1) Colombia is the most famous source for emeralds. The most famous deposit in Colombia is the Muzo Mine, northwest of Bogota. It yields fine quality emeralds of deep green color. On the north east of Bogota is another deposit in the Chivor mine. Coscuez mine deposits look promising for future. Only one-third of the emeralds found here are worth cutting. Colombia has been top provider of the world’s finest quality and largest quantity of emerald supplies.

Emerald is a medium or darker green to blue-green color gemstone. The color is derived from impurities of chromium, vanadium or a combination of both.

Colombian rough emeralds are known for the highest quality. These emeralds have a warmer and intense pure green color. Deep green emeralds are a rare occurrence in nature, hence are highly prized and sought after. Emeralds from Colombian mines have a slight variation in color but they still possess a strong lush color that makes them famous. The colors range from vivid lush green to bluish green.