A must read.
Useful link:
http://www.gia.edu/gems-gemology/spring-2015-labnotes-conservation-concerns-tridacna-shell-imitation-pearls
P.J.Joseph's Weblog On Colored Stones, Diamonds, Gem Identification, Synthetics, Treatments, Imitations, Pearls, Organic Gems, Gem And Jewelry Enterprises, Gem Markets, Watches, Gem History, Books, Comics, Cryptocurrency, Designs, Films, Flowers, Wine, Tea, Coffee, Chocolate, Graphic Novels, New Business Models, Technology, Artificial Intelligence, Robotics, Energy, Education, Environment, Music, Art, Commodities, Travel, Photography, Antiques, Random Thoughts, and Things He Like.
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Wednesday, July 29, 2015
Conservation Concerns Over Use Of Tridacna Shell In Imitation Pearls
Labels:
education,
gemology,
Gems & Gemology,
GIA,
imitation gems,
pearl
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