Fall 2021 - Volume 57, Issue 3

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Editorial

Pinctada maxima Pearls from Operated Mollusks, Sudoite in Ceramic-Age Caribbean Jewelry, Persian Turquoise Field Report, and More

Duncan Pay, Editor-in-Chief


An overview of the Fall 2021 Gems & Gemology content.
 

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Articles (4)

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Regular Features

Lab notes

Lab Notes

The latest advances and findings from GIA laboratories.

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Fall 2021 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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THE DR. EDWARD J. GÜBELIN

Most Valuable Article Awards

MVA First Place

A Quantitative Description of the Causes of Color in Corundum
Emily V. Dubinsky, Jennifer Stone-Sundberg, and John L. Emmett

MVA Third Place

Naturally Colored Yellow and Orange Gem Diamonds: The Nitrogen Factor
Christopher M. Breeding, Sally Eaton-Magaña, and James E. Shigley