GIA Gem Project
Various Gems (Taaffeite - Zoisite)
Among the collection assembled by Dr. Edward Gübelin are a number of uncommon gemstones from many worldwide localities.
Gemstone Durability: Design to Display
A treatise on the design, display, care and repair of fine gemstones.
Gem-Quality Green Zoisite
A new transparent, gem-quality green zoisite has been discovered in the Merelani Hills of mineral-rich Tanzania.
Abstracts; Summer 2009
This article, from the Summer 2009 issue of Gems & Gemology, is a compilation of abstracts of important gemology-related articles published outside of Gems & Gemology.