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star sapphire

noun

  1. a sapphire, cut cabochon, exhibiting asterism in the form of a colorless six-rayed star.


star sapphire

noun

  1. a sapphire showing a starlike figure in reflected light because of its crystalline structure
“Collins English Dictionary — Complete & Unabridged” 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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yvlog History and Origins

Origin of star sapphire1

First recorded in 1795–1805
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Example Sentences

Examples have not been reviewed.

The article quoted Thilak Weerasinghe, the chairman of the National Gem and Jewelry Authority of Sri Lanka, a government agency, as saying that it was “probably the biggest” star sapphire specimen in the world.

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Sri Lankan authorities say the world's largest star sapphire cluster has been found in a backyard - by accident.

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Her fur color has been compared to Baked Alaska, and Mr. Lagerfeld declared that her eyes were like star sapphires.

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As a gemologist, I learned that genuine star sapphires have tiny imperfections and inclusions that reflect light perfectly, thereby forming a star in the stone.

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A black star sapphire and diamond brooch was one of Nancy Reagan’s favorite, and she wore it to the 1977 Diana Vreeland opening at the Metropolitan Museum of Art.

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