Tanzanite (Zoisite) Value, Price, and Jewelry Information

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Ten Gemstones Rarer than Diamond

If you’re looking for something unique for your next jewelry purchase, check out these ten gemstones rarer than diamond. How many have you heard…

What is Gemstone Pleochroism?

Some gems show pleochroism, two or three different colors depending on the viewing angle. Learn why this occurs and how it helps gemologists identify…

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