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gemstone education, gemstone window, window in a gemstone, windowing -

A video blog explaining what the term "window" is when referring to a gemstone. In short, it means when you're able to see through a gemstone instead of seeing the brilliance of the stone itself. In this short video, I'll go in to additional depth, explain why this happens, and why it might be important when buying loose stones, or selecting a mounting for a gemstone.  

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