Glorious Gemstones — numéro 3

Au sommaire (traduction en cours) :

•  THE STUDY OF GEMOLOGY by Helen Serras-Herman, Rock & Gem contributor, and The Road Report columnist
• SPONSOR PROFILE Dr. Rob Lavinsky, The Arkenstone Gallery of Fine Minerals by Antoinette Rahn
• MORE MUST-SEE GEMSTONE MINES (PART III) Colorado and Arizona by Helen Serras-Herman, Rock & Gem contributor, and The Road Report columnist
• Turning to the “Other” Tourmaline Crystals by Bob Jones, Senior Consulting Editor, Rock & Gem
• DIAMOND FINISH Polish and Symmetry by Wade Abel, C. G., Director of Gemological Services at AGS Laboratories
• GEMSTONE SHOWCASE Featuring images of gemstones and related pieces provided by a group of the sponsors