Duke of Devonshire Emerald

The Duke of Devonshire Emerald is one of the world's largest and most famous uncut emeralds, weighing 1,383.93 carats (276.786 g).[1][2] Originating in the mine at Muzo, Colombia, it was either gifted[1] or sold by Emperor Pedro I of Brazil to William Cavendish, 6th Duke of Devonshire in 1831. It was displayed at the Great Exhibition in London in 1851, and more recently at the Natural History Museum in 2007.[2]

Duke of Devonshire Emerald

Type of stone	Emerald
Weight	1,383.93 carats (276.786 g)
Color	Emerald green
Cut	uncut
Country of origin	Colombia
Mine of origin	Muzo, Boyacá
Discovered	unknown
Original owner	William Cavendish, 6th Duke of Devonshire
Owner	Natural History Museum, London

See also

• Colombian emeralds
• Muzo

References

1. "The Vault". Natural History Museum. Retrieved 27 September 2010.
2. Robin McKie and Vanessa Thorpe (11 November 2007). "Top security protects vault of priceless gems". The Observer.