In the early 1800s, a peasant farmer in the Ural Mountains of Russia discovered an unusual stone. The gemstone seemed to change color at times from green to reddish purple. In Czarist Russia, ...

June has several symbols that identify those born the summer month. Each month has its gemstone. Here's what you need to know about June's birthstones, including colors, symbolism, meanings and more.

The gemstone alexandrite has the remarkable ability to change colour under different lighting. Now, scientists have found that this trick is an optical illusion that hinges on how humans perceive ...

Roula Khalaf, Editor of the FT, selects her favourite stories in this weekly newsletter. A 16.53-carat alexandrite and diamond ring sold at Sotheby’s for $1.92mn in ...