Lapis is a beautiful rock; an aggregate of several minerals, mainly lazurite, calcite, and pyrite.
Explores the use of gem materials as pigments in works of art, from the earliest cave paintings to the modern era.Read More
Documents Namak Mandi’s transformation from a salt market to one of Pakistan’s primary gem trading centers, with a look at the commercial activities taking place today.Read More
Join GIA gemologists as they seek the blue treasures of Mogok.Read More
Lapis lazuli has been mined from the Coquimbo Region of Chile since 1905.Read More
An overview of the plentiful and various gem materials being discovered and produced in Afghanistan.Read More
The properties of a novel gemological imitation, cobalt glass.Read More
apis-lazuli is an ornamental stone (figure 1) that has been found in the artifacts of some of the oldest known civilizations.Read More
Learn about lapis lazuli's durability and how to care for your lapis lazuli jewelry.Read More
Learn about the factors that make lapis lazuli so desirable.Read More
Historians believe the link between humans and lapis lazuli stretches back more than 6,500 years.Read More
Found in lava, meteorites, and deep in the earth’s mantle, yellow-green peridot is the extreme gem.
Fancy Color Diamond
Dazzling brilliance. Captivating color. These are the planet’s most valued gems.
Emerald is the bluish green to green variety of beryl, a mineral species that includes aquamarine.