2021 Virtual meeting

How to become a Member

Board of Directors

Future and past meeting locations


The Constitution of the Institute

Honouring the Pioneers

ILSG Student Research Fund

Goldich Medal Guidelines and Award Winners

The Homer Award

Eisenbrey student travel award guidelines and application

Student paper awards

Publications of the Institute

Career opportunities

Books and journal articles on Lake Superior Geology

The Slate Islands


About the Institute

The Institute on Lake Superior Geology is a non-profit professional society with the objectives of providing a forum for exchange of geological ideas and scientific data and promoting better understanding of the geology of the Lake Superior region. The major activity of the Institute is an Annual Meeting with geological field trips and technical presentations.

What's new

ILSG 2021will be held virtually - the first circular is available here and the guide to presenters here

65th ILSG proceedings and field guides can now be downloaded from the publications page

The updated First Circular for the planned ILSG trip to Hawaii can be downloaded here

The Wisconsin Geological and Natural History Survey has completed a data preservation and presentation project on their Lake Superior Legacy Collection. This collection contains the raw materials (notebooks, maps, samples, thin sections) of the Lake Superior Division of the USGS and is available here

ILSG Field Guides win award!

Reports of Annual Meetings

2019 Annual Meeting - Terrace Bay, Ontario

2017 Annual Meeting - Wawa, Ontario

2016 Annual Meeting - Duluth, Minnesota

Donations to support student research and travel grants, and annual meeting and field trip expenses are tax deductible, as the Institute operates under U.S. Federal tax code 501(c)(3). Inquiries and contributions can be directed to the Institute Treasurer, Mark Jirsa at 2609 Territorial Rd, St Paul, MN, 55114-1009, (jirsa001@umn.edu).