
GIA Student Design Showcase
A GIA student from the London campus receives recognition for a necklace design featuring baroque pearls, diamonds, and light pink garnets.
Yellow Mn-rich Tourmaline from the Canary Mining Area, Zambia
The most important source of yellow gem elbaite is the Canary mining area in the Lundazi District of eastern Zambia.

Japanese Jadeite Tables
Examines the sources, color, texture, and chemical composition of jadeite from Japanese deposits.
Letters: Nacken Synthetic Emeralds: Additional Information
New developments relating to the Winter 2016 article on synthetic emeralds grown by Prof. Richard Nacken.

Multi-Generation Cutting Family from Idar-Oberstein
Alexander Arnoldi explains the strategy of Arnoldi International and provides an update on some new high-quality materials.

Preview of Nature Art Science with Paula Crevoshay
Renowned designer Paula Crevoshay discusses artistic influences and her latest creations.

おしゃれな化石アンモライト
VA(Veterans Affairs、退役軍人)の GI Bill® (復員兵援護法)に基づく教育給付金
GI Billは、GIAなど非大学の学位(NCD)を取得できる機関で研修を受けるために利用できます。 Department of Veteran Affairs(退役軍人省)が、各教育機関のプログラムを個別に査定します。



作業ヒント#7: ラウンドファセットカットされた石をベゼルセットするための修正ツール
この記事は、ラウンドファセットカットされたストーン石をベゼルセットするためのツールを変更する方法について説明します


Bismuthinite Inclusions in Rose Quartz from Madagascar
Eye-visible inclusions are common in almost all quartz varieties except rose quartz.


Anahí’s “New” Ametrine
The Anahí mine in southeastern Bolivia has enjoyed consistent production since 1990 and is best known for its ametrine.




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