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“Candelabra” Necklace
The Rock Hound: Muzo Emeralds and Ethical Practices

Susi Smither discusses her sustainable, responsible, and ethically based business practices.

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Mining site at Zahamena National Park, Madagascar
The Color of Responsibility: Ethical Issues and Solutions in Colored Gemstones

Examines the challenges of ethical sourcing and production of colored stones, and what some industry leaders are doing to address the situation.

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Grandics, wearing black-framed glasses, is behind a bouquet of point-shaped molds.
Article
Emerging Designer Wins Grant to Create Ethical Brand

Designer’s frequent world travels laid a foundation of creative experimentation, design inspiration and social responsibility.

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Sustainably mined yellow sapphire with a transparent chain of custody.
Ethical and Sustainable Vertical Integration in the Sapphire Market

The recession of 2008 transforms a gem business into a vertically integrated operation.

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“Ethics of Jewelry” panelists at the Met.
"The Ethics of Jewelry" at MetFridays

A summary of “The Ethics of Jewelry” panel, held at New York’s Metropolitan Museum of Art on January 25, 2019.

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Needle-like sillimanite inclusions in ruby
Sillimanite in Ruby

Unusual needle-like inclusions in ruby were identified as sillimanite.

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Article
Ruby Journey

Ruby is the most valuable variety of the corundum mineral species, which also includes sapphire

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Ruby
Article
Ruby Description

Ruby is the most valuable variety of the corundum mineral species, which also includes sapphire.

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Trapiche Rubies

Ruby crystals from Southeast Asia with a fixed six-rayed star, similar in effect to trapiche emeralds from Colombia, are described.

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Ruby in Diamond

The first substantiated identification of corundum (var. ruby) occurring as an inclusion in natural diamond is presented.

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