AJDC ジュエリー コレクション

GIAミュージアムにはAmerican Jewelry Design Council(アメリカ宝石デザイン協会)から寄贈された現代ジュエリー作品が展示されています。

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Books: I Love Those Earrings: A Popular History from Ancient to Modern

Review of I Love Those Earrings: A Popular History from Ancient to Modern, by Jane Merrill with Chris Filstrup.

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Books: Imperial Jade of Burma and Mutton-Fat Jade of India

S.K. Samuel著 Imperial Jade of Burma and Mutton-Fat Jade of India: Mining, Trade, and Use from Antiquity to the Present(ビルマのインペリアル ジェードとインドの羊脂玉:採鉱と売買、古代から現代までの用途)の書評

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書籍: 宝石鉱床の地質学、第 2 版 (英語)

『ニューヨーク州の鉱物収集家ガイド』のレビュー。

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Books: Collector’s Guide to the Zeolite Group

Review of Collector’s Guide to the Zeolite Group, by Robert J. Lauf.

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Rock Creek(ロッククリーク)のサファイア鉱床に関する最新情報 (英語)

An overview of recently expanded sapphire production at the Gem Mountain mine near Philipsburg, Montana.

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Diamond Slices

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Crimson Prince Ruby from Namya

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Baroque Pearls

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The Beauty and Value of Inclusions, Plus Double Stars and Corundum from Tajikistan

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Strong Pinkish Purple Freshwater Bead-Cultured Pearls

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Large Namibian Demantoid Garnet

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Green Nephrite Jade Attracts Buyers in Tucson

An update on the nephrite jade market from the 2015 GJX show.

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LPHT-Annealed Pink CVD Synthetic Diamonds (英語)

The New York lab examines three pink CVD synthetic diamonds which have received LPHT annealing treatment.

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A Closer Look at the Micro-World of Gems

An insider’s view of the stunning world of inclusions.

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Synthetic Sapphire with Diffusion-Induced Color and Star

Diffusion treatment is used to induce color and asterism in a colorless synthetic sapphire.

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Rubies and Sapphires from Snezhnoe, Tajikistan

This large marble-hosted occurrence in the Pamir Mountains is a potentially productive source of corundum, including ruby with a bright red color reminiscent of “pigeon’s blood” Burmese rubies.

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Fluorite Sphere with Phosphorescent Coating

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Bicolor Double-Eye Tourmaline

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Unusual Pink Sapphire Bead

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