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Jaipur, India: The Emerald Cutting and Trading Powerhouse

Jaipur, India, is a leading emerald cutting and trading centre for the global gem and jewellery industry. See inside the industry with a GIA field team, and learn the intricacies of a business seldom seen by the public or most members of the industry.

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The Separation of Natural from Synthetic Emeralds by Infrared Spectroscopy

The technique is nondestructive and, with Fourier transform instrumentation, extremely rapid in comparison to most laboratory methods.

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Gemstone Durability: Design to Display

A treatise on the design, display, care and repair of fine gemstones.

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Abstracts; Summer 1991

From the Summer 1991 issue of Gems & Gemmology, a summary of important gemmology-related articles published in other journals.

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