During a spontaneous stop to celebrate a birthday in southwest Arkansas, an Oklahoma family uncovered something far beyond ...

Explorers find evidence of a rare green diamond in Finland, with minerals pointing to its origin hidden beneath the ice.

Miners in Botswana have uncovered an extraordinary gemstone that has captured the attention of gemologists worldwide. The 37.41-carat natural diamond discovered at the Karowe mine features a rare ...

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Gem Diamonds’ revenue declined in the third quarter as a lower proportion of large stones dented the average price of its rough. Sales from the company’s Letšeng mine in Lesotho slid 40% year on year ...

Pink diamonds are incredibly rare, and it's still unclear exactly how they form. Diamonds originate more than 100 miles (160 kilometers) beneath Earth's surface, inside a planetary layer called the ...

Vast Resources said in an update on Tuesday that it has scheduled a rough diamond tender in Dubai for the week of 17 November, marking the next step in its ongoing sale process. The AIM-traded mining ...

James Zumot has quite a bit of responsibility. As managing director and co-portfolio manager of Siguler Guff’s real estate investment platform, he sources investment capital, structures deals, and ...