New issue of ICGL newsletter is released on 22nd April 2016.
PDF version can be downloaded from next link.
ICGLNewsLetter-2016SP (4.8Mb)

The contents:

Blood Red Rubies from Madagascar
Ridchard W. Hughes, Wimon Monorotkul & E. Billie Hughes
Lotus Gemology

Pigeon-Blood Type Red Rubies
Jayshree Panjikar
Pangem Tesing Labolatory

Tialite (Al2TiO5) may cause Asterism
Jayshree Panjikar and Aartish Panjikar
Pangem Tech- Panjlkar Gem Research & Tech Institute