top of page

Interested in Field Geology?

The Tobacco Root Geological Society welcomes all Geoscientists with a professional interest in the Northern Rocky Mountain Province geology. We encourage professional geologists, students, and avid geo-enthusiasts alike to join. It's easy!

Annual Dues & Guidebooks

A membership year runs from January 1st to December 31st. Field conferences are held in August and coincide with publication of guidebooks. Members who do not attend the conference will have a guide book mailed to them.

Payment Options


Select a membership type and click the button below.

Personal Check

Print, and complete the new membership & membership renewal form.

Mail the form, and payment to:

Tobacco Root Geological Society
P.O. Box 118

Butte, MT 59703

Benefits of Membership

- Opportunity to attend the annual Field Conference.

- Opportunity to submit formal geoscience articles for review and publication in Northwest Geology.

- Opportunity to present a poster, map, or 15-minute slide show your research findings at Field Conference.

- Copy of Northwest Geology guidebook (with Field Conference attendance).

- Copy of Northwest Geology guidebook at a great price (if not attending Field Conference).

- A few informative emails per year with news about upcoming events. We'll keep them short and sweet.

- Opportunity to volunteer. We are always looking for skilled, dedicated volunteers.

Membership Questions?

Katie McDonald,

bottom of page