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 by Lotus Gemology's Richard Hughes
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.

Sunday 17 December 2017

Gemmological Association of Sri Lanka Annual Conference
Colombo, Sri Lanka