A must watch.
Useful link:
http://gemresearch.ch/colombia-emerald-expedition-2015
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, April 12, 2017
Flying Into The Heart Of The Colombian Emerald-Mining Region
Labels:
colored stones,
Gem research,
Muzo
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