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.

Ruby Care and Cleaning Guide

Learn about ruby's durability and how to care for your ruby jewelry.

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Ruby Quality Factors

Ruby can command the highest prices of any colored gemstone. The per-carat prices of fine-quality rubies have been rising consistently, many times breaking auction records. Click here and learn about the factors that make ruby so desirable!

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Pearl Description

Perhaps the best-loved gems of all time, pearls—both natural and cultured pearls—occur in a wide variety of colors. Learn about the factors that make pearls so popular and desirable!

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Pearl Care and Cleaning Guide

Learn about pearl's durability and how to care for your pearl jewelry.

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Emerald Care and Cleaning Guide

Learn about emerald's durability and how to care for your emerald jewelry.

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Emerald History and Lore

Emerald’s lush green has soothed souls and excited imaginations since antiquity.

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Emerald Description

Emerald is the green to greenish blue variety of beryl, a mineral species that also includes aquamarine as well as beryls in other colors.

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Emerald Journey

Emerald is the green to greenish blue variety of beryl, a mineral species that also includes aquamarine as well as beryls in other colors.

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Ruby History and Lore

The name ruby comes from the Latin word ruber, which means “red.” The glowing red of ruby suggested an inextinguishable flame burning in the stone...

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Ruby Journey

Ruby is the most valuable variety of the corundum mineral species, which also includes sapphire

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GIA's Gübelin Gem Project: Various Gems, Danburite – Humite

Among the collection assembled by Dr. Edward Gübelin are a number of uncommon gemstones from many worldwide localities.

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Design Inspiration: Historic Jewelry

All that was old is new once more – at least when exploring historic trend-setting jewelry styles of the 19th and 20th centuries.

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GIA Knowledge Sessions

GIA Knowledge Sessions graphic with quote: ‘Since 1931, we have shared everything we learned with you,” Richard T. Liddicoat
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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