Gemological Heresies

As with any field, gemology is littered with dogma. In this presentation, Richard Hughes slays more than a few of these sacred gemological cows.

Gemological Heresies
Richard W. Hughes, a well-known gemstone expert and author, will provide a presentation meant to challenge the longstanding beliefs associated with gemological science. He will draw from his experience as an author of Ruby & Sapphire, as well as 150 articles about gemology.Join us in Bangkok for Richard Hughes' lecture on Gemological Heresies at the GIA's 47th Gemstone Gathering.

Wednesday, 29 June 2011; 18:00–21:00

GIA Gem Gathering
21st Floor, Crowne Plaza Bangkok Lumpini Park
Bangkok, Thailand