Gemological Resources
GIA Library Archives
ASA Jewelry Appraisal Handbook
US Federal Trade Commission (FTC) Guides for the Jewelry, Precious Metals, and Pewter Industries
Articles of Interest
Cornerstone Archive
About Surface Treated Color Diamonds
Laser Induced Breakdown Spectroscopy (LIBS) in Gemology
A Brief History of Heat: Heat Treatment of Ruby & Sapphire
Burmas Jade Mines: An Occidental History
Vampire Blues: Surface-diffusion treated sapphires
The Skin Game: Orange sapphires pouring out of Thai burners ovens
Seeing Red: A Connoisseurs Guide to Ruby
Passion Fruit A Lovers Guide to Sapphire
Love and Hate: Max Greens stolen millions and the Lao sapphire mines
There's a Rumble in the Jungle: The Sapphire Face-lift Face-off Saga
Catfights: Enhancement Codes & Trade Wars
Cloak and Dagger: The Politics of Opticon
The Crying Game: Diamond Color Grading
Foreign Affairs: Fracture Healing / Filling of Möng Hsu Ruby
From Russia with Jade: A journey to Russias jade mines
Heaven & Hell: The Quest for Jade in Upper Burma
The Name Game: Conventions for selecting the names of precious stones
Pigeons Blood: A Pilgrimage to Mogok Valley of Rubies
Rubies and Spinels of Afghanistan: A Brief History
Spinel Compounds: Background & Historical Perspective
Thailands Jewelry Industry: A Black Paper on the State of the Trade
Tracing the Green Line: A Journey to Burmas Jade Mines
Uncle Hos Rubies: Vietnams Quy Chau Ruby Mines
Where the Twain Do Meet: Thailands Gem-Trading Border Towns
Archive of Cornerstone Publications and AGA Newsletters/Updates
(These .pdf files - require Adobe Reader)
Brochure from the early years of AGA