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People meet and mingle at the entrance to the JCK Show.
Article
Headwinds Slow 2019 Vegas Business, Lab-grown Diamonds Proliferate

Decent demand for finished jewelry, but less for loose gems. Plus: Lab-grown diamonds and responsible, sustainable business practices.

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Ametrine from Yuruty, Bolivia
Update on Ametrine from the Yuruty Mine, Bolivia

A compilation of gem news from around the world, covering topics such as localities, unusual gem materials, market news, new products, discoveries, jewelry manufacturing techniques, and industry trends.

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A bright orange, multi-faceted gem.
Article
Fall for Autumn Gems

Nature gives us a brilliant palette of color-changing leaves and a spectacular kaleidoscope of colorful sunsets during the fall season.

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Article
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.

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Multi-colored gems are superimposed on an image of glacier peaks.
Article
Gems and Minerals from the Subarctic

Circumnavigate the boreal reaches of the globe to explore gems from polar regions.

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A round, bright red gem displayed on a dark gray background.
Article
The Red Hot Gems of Summer

These red, pink and orange hued gems evoke passion and excitement – and are surefire accessories for sultry summer days.

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Looking down the crystal axis of a backlit 58.83 ct trapiche emerald
Article
Emerald: The Superstar of Trapiche Gemstones

Trapiche emeralds, which display a distinct six-spoke wheel pattern, set the standard as some of the finest and most spectacular crystals unearthed.

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Appendix 2: Comparison of LA-ICP-MS and EPMA Data, Part 2

Comparison of LA-ICP-MS and EPMA Data, Part 2

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Appendix 5: Simplified Tourmaline Species Classification for LA-ICP-MS Data

Simplified Tourmaline Species Classification for LA-ICP-MS Data

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Appendix 4: Guideline for Simplified Distribution of Site Occupancy for LA-ICP-MS Data

Guideline for Simplified Distribution of Site Occupancy for LA-ICP-MS Data

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