Editorial
Challenges and Opportunities
By Duncan Pay, Editor-in-Chief


An overview of the Summer 2014 issue of Gems & Gemology, plus thoughts
on the journal's future.

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Articles (4)

Inclusions
Inclusions

Three-Phase Inclusions in Emerald and Their Impact on Origin Determination

By Sudarat Saeseaw, Vincent Pardieu, and Supharat Sangsawong , Jul 25

The role of three-phase inclusions in emerald, combined with spectroscopy and trace-element analysis, in determining geographic origin.

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Treatment Process
Treatment Process

Experimental Studies on the Heat Treatment of Baltic Amber

By Yamei Wang, Mingxing Yang, and Yiping Yang , Jul 25

Amber samples were heat-treated, using various procedures and parameters, in an effort to reproduce materials found in the jewelry market.

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Color
Color

Color Phenomena of Blue Amber

By Yan Liu, Guanghai Shi, and Shen Wang , Jul 25

Investigates the presence of fluorescence, rather than iridescence, as the cause of color in blue amber from the Dominican Republic and Indonesia.

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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.

View All (3)
Abstract
Gemological Abstracts

Summaries of important gem and jewelry articles recently published elsewhere.

View All (1)

THE DR. EDWARD J. GÜBELIN
MOST VALUABLE ARTICLE AWARD

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