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Are White Aquamarines Genuine Aquamarines?

Aquamarine is the blue to blue-green variety of beryl. If you encounter so-called white aquamarines, buyer beware. Learn the facts about these gems here.

Faceted Gemstones And Light Return Measurements

What factors determine the light return of faceted gemstones? Facet quality, polish, color, and cut style all play roles. Learn more about these variables.

Does Refractive Index Affect Gemstone Brightness?

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Gemstone Colors And Identification

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