Take a look.
Useful link:
https://www.gia.edu/gems-gemology/spring-2018-iridescence-metamorphic-rainbow-hematite
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 Xiayang Lin. Show all posts
Showing posts with label Xiayang Lin. Show all posts
Monday, July 16, 2018
Tuesday, August 08, 2017
Causes Of Iridescence In Natural Quartz
Gem identification update.
Useful link:
https://www.gia.edu/gems-gemology/spring-2017-iridescence-natural-quartz
Useful link:
https://www.gia.edu/gems-gemology/spring-2017-iridescence-natural-quartz
Friday, May 19, 2017
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