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epidote - Madagascar
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Everything you ever wanted to know about epidote. Find value guidelines, scientific data, expert comments, and more in our Gemstone Listings.

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Streak testing is a destructive gemstone test rarely used by gemologists.  Most gems leave no streak.  Learn which gems do and what color they leave.

Faceting Tips For Exotic Gemstones

Some gems are seldom faceted because they're rarely found in nature or rarely used for jewelry. Learn a few tricks for faceting seven exotic gemstones.