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List of individual gemstones

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A number of individual gemstones are famous in their own right, either because of their size and beauty or because of the people who owned or wore them.

Aquamarines[edit]

• Dom Pedro, the world's largest cut and polished aquamarine. It is currently housed in the Janet Annenberg Hooker Hall of Geology of the National Museum of Natural HistoryinWashington, D.C..^[1]

Diamonds[edit]

See List of diamonds

Emeralds[edit]

• Bahia Emerald^[2]
• Carolina Emperor,^[3][4] 310 carats uncut, 64.8 carats cut; discovered in the United States in 2009, resides in the North Carolina Museum of Natural Sciences, Raleigh, NC, US
• Chalk Emerald
• Duke of Devonshire Emerald
• Emerald of Saint Louis,^[5] 51.60 carats cut; discovered in Austria, probably Habachtal, resides in the National Museum of Natural History, Paris
• Gachalá Emerald^[6]
• Mogul Mughal Emerald, 217.80 carats cut; mined in Colombia and cut in the Mughal empireinHijri year 1107 (1695–1696), resides in the Museum of Islamic Art, Doha, Qatar^[7][8]
• Patricia Emerald,^[9] 632 carats uncut, dihexagonal (12 sided); discovered in Colombia in 1920, resides in the American Museum of Natural History, New York, NY, US

Opals[edit]

• Andamooka Opal, presented to Queen Elizabeth II, also known as the Queen's Opal
• Flame Queen Opal
• Galaxy Opal
• Halley's Comet Opal, the world's largest uncut black opal
• Olympic Australis Opal, reported to be the largest and most valuable gem opal ever found

Pearls[edit]

• Abernathy Pearl
• Arco Valley Pearl
• La Peregrina
• Pearl of Lao Tzu
• Pearl of Puerto, largest known pearl
• Servilia's pearl, most expensive pearl of all time

Rubies[edit]

• DeLong Star Ruby
• Midnight Star Ruby
• Neelanjali Ruby
• Rajaratna Ruby
• Rosser Reeves Ruby

Sapphires[edit]

• Logan Sapphire
• Star of Bombay, given to Mary PickfordbyDouglas Fairbanks, Sr
• Star of India
• Stuart Sapphire
• Black Star of Queensland
• Star of Adam, with a weight of 1,404.49 carats (280.898 g), it is the largest star sapphire in the world.
• Queen Marie of Romania Sapphire

Spinels[edit]

• Black Prince's Ruby, actually a spinel mounted on the Imperial State Crown
• Samarian Spinel, the world's largest spinel
• Timur Ruby, believed to be a ruby until 1851, hence its name

Topazes[edit]

• American Golden Topaz, the largest cut yellow topaz, weighing nearly 23,000 carats (4.6 kg).
• Chalmers Topaz, a 5,899.5-carat (1.17990 kg) cut topaz.

Tsavorite[edit]

• Lion of Merelani, a square cushion cut tsavorite that weighs 116.76 carats and has 177 facets. It is on display at the Smithsonian Institution.

Images[edit]

• 
  Wittelsbach-Graff Diamond
• 
  Gachalá Emerald
• 
  Black Prince's Ruby (front cross)
• 
  Logan Sapphire
• 
  Chalmers Topaz

See also[edit]

• List of gold nuggets by size
• List of minerals

References[edit]

External links[edit]

• Gemdat.org – The Gemstone Database
• Gemsociety.org – Gemstone Toxicity Table