Jewelry directories and search engines
The Ganoksin Project - The gem and jewelry world's foremost information resource on the Internet. Open to the public, Free of charge - a substantial library of articles, publications, reports, and technical data on gem and jewelry related topics; as well as a sizable collection of art and jewelry galleries, for both the casual visitor and the professional.
mindat.org online mineral database
Jewellery Sites
JewelryMagazine.com -
Jewelry Directory, Wedding Jewelry, Diamonds, Rings