SÃO JOSÉ DA BATALHA, Brazil (Thomson Reuters Foundation) - Rare neon blue Paraiba tourmalines have adorned jewelry worn on the red carpet by Hollywood actresses Emily Blunt and Salma Hayek and U.S.

A massive, 836lb emerald thought to be worth as much as $1bn, and rumored to be cursed, will return to its home soil of Brazil, a US court ruled this week. “We’re very happy with the decision,” ...

The most dazzling places on earth often produce the most dazzling gems—here, a special report on the ins and outs of bringing home the ultimate souvenir. green giant Although Egypt and Austria once ...

A technique that reveals where an emerald was mined could help bring smuggling of the gems under control. The method could also give teeth to a gem-control initiative in Colombia, where the government ...