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Sapphire Origin Date Size Cut Color Location Ref Star of Adam: Sri Lanka 2015 1,404.49 carats (280.898 g) Star Blue Anonymous owner [3] Black Star of Queensland: Australia 1938 733 carats (146.6 g) Star Black Anonymous owner [4] Star of India: Sri Lanka 563.4 carats (112.68 g) Star Blue-gray American Museum of Natural History, New York [5]
The Millennium Sapphire is a blue sapphire discovered in 1995 in Madagascar, the natural dark–blue gem weighed 89,850 carats (nearly 40 pounds, or 17.97 kilograms). The Millennium Sapphire History
Sapphire is a saturated shade of blue, referring to the gemstone of the same name. Sapphire gems most commonly occur in a range of blue shades , although they can come in many different colors. Other names for variations of the color sapphire are blue sapphire or sapphire blue , shown below.
The Ruspoli Sapphire, also known as the Wooden Spoon Seller's Sapphire, is a 136.9 carat (27.38 g) blue sapphire that has historically been confused with Grand Sapphire of Louis XIV (which has also been called the Ruspoli Sapphire or Wooden Spoon Seller's Sapphire). Recent research has shown that not only are these two separate gems, but also ...
[14] [15] For example, ruby is the red variety of the species corundum, while any other color of corundum is considered sapphire. Other examples are the emerald (green), aquamarine (blue), red beryl (red), goshenite (colorless), heliodor (yellow), and morganite (pink), which are all varieties of the mineral species beryl.
The 423-carat (84.6 g) Logan sapphire in the National Museum of Natural History, in Washington, D.C., is one of the largest faceted gem-quality blue sapphires in existence. Dark blue sapphire, probably of Australian origin, showing the brilliant surface luster typical of faceted corundum gemstones
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