Emerald: The Green of Beryllium and Chromium Emeralds, another popular gemstone, derive their lush green color from trace ...

This 1.3-carat kornerupine gemstone is a prime example of the bluish-green color that gives the gemstone the most value. It's ...

Two years ago, the jewelry designer Vanessa Fernández found herself admiring a curious green stone at a gem show in Tucson, ...