star sapphire

noun

Definition of star sapphire

: a sapphire that when cut with a convex surface and polished exhibits asterism

Examples of star sapphire in a Sentence

Recent Examples on the Web

And if that wasn’t impressive enough, the pendant is situated on a necklace made up of 70 black star sapphires, which adds up to an additional 104.42 carats. — Colleen Kratofil, PEOPLE.com, "Angelina Jolie Now Has a $5 Million, 888-Carat Sapphire Necklace Named for Her: PHOTO," 5 Oct. 2017

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