Episode 3: The History of Gemstones
2 years ago
21
gemstone academy
Paul Deasy gems
gemstone training
gemologist
terrorism and tanzanite
Prystine
mohs scale of hardness
paul deasy and judy crowell
sunday funday with paul and judy
Gem education
free gem classes
This Video is about the History of Gemstones. How did they form? Who wrote the first book on gemstones? What is the G.I.A.?
Music courtesy of YouTube music: Tiptoe Out the Back by Dan Lebowitz
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