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.

Exceptionally Rare Pearls from ECIJA

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Sixth Annual Gianmaria Buccellati Foundation Award Winner

A graduate of GIA’s Jewelry Design program in London is the recipient of the 2022 Gianmaria Buccellati Foundation Award.

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Sweet Home Mine Rhodochrosite from 1888

A rhodochrosite on display at AGTA dates back more than a century to Colorado’s Alma Mining District.

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Brenda Smith Jewelry Designs

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Zigzag Fingerprint in Sri Lankan Sapphire

Fiber-optic illumination reveals rectilinear zigzag-patterned films with vibrant colors in a blue sapphire.

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Blue Sapphire Lord of the Rings Pendant

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Two Black Non-Nacreous Bead Cultured Pearls from Pinctada margaritifera

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Unusual Dumbbell-Like Inclusion in Diamond

Examination of a 0.40 ct near-colorless round brilliant diamond with a large inclusion resembling a dumbbell

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The First Identified Non-Nacreous Beaded Cultured Pearl

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“Electronic Device” in an Atypical Bead Cultured Pearl

GIA’s Hong Kong laboratory looks at a new radio-frequency identification (RFID) technology for tracking cultured pearls.

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Vibrantly Colored Gems

Bill Larson of Pala International reports a very strong AGTA Tucson show.

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“Diffusion Ruby” Proves to be Synthetic Ruby Overgrowth on Natural Corundum

A relatively new production of red corundum, reportedly from Bangkok, has been offered for sale in recent years.

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GIA Knowledge Sessions are a series of talks and seminars that engage gem and jewelry lovers about today’s most diverse and pressing issues in gemology.
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