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Choosing a Gem


A gemstone is the naturally occurring crystalline form of a mineral, which is desirable for its beauty, valuable in its rarity and durable enough to be enjoyed for generations.

There are more than 40 popular gem varieties and many more rare collector gemstones. Although some gemstone varieties have been treasured since before history began and others were only discovered recently, they are all nature's gifts to us.

Please enjoy surfing through our Gem by Gem list of the world's most fascinating gemstone varieties. 

 

Incolor Magazine Subscription

All about colored gemstones. A Publication of the International Colored Gemstone Association (ICA)

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Join ICA

Membership in the International Colored Gemstone Association affords industry professionals worldwide...

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ICA Bookstore

The International Colored Gemstone Association (ICA) provides this online bookstore as a service to the industry and is not to be considered an endorsement. 

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