Written Characters in Black Opal

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Namak Mandi: A Pioneering Gemstone Market in Pakistan

Documents Namak Mandi’s transformation from a salt market to one of Pakistan’s primary gem trading centers, with a look at the commercial activities taking place today.

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A New Gem Material from Greenland: Iridescent Orthoamphibole

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The Capoeirana Emerald Deposit near Nova Era, Minas Gerais, Brazil

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Rainy Lakeside City in Peridot

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CVD Laboratory-Grown Gem Diamonds from Plasmability

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Infrared Spectroscopy of Natural vs. Synthetic Amethyst: An Update

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“Hummingbird” in Orangy Yellow Diamond

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Rainbow-Colored Partially Healed Fissure in Blue Sapphire

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Patania Jewelry

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Identification of “Pistachio” Colored Pearls Treated by Ballerina Pearl Co.

A report on the color treatment process for these intensely greenish yellow to yellowish green cultured pearls and the techniques for identifying them.

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Gem Art of the Taj Mahal, Fancy White and Black Diamonds, and Unique Inclusions in Thai Corundum

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