News & Articles

Recent Articles

Expedition to the Cruzeiro Tourmaline Mine in Minas Gerais, Brazil

Author: Andrew Lucas, Duncan Pay, Tao Hsu, Shane McClure, and Pedro Padua , Mar 27

Journey with us to Brazil for a visit to one of the world’s most prolific tourmaline mines. You’ll also hear a highly captivating story of family success through perseverance.

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From Brazil to China: The Journey of Rubellite Tourmaline

Author: Andrew Lucas , Mar 27

After documenting tourmaline production at the famous Cruzeiro mine in Brazil, GIA takes you to China, where you can witness the cutting of these stones for entry into the hottest tourmaline market in the world.

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Tucson 2015: Gemologists Share the Latest Research Activities

Author: Kristin A. Aldridge , Mar 25

Dr. James Shigley and Dr. Christopher M. Breeding presented an overview of GIA research activities at the 2015 AGTA GemFair in Tucson, Arizona.

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How Does Light Affect How My Diamond Looks?

Author: Kristin A. Aldridge , Mar 24

How – and where – you look at your diamond can greatly change its appearance.

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‘Perfect Storms’ Cloud BaselWorld Business

Author: Russell Shor , Mar 24

The world’s economic turmoil has begun to catch up with the superrich, who comprise most of the demand for the top gemstones, diamonds and designer jewelry pieces offered at BaselWorld 2015.

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Books: Van Cleef & Arpels: Treasures and Legends

Author: Timothy Adams , Mar 20

Review of Van Cleef & Arpels: Treasures and Legends,by Vincent Meylan.

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Tips From the Bench
Modify Your Prong Pushers to Make Them More Versatile

Compiled by GIA’s Jewelry Manufacturing Arts Instructors

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The First Point of Reference for Gems and Jewelry

Located on GIA's Carlsbad campus, The Richard T. Liddicoat Gemological Library and Information Center is the largest, most complete library of its kind.

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