
It has a hardness rating of 7.5-8 on the Mohs scale, making it one of the most durable of the most recognized gemstones.
The term emerald probably originated from the Greek word for 'green gem', smaragdos. The gem occurs in many shades ranging from yellow-green to blue-green. The green color of the stone results from the small quantities of chromium and vanadium found in the crystal structure of emerald.
Beryl crystals can only be considered as emerald when the tone of the gem ranges between medium to dark. Lighter greens may contain other impurities that could possibly be another species of beryl known as green beryl or aquamarine.

Nearly all emeralds are included, but there are minor patterns and forms known as 'jardin', a French term for garden, that are so distinct making them much favored by a lot of gem experts and likely highly-priced. On the other hand, heavy inclusions may affect the saturation of stone, thus vast majority of emeralds in the market today are oiled. If you are considering buying an emerald stone, it's recommended to insist upon the treatment details and make sure it’s not concealed from you.
Emerald, a precious stone in glorious green beauty, is much adored as jewelry because of its intensity and distinct properties. A fine collection of emerald jewelry can definitely amp up any dresses and goes well with every occasion. Emerald gemstone compliments well not only with diamonds but also with other brightly colored gemstones.
Emeralds are mined in several parts of the world, but Colombia and Zambia are the primary producers. Other deposits are sourced in Australia, India, Brazil, United States, Africa and Pakistan.