Ads
related to: blue star sapphire prices philippineselizabeth-gage.com has been visited by 10K+ users in the past month
Search results
Results from the WOW.Com Content Network
The Star of Adam is an oval-shaped blue star sapphire, currently the largest star sapphire in the world. [1] [2] [3] It weighs 1,404.49 carats (280.898 g; 9.9084 oz). [4]Prior to its discovery in 2015, the Black Star of Queensland, weighing 733 carats (146.6 g), was the largest star sapphire gem in the world.
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 182-carat Star of Bombay, mined in Sri Lanka and located in the National Museum of Natural History in Washington, D.C., is another example of a large blue star sapphire. The value of a star sapphire depends not only on the weight of the stone, but also the body color, visibility, and intensity of the asterism.
Logan Sapphire; Star of Bombay, given to Mary Pickford by Douglas 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
The star-effect may be also caused by the inclusions of hematite. In black star sapphire hematite needles formed parallel to the faces of the second order prism produce asterism. Some star sapphires from Thailand contain both hematite and rutile needles forming a 12-ray star. [3] Star-stones were formerly regarded with much superstition. [1]
The 330 carat Star of Asia in the National Museum of Natural History, Washington D.C., is an excellent example of a blue star sapphire. The Star of Asia is a large, 330 carats (66 g) cabochon-cut star sapphire now in the Smithsonian National Museum of Natural History. It is noted for its significant size and is considered to be one of the ...
Get AOL Mail for FREE! Manage your email like never before with travel, photo & document views. Personalize your inbox with themes & tabs. You've Got Mail!
In 1894, the "blue pebbles" were recognized as sapphires. [19] [31] One story credits a local school teacher for recognizing the blue pebbles as sapphires. [59] A variation is that the teacher lived in Maine, but was a friend of a local miner, who had mailed her a small box with some gold and a few "blue pebbles" in it. [44]
Ads
related to: blue star sapphire prices philippineselizabeth-gage.com has been visited by 10K+ users in the past month