Winter 2009 G&G; Lab Notes
Winter 2010 G&G; Book Reviews
Winter 2010 G&G; Lab Notes
The Radioactive Decay Pattern of Blue Topaz Treated by Neutron Irradiation
A systematic study of 15 neutron-irradiated blue topaz samples was conducted using high-purity germanium (HPGe) digital gamma-ray spectroscopy.
GIA 报告结果 API
GIA 报告结果 API 将多款应用程序与 GIA 数据库集成，用于验证分级信息，检索 PDF 版 GIA 报告、图像以及其他 GIA 报告相关资源。此服务适用于 GIA 报告核对中的所有报告。
链接到 GIA
美国宝石研究院 (GIA) 提供领先的宝石和珠宝知识、标准、教育，尽可能地为公众提供教育服务是我们的使命之一。欢迎直接链接到我们的网站。我们提供若干个按钮，以供您直接链接到 GIA.edu 或 GIA Gem Encyclopedia（美国宝石研究院 (GIA) 宝石百科全书），同时也为您的网站添加了悦目的视觉元素。
GIA Gem & Jewelry Career Center Terms of Use
GIA Gem and Jewelry Career Center User Agreement and Disclaimer Notice
Adventures in Yakutia: On the Track of the Diamonds
From the Summer 2013 issue of G&G, a brief overview and commentary on the article featured in Lapis, Vol. 38, No. 4.
Determining the Geographical Origins of Natural Emeralds Through Nondestructive Chemical Fingerprinting
From the Summer 2013 issue of G&G, a brief overview and commentary on the article featured in The Journal of Gemmology, Vol. 33, No. 1-4
.jpg "YMAL GIA Ed")
