Spectroscopy was first used for studying minerals and gems soon after Isaac Newton attempted to separate sunlight into its component colors with the help of a prism. By the mid-1800s, researchers ...

What happens when you let ten leading jewelry designers loose with a pile of dazzling Colombian emeralds? A powerhouse roster of female American jewelry designers shows us how beautiful it can be to ...

Once an emerald leaves its country of origin and circulates around the world, the gem’s provenance becomes murky. Scientists have now developed a nondestructive method for determining the source of an ...

Emeralds have long captivated people around the world. Their lore dates back to at least 330 BC, when the presence of the first emerald mines was recorded. Cleopatra was enchanted with emeralds, ...