Editorial
Looking Ahead to 2014
By Duncan Pay, Editor-in-Chief


G&G recognizes the innovations and milestones of 2013 as we move into our 80th year of publication.

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Articles (4)

Gemology
Gemology

Gemological Characteristics of Coated Jadeite Jade

By Jian Zhang, Taijin Lu, and Hua Chen , Jan 31

Analyzes the effects of coating on green jadeite specimens using DiamondView imaging, microscopy, spectroscopy, and Raman spectrophotometry.

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Localities
Localities

Update on Gemstone Mining in Luc Yen, Vietnam

By Pham Van Long, Vincent Pardieu, and Gaston Giuliani , Jan 31

Explores the emergence of the Luc Yen area as a producer of corundum, spinel, tourmaline, and other colored stones.

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Localities
Localities

Blue Sapphires from the Baw Mar Mine in Mogok

By Hpone-Phyo Kan-Nyunt, Stefanos Karampelas, Klemens Link, Kyaw Thu, Lore Kiefert, and Pierre Hardy , Jan 31

Reports on the microscopic, chemical, and spectroscopic features that differentiate the high-quality Baw Mar sapphire from “classic” gem-quality Burmese sapphire.

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Regular Features

Lab notes
Lab Notes

The latest advances and findings from GIA laboratories.

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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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Book Review
Book Reviews

Your guide to the latest gem and jewelry books and other media.

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Abstract
Gemological Abstracts

Summaries of important gem and jewelry articles recently published elsewhere.

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2013
Most Valuable Article

Thanks to all who participated in the voting for the Dr. Edward A. Gübelin Most Valuable Article Awards. The results will be announced in the Spring 2014 issue. 

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