On the Trail of Africa’s Hidden GemsVisit gem mining areas in Madagascar, Kenya, Tanzania, Zambia and Mozambique with GIA’s field gemologists.
Emerald is the bluish green to green variety of beryl, a mineral species that includes aquamarine.Learn More
Tourmalines have a variety of exciting colors with one of the widest color ranges of any gem.Learn More
Named after seawater, aquamarine’s fresh watery hue is a cool plunge into a refreshing pool.Learn More
Rose quartz is a quartz variety that gets its name from its delicate pink color.Learn More
Dazzling brilliance. Captivating color. These are the planet's most valued gems.Learn More