In this advanced course students will learn state-of-the-art techniques (including immersion-scope, gemstone
magnetism, IR-VIS-NIR and Raman spectroscopy), etc. designed to identify confidently any gemstone encountered in the
market place. Between 100 and 120 challenging gems including the most recent synthetic diamonds are available for
testing. Max 5 participants.
Fee: Can$ 995 for Canadian residents (for non-residents US$ 950 incl. $ 100 fee/taxes) includes comprehensive
study guide and materials (copy of Gemstone Inclusion Library), use of lab equipment and study stones.
GEM 250 Ц 7: Sat Ц Mon, May 13 Ц 15, 10:00 a.m. Ц 5:30 p.m. Register by April 15, 2017
Location: Sandman Signature Hotel - YVR, Richmond B.C. (special room rate).
To keep costs down no lunch or beverage services are offered, lunch break 12:30 - 1:30 p.m.
Here a brief list of man-made gems in our study collection: Chatham, Kashan, Ramaura, Knischka, Lechleitner, Regency,
Biron, Lenix, Gilson, Tairus rubies, sapphires, emeralds, alexandrite, opal, moissanite, synthetic diamonds CVD and HPHT
grown and treated, many other samples. Gem enhancement techniques such as polymer impregnation (jadeite), heatalteration,
surface colour diffusion, irradiation, HPHT and glass filling are studied.