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Cat’s-Eye Alexandrite with Unique Inclusion Pattern

Examination of a chatoyant alexandrite cabochon.

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Wollastonite Blizzard Within Glass

Beads believed to be synthetic quartz are discovered to be glass with a surprising set of inclusions.

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Celebrating 50 Years of Tsavorite

An exhibit at the 2017 AGTA Tucson Gem Fair celebrates the work of Campbell Bridges.

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The Granada Gallery

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Preliminary Observations on Facet-Grade Ruby from Longido, Tanzania

Microscopic observation and trace element analysis is performed on rubies from Longido.

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Two Unusual Natural Sapphires with Synthetic Ruby Overgrowth

For the first time, the Carlsbad and New York labs see natural sapphire seeds with synthetic ruby overgrowth.

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Remarkable Twinned Calcite Inclusion in Mogok Ruby

A clear example of calcite twinning is found in a ruby from the Mogok Stone Tract.

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デザイナーの「複雑で風変わりな」作品、ハリウッドとワシントンD.C.で注目の的となる

Los Angeles designer designs a popular political pendant, is earning national press coverage and finding fans among Hollywood A-listers.

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2017年のオークションに関する報告: 依然として堅調なピンクとブルーのファンシーカラーダイヤモンド

購買する商品についてのバイヤーの見方が厳しくなっているものの、11億ドル(約1243億円)以上の価値のある非常に高級なダイヤモンド、カラー宝石やジュエリーが2017年のオークションで落札されました。

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30-Year Marine Corps Veteran Fulfills Dream of Becoming a Field Gemologist

The rigors and often-harrowing conditions of gemology field expeditions are no match for 30-year Marine veteran with a love of gems.

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“Flower in the Rain” Inclusion in Sri Lankan Sapphire

A growth blockage/fluid inclusion combination in a blue sapphire from Sri Lanka resembles a bloom in a rainstorm.

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Silvery Rutile “Tufts” in Quartz

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