GRS and AGL Collaborate on Research and Harmonize the Description of Lead-Glass Treated Rubies

Increasingly over the past several years, issues surrounding the clear representation and disclosure of this material have come to the forefront around the world. Both GRS and AGL believe that this treatment needs to be clearly distinguished on our reports from the more traditionally heated rubies that are available in the marketplace in order to avoid confusion between these two products.

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AGL Identifies Irradiated Colombian Emeralds

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Rubies: Untreated and Treated