the quarterly journal of the gemological institute of america

Spring 2023 - Volume 59, Issue 1

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the quarterly journal of the gemological institute of america


Editorial

Sapphire from Montana’s Secondary Deposits, Colombian Emerald Morphology, the 2023 Tucson Shows, and More…

Duncan Pay, Editor-in-Chief


An overview of the Spring 2023 Gems & Gemology content.
 

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Articles (3)

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Regular Features

Lab Notes

Lab Notes

The latest advances and findings from GIA laboratories.

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Spring 2023 Micro-World Banner

Micro-World

An in-depth look at the hidden world of gem inclusions.

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Gem News

Gem News International

Global coverage of gem sources, notable new gem materials, and recent industry developments.

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Diamond Reflections

Diamond Reflections

Examines topics related to the natural formation of diamond.

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THE DR. EDWARD J. GÜBELIN

Most Valuable Article Awards