Never guess. Visual observation has its limitations.
Useful link:
https://www.gia.edu/gems-gemology/summer-2019-labnotes-hollow-pearl-filled-with-foreign-material
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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Showing posts with label Pearl Identification. Show all posts
Showing posts with label Pearl Identification. Show all posts
Friday, November 08, 2019
A Pearl Identification Challenge
Insightful report by the GIA. Must read.
Useful link:
https://www.gia.edu/gems-gemology/summer-2019-pearl-identification-challenge
Useful link:
https://www.gia.edu/gems-gemology/summer-2019-pearl-identification-challenge
Thursday, August 22, 2019
A Pearl Identification Challenge
GIA has the best lab facilities in the world for pearl identification.
Useful link:
https://www.gia.edu/gems-gemology/summer-2019-pearl-identification-challenge
Useful link:
https://www.gia.edu/gems-gemology/summer-2019-pearl-identification-challenge
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