The world’s largest producer of 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 ...

Cut from an 88-carat emerald crystal, the pear-shaped “Carolina Queen” has been weighed in at 18.8 carats and boasts a remarkable dark green hue rare for North Carolina. The oval “Carolina ...