Provenance = visual observation + analytical tests. Many thanks to Steve Voynick for the detailed report on various turquoise deposits.
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 Steve Voynick. Show all posts
Showing posts with label Steve Voynick. Show all posts
Friday, November 20, 2020
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