Why is ruby called the King of Precious Stones?
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Just in time for July, we have completely rewritten our article on rubies. We've added more science, more gemology, and more history surrounding this incredible gem. Did you know, for example, that ruby was the critical component in the world's first functioning laser? Or, that a single ruby set the record for the most expensive colored gemstone in the world? Learn about this and more in our brand new article today.
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