tens of thousands of dollars ...

Gina Domanig is the Managing Partner of Emerald Technology Ventures. In 2000 she founded the business as the first ...

A new report from coloured gemstones miner Gemfields on the emerald, ruby and sapphire markets “… serves as a reminder of how far the coloured gemstone industry still has to go to reach the levels of ...

Errol Musk — the father of world's richest person Elon Musk — is planning to raise $200 million with the Musk It (MUSKIT) ...

Coloured stones miner Gemfields has paused the sale of emeralds from the Kagem mine in Zambia, hoping that the government will soon reverse export tariffs.

JSE- and LSE-listed Gemfields has reported total auction revenues of $196-million for the year ended December 31, and a net debt position of $80.5-million – before auction receivables of $33.9-million ...

Scientists are racing to restore Clear Lake, California's largest freshwater lake, which has been struggling with algal ...

There is no direct evidence to support the claim that Elon Musk's maternal grandparents, Joshua N. Haldeman and Winnifred "Wyn" Josephine (Fletcher) Haldeman, were "Nazi party members in Canada," nor ...