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Turquoise
Azure sky, robin’s egg blue: Vivid shades of turquoise define the color that’s named after this gem.
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Turquoise History and Lore
Turquoise is one of the world’s most ancient gems. Archaeological excavations revealed that the rulers of ancient Egypt adorned themselves with turquoise jewelry, and Chinese artisans were carving it more than 3,000 years ago.
Turquoise Care and Cleaning Guide
Learn about Turquoise's durability and how to care for your Turquoise jewelry.
Abstracts; Winter 1991
This article, from the Winter 1991 issue of Gems & Gemology, is a compilation of abstracts of important gemology-related articles published outside of Gems & Gemology.
The Identification of Turquoise by Infrared Spectroscopy and X-Ray Powder Diffraction
A Historic Turquoise Jewelry Set Containing Fossilized Dentine (Odontolite) and Glass
Investigating a set of six antique brooches set with diamonds and light blue cabochons.
Turquoise Planet Earth
A sphere of Armenian turquoise with natural brown matrix material mimics planet Earth.
Turquoise-Rock Crystal Composite
Examination of a faceted rock crystal backed by a slice of turquoise—an obvious but unusual combination of gem materials.
Polymer-Impregnated Turquoise
A large “Persian” turquoise cabochon was impregnated with a material that was also present in cavities on its base.
