
Exhibition Review: Maker & Muse, Women of the 20th Century Art Jewelry
A review of the “Maker & Muse, Women of the 20th Century Art Jewelry” exhibition at Chicago’s Driehaus Museum.


源流へのロマン:スリランカ
GIAのフィールド宝石鑑定士と共に、「宝石の島」スリランカで、本物の宝石採掘の冒険に出かけましょう。今もなお使われている伝統的な宝石採掘技術を目の当たりにすることができます。スリランカは、採掘、研磨、そして貿易において一大勢力です。

2015年春号のG&G誌は、ブルースピネル、中国のジュエリーデザイン、そして最新の合成素材について考察する。
G&G Briefでは、Gems & Gemology誌2015年春号の内容概要をご紹介します。

The Glory of Green Gems
Green gemstones, which can uplift and heal our spirits, have been popular gem choices ever since we began to adorn ourselves with jewelry.

天然スピネルの新しいコバルト拡散処理に関するGIAラボレポート
インクルージョンの分析、UV-Vis-NIR、エネルギー分散型蛍光X線組成分析法(EDXRF)およびレーザーアブレーション誘導結合プラズマ質量分析装置(LA-ICP-MS)を用いた、天然スピネルの新しいコバルト拡散処理に関するレポート。


デビアス、原石価格を値下げ:十分でないとの見方も
デビアスが 5 月のサイトで原石価格を値下げ。GIAに提出された起源・処理情報未開示のダイヤモンド。サザビーズとクリスティーズのオークション売上が「また」記録更新。


Gemologist’s Black Opal Ring Wows Consumer, Trade Media
GIA grad Niveet Nagpal, president and head designer of Omi Privé, showcases his love of gems and brings them to life in his designs.

Colored Gems, Chinese Jewelry Designers, and Colored Diamond Spectra
The annual Tucson shows always provide an illuminating window into the world of colored gem supply and demand

Blue Spinel from the Luc Yen District of Vietnam (英語)
Offers geological context and gemological characterization of this increasingly popular vivid blue spinel from northeast Vietnam.

Visible Absorption Spectra of Colored Diamonds
Features a foldout chart containing representative visible spectra and photos of the major color categories of diamond.

Amethyst from Boudi, Morocco
An introduction to Moroccan amethyst, which features distinctive color zoning and inclusions.

Mozambique: A Ruby Discovery for the 21st Century (英語)
Explores the geology, production, and yield of the world’s most commercially important ruby deposit.

The Chinese Soul in Contemporary Jewelry Design
Guided by their cultural heritage and powered by a rapidly growing domestic consumer market, Chinese designers are exerting a powerful influence on the global stage.

Color-Change Garnets from Tanzania
Striking Tanzanian garnets showing color shifting at the Riverpark Inn (Pueblo) show in Tucson.

Large Natural Quahog Pearl
A purple non-nacreous specimen is revealed to be a natural northern quahog pearl.

Gemstones and Jewelry Inspired By Nature
At AGTA, exquisite jewelry pieces inspired by natural scenes were on view.

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