Links

The International Colored Gemstone Association (ICA)

http://gemstone.org

Canadian Gemmological Association

http://www.canadiangemmological.com

Maison de la Perle de Tahiti

http://www.maisondelaperle.pf

Bijoux à la cheville Forum

http:////bijouxalacheville.forumactif.org

Joaillerie Zimmermann Québec

http://www.zimmermann-quebec.com/pierres_precieuses.php

The mineral and locality database

http://www.mindat.org

International confederation of national jewellery

http://www.cibjo.org

GJX Show In Tucson AR

http://gjxusa.com/gjxhomepage.html