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Toadstone

[tohd-stohn]

A stone believed to be an antidote for poison during the Middle Ages and the Renaissance. Thought to form in the heads of toads, the stones were actually fossilized teeth from a species of fish.

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Working With Gems

Appraiser

With your trusty loupe and your critical eye, you uncover the story behind gems, jewelry and watches...

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Come Explore With Us

Are you looking for a fun way to share gem, mineral and geology knowledge with your students?

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