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Showing 3 results for "chameleon diamonds"
This 1.04 ct black submetallic round brilliant, initially represented as diamond, was identified as boron carbide. Photo by G. Choudhary.
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Boron Carbide: A New Imitation Black Diamond

Specimen sold as black diamond identified as ceramic material commonly used in hard-plating applications

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Synthetic Gem Materials and Simulants in the 1990s

The 1990s witnessed important developments in the commercial viability of gem-quality synthetic diamonds.

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A Simple Approach to Detecting Diamond Simulants

Contrasting the physical properties of diamond with colourless specimens to identify the most problematic diamond simulants.

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