Natural vs Treated Sapphires and Rubies

shared by qwidjib0 on Nov 06, 2012 in Science

Natural vs Treated Sapphires and Rubies

shared by qwidjib0 on Nov 06, 2012 in Science

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Ever wondered what the differences were between natural and treated sapphires, and why it mattered? Check out this infographic to learn more!
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Category: Science
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