A must read.
Useful link:
http://www.gia.edu/gia-news-research/emeralds-colombia-buried-treasure
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, October 28, 2015
Emeralds: Colombia’s Buried Treasure
Labels:
colored stones,
gemology,
Gems & Gemology,
GIA,
history
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