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Describing Color in Gems | A Fool's Guide
Автор: American Gem Trade Association - AGTA
Загружено: 2025-02-24
Просмотров: 477
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2025 AGTA GemFair Tucson INSPIRED Seminar Series Sponsored by the American Gem Society
Color types such as “pigeon’s blood,” “Paraíba” and “cobalt blue” have become wildly popular in the gem trade. But there is a vast difference between coining such terms and applying them in a way that is both consistent and logical. In this lecture Richard Hughes will cast a critical eye on the subject.
Presenter: Richard Hughes, Lotus Gemology
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