Family: Beryl (has the same chemical composition as aquamarine)
Colour: Light green to dark green
Hardness: 7.5 – 8 (as per Mohs hardness scale)
Sources: Brazil, Columbia, Ghana, India, Malawi, Mozambique, Namibia, Nigeria, Zambia
Interesting Facts: Emerald is named after the Greek word ‘smaragdos which means green stone. Its green colour is so distinctive that the term ‘emerald green is commonly used to describe an especially rich shade of green. The British Museum has some rare, specimen emeralds weighing hundreds of carats and an exquisite, 12cm high, emerald vase weighing, 2205 carats and cut from a single piece of emerald crystal, can be found in the Viennese treasury.
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