Research & News

Recent Articles
California Gems

A Visit to the Natural History Museum of Los Angeles County

Author: Merilee Chapin, Duncan Pay, Pedro Padua, and James E. Shigley , Oct 29

Explores the remarkable reference collection of gems and minerals at the Natural History Museum of Los Angeles County.

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Lao Feng Xiang Jewelry: “Harmonic Couple: Luan and Phoenix”

Lao Feng Xiang:
China’s Time-Honored Jeweler

Author: Tao Hsu and Andrew Lucas , Oct 24

A GIA team visited one of China’s oldest jewelers, with a rich tradition of retail and manufacturing. The authors learned about the reputation Lao Feng Xiang has developed over the years, and how the company has transformed to cater to today’s market.

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Jewellery in Israel: Multicultural Diversity 1948 to the Present

Books: Jewellery in Israel: Multicultural Diversity 1948 to the Present

Author: Sharon Elaine Thompson , Oct 15

Review of Iris Fishof's Jewellery in Israel: Multicultural Diversity 1948 to the Present.

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Diamonds from the
Roof of the World

Author: Russell Shor and Robert Weldon , Oct 10

Lesotho’s remote Maluti Mountains are the source of some of the world’s most coveted type IIa diamonds and large diamond crystals.

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Sri Lanka Mine to Market

Sri Lanka: From Mine to Market, Part 1

Author: Andrew Lucas, Armil Sammoon, A. P. Jayarajah, Tao Hsu, Pedro Padua , Sep 30

Join GIA field gemologists and witness firsthand the entire value chain of the Sri Lankan colored gemstone and jewelry industry, from digging for sapphire in the mud to the glamour of finished jewelry on a fashion model.

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Traditional Jewelry Manufacturing

Sri Lanka: From Mine to Market, Part 2

Author: Andrew Lucas, Armil Sammoon, A. P. Jayarajah, Tao Hsu, Pedro Padua , Sep 30

The series continues with a revealing look at Sri Lanka’s jewelry manufacturing and retail sectors, as well as visits to five major gem mining and trading centers.

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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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Library
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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