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Gem identification chart in a handy format. Includes synthetical and treated stones.

Dealers specializing in world class independently graded American Gemological Laboratories (AGL) Burma ruby and sapphire, Burma spinel, Colombian emerald, collector ...

Carigem -

Florida Gold Coast Gem & Mineral Society

Bob's Rock Shop is the net's first 'zine for mineral collectors, rockhounds and lapidary hobbyists, now joined online by Rock&Gem magazine. Among the features to ...

Dominican Blue, Green, Red, and Purple Amber - Natural Rough and Polished Amber right from the amber mines in the Dominican Republic

Diamond facts, figures, history, and advice from a team of scientists and diamond experts.

The Gem and Mineral Exploration Company - Your Resource for Gems, Minerals and Fossils of the World. Also the host of the Searchers Gem and Mineral Society web ...