Colombia n Emerald
Emeralds are green precious gemstones and a variety of the mineral beryl colored green by trace amounts of chromium and/or sometimes vanadium. Beryl has a hardness of 7.5–8 on the Mohs scale.
They are minerals in the beryl group of silicates. For more than 4,000 years, emeralds have been among the most valuable of all jewels on Earth. Colombia, located on the continent of South America, is the country that mines and produces the most emeralds for the global market. It is estimated that Colombia accounts for 70–90% of the world's emerald market.Along with diamonds, rubies and sapphires, the emerald has a long history as a sought after gem thanks to its unique green color and relative rarity. ... Lots of chromium while the gemstone is formed is what sets Colombian emeralds apart and gives them their striking green color
Colombian emeralds are typically the most expensive in the world. Colombian emeralds over 50 carats can cost much more than diamonds of the same size.In general, Colombian emeralds tend to be more expensive than Zambian ones. After all, these emeralds are considered more prestigious and are more well-known in the gemstone world due to the long emerald mining history of Colombia. However, another factor that contributes to the price is the difficulty in cutting it
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