The Geological Association of Canada (GAC®) is a national multi-disciplinary geoscience organization with representatives in all Canadian provinces and territories as well as the United States, Europe and other parts of the world.


Sign up for notifications

Enter your email address to recieve updates.

It's Better to Be a Member

Rewards for membership are numerous, including generous discounts on books, journals and conference registration, networking opportunities and supporting the Canadian Geoscience Community.

Register Today


Oct 30, 2019

Deadline: GAC Student Member Photography Competition

Wednesday, October 30th at 11:59 pm Eastern Time is the deadline to submit photos to the 2019 GAC Student Member


Sep 19, 2019

Catch up on GAC activities

GAC’s quarterly newsletter can be found on the GEOLOG publication page. Download a copy and see what is happening in


MP10: Atlas of Cathodoluminescence Textures

Luminescence techniques have been developed as standard analytical procedures for use in the geosciences. in particular, cathodoluminescence is widely applied