New issue of ICGL newsletter is released on 19th August 2013.
PDF version can be downloaded from next link.
Identification of polymer impregnated quartzite imitating B-jade and B+C-jade
By Tay Thye Sun and Loke Hui Ying, Far East Gemological Institute Pte Ltd, Singapore
Infrared Reflection Spectra of Jadeite, Omphacite, Nephrite and Idocrase
By Dominic Mok – Principal Gemmologist of the Asian Gemmological Institute and Laboratory Ltd, Hong Kong
64th De Beers Diamond Conference,United Kingdom
By Jayshree Panjikar
Glass imitation sold as Zultanite in Turkey
By Elisabeth Strack, Gemmologisches Institut Hamburg
Introducing Founding Member 002:
Asian Institute of Gemmological Sciences