Research Collaborations & Support to Academia

Since GIA’s founding in 1931, our mission has been to protect the public trust in gems and jewelry. Part of fulfilling this mission means conducting extensive research on gems through acquiring gem samples and conducting thorough scientific investigation on these samples through cutting-edge instruments. Our goal is to share our findings widely, including with the jewelry trade, scientific and academic communities and the general public.

The following list showcases recent articles authored or coauthored by GIA scientists that have appeared in professional publications. Coauthored articles were written in collaboration with researchers at universities or other institutions. These diverse articles represent pressing topics that our scientists are currently investigating, including knowledge that addresses current gemological challenges.

All Gems & Gemology articles are available for download on the GIA website. Articles from other journals are often available in university libraries or from the journal publishers. At GIA, we are privileged to have access to a large range and quantity of gems often unavailable to other scientists. We are thrilled to be able to share the insight obtained from these gems with fellow scientists and the public at large.

Coated Lawsonite Pseudomorphs Presented as Chromian Lawsonite

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Baroque Pearls

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Crimson Prince Ruby from Namya

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Diamond Slices

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The Pearl in the Chicken: Pearl Recipes in Papyrus Holmiensis

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The Gemological Properties of the De Beers Gem-Quality Synthetic Diamonds

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Cutting Diffraction Gratings to Improve Dispersion (“Fire”) in Diamonds

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Diagnostic Features and Heat Treatment of Kashmir Sapphires

Today, only by combining different gemological tests with years of practical experience, can a conclusive determination of the origin of a sapphire be made.

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What Have Diamond Ages Taught Us?

Diamond ages offer insight into continent evolution spanning billions of years.

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D-Color Natural IIa Diamond with Walstromite Inclusion

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Nephrite Bracelet with Filled Cavity

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Chinese Freshwater Pearl Culturing, Overall Market Summary

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