Add Yahoo as a preferred source to see more of our stories on Google. Photo Illustration by Luis G. Rendon/The Daily Beast/Getty Elon Musk insists the emerald mines he once boasted about never existed ...

Geologist Debapriya Rakshit and experienced miner Richard Kapeta uncovered the impressive 5,655-carat emerald inside the largest open-pit mine in Kagem, which is partially owned by Gemfields — a ...

Gemfields will lobby the Zambian government reverse a newly reinstated export duty on precious stones, as its share price stumbles on fears for its Kagem Mining operation in the country. The new ...

The world's largest producer of the green stones has unearthed a 5,655-carat emerald crystal at its mines in Zambia. The stone, which weighs more than 1.1 kg (almost 2.5 lbs), was found at the ...