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The source of these trace elements in the case of Colombian Emeralds is believed to be from interaction of the parent hydrothermal fluid and the black shale host rock. [citation needed] Colombian emeralds are much sought after, and not just because of their superb quality and color. A gem's value depends upon its size, purity, color and brilliance.
They extracted emeralds in pre-Columbian times, giving them the name "The Emerald People". Using poles of hard tropical wood and water, the people peeled the emeralds from the formations, in particular the Muzo Formation, named after the municipality. Historians have estimated the Muzo settled in the area of Muzo around 1000 AD.
In pre-Columbian times, mining of gold, silver, copper, emeralds, salt, coal and other minerals was already widespread. Precious metals as gold, [2] and silver, [3] platinum, nickel and coltan are located in different areas throughout the country.
Colombia is the main producer of finer quality emeralds worldwide. Colombia produced 2.7 Mcarats (540 kg) of emeralds during 2008. [15] Emerald mines are located both in the Boyacá and Cundinamarca Departments. Colombian emeralds constitute 50-95% of the world production, the numbers depending on the year, source and emeralds grade. [25] [26] [27]
A Colombian trapiche emerald. Emeralds in antiquity were mined in Ancient Egypt at locations on Mount Smaragdus since 1500 BC, and India and Austria since at least the 14th century AD. [20] The Egyptian mines were exploited on an industrial scale by the Roman and Byzantine Empires, and later by Islamic conquerors.
Deep inside mountain tunnels where the heat is so intense it causes headaches, women with power tools are chipping away at boulders in search of gems. Colombian emeralds are known around the world ...
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