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A ruby and diamond choker. The centre section is made of six strands of red pearls, framed by rubies and diamonds.

Article

Mughal Jewels Auction: Al-Thani Collection Raises $109 Million (£87.5 Million)

Russell Shor, July 16, 2019

Collectors from around the world descended on Christie's Maharajas & Mughal Magnificence auction of the jewels from the Al-Thani Collection on 19 June.

Multi-colored gems are superimposed on an image of glacier peaks.

Article

Gems and Minerals from the Sub-Arctic

Sharon Bohannon, March 17, 2017

Circumnavigate the boreal reaches of the globe to explore gems from polar regions.

Japanese Jadeite: History, Characteristics and Comparison with Other Sources

Ahmadjan Abduriyim, Kazuko Saruwatari, and Yusuke Katsurada, May 5, 2017

Examines the sources, colour, texture and chemical composition of jadeite from Japanese deposits.

Article

Autumn 2015 G&G: Trapiche Emeralds, Synthetic Diamonds and a Large Diamond Source

Russell Shor, November 4, 2015

G&G Brief presents an overview of the content of the Autumn 2015 issue of Gems & Gemology.

A large ruby crystal in calcite with three faceted rubies in front.

Article

Economists Foresee Bright Holiday Season

Russell Shor, October 17, 2016

National Retail Federation predicts a strong increase in holiday sales; U.S. ban on Myanmar ruby and jade lifted; diamond market report.

Article

Shenzhen: The Frontier of China’s Gem and Jewellery Industry

Tao Hsu, January 25, 2016

All jewellery professionals are familiar with the city of Shenzhen, a global jewellery manufacturing centre and a leader of China’s fast-growing gem and jewellery industry. Join the GIA team as we tour the city and discover more about its leading jewellery brands.

Abstract Header from the 2009 issue of Gems & Gemology

Abstracts; Summer 2009

Brendan M. Laurs, Thomas W. Overton

This article, from the Summer 2009 issue of Gems & Gemmology, is a compilation of abstracts of important gemmology-related articles published outside of Gems & Gemmology.

A Survey of the Gemstone Resources of China

Peter C. Keller and Wang Fuquan, March 1, 1986

China has identified many deposits with significant potential to produce gemstones; various species are discussed.

Abstracts; Summer 1991

Dona M. Dirlam

From the Summer 1991 issue of Gems & Gemmology, a summary of important gemmology-related articles published in other journals.

Gemstone Carving in China: Winds of Change

Sally A. Thomas and Hing Wa Lee, March 1, 1986

Chinese master carvers have produced some of the world's most sophisticated gemstone carvings.

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Article Search Results

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