Discussion of emerald enhancements, along with a 2005 mission to ruby and sapphire localities in Madagascar.
Enhanced Emeralds: The Three Door Puzzle and Sorcerers and Sapphires: A visit to Madagascar by Lotus Gemology's Richard Hughes
Discussion of emerald enhancements, along with a 2005 mission to ruby and sapphire localities in Madagascar.
When
10 January 2006
Where
GIA Alumni Association, Golden Gate Chapter
San Francisco, CA (USA)
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