The Gem and Jewelry World's Foremost Resource on The Internet. Open to the public, Free of Charge! Ganoksin maintains a substantial library of articles, publications, reports, and technical data on gem and jewelry related topics; Ganoksin also provide members blogs and forums for the exchange of information and opinion; with contributors from all over the world speaking from a wide range of technical and aesthetic experiences, covering a full range of topics of interest to the jeweler and the gemologist.