Colombia to Europe from where the word of its popularity spread across other continents including Asia. For its richness and classy resemblance, this royal gemstone studded the jewelry worn by the members of royal families across the globe for ages, from Cleopatra, the Egyptian queen to the royal Victorian queens and the royal emperors. Emerald Reserves: Abundance of Lush Greens Across the Planet The emerald birthstone mines are located almost everywhere in the world, however, the stones of high quality are rare to spot, hence, they undergo regular treatments to improve the gemstone’s clarity. The Colombian emerald gems are said to be the finest breed for more than 500 years now, with mines situated at Coscuez, Muzo, and Chivor. Brazil is another country with abundant emerald mining sites in Minas Gerais and Capoeirana. Other countries with a rich supply of this May birthstone include Africa, Afghanistan, China, India, Pakistan, Russia, Norway, and Canada among a few others. Curating the Brightest among the Greens: The King of Jewels Though it is known for its green color, there exists yet some variety of the May birthstone displaying both yellowish as well as bluish tint when viewed from varied directions. Also, the saturation as well as the tone of the gemstone serve as strong indicators of its quality as those exhibiting lighter tones and/or saturation are rather tagged green beryl than emeralds. Hence, the finest quality emerald birthstone is one incorporating prominent green or somewhere bluish-green shades in addition to displaying medium to dark tones and stark saturation, dispersed evenly across the gem, devoid of any visible patches.