© 2016 TOBACCO ROOT GEOLOGICAL SOCIETY - Butte, Montana    |    A 501(c)3 non-profit organization

PUBLICATIONS FOR SALE

Each year TRGS publishes a new volume of Northwest Geology in conjunction with our Annual Field Conference. Northwest Geology is a unique collection of field trip guides, road logs, scientific papers, and maps for a portion of the Northern Rocky Mountain region. Past issues as well as other publications are available for purchase through the Montana Bureau of Mines & Geology Bookstore. Click on the images below to learn more about each.

Click Here >> ORDER PUBLICATIONS THROUGH THE MONTANA BUREAU OF MINES & GEOLOGY BOOKSTORE

Complete Table of Contents 1976-2018 (PDF)

Index of TRGS Publications 1976-2005 (PDF)

An index of our guidebooks is also available from AGI.

TRGS Guidebook 1976
Northwest Geology 1978
MMBG SP-82 Drummond-Elkhorn Area, MT
TRGS Guidebook 1977-79
TRGS Guidebook 1980
TRGS Guidebook 1981
TRGS Guidebook 1982
TRGS Guidebook 1983
TRGS Guidebook 1984
9th - Geology, Tectonics & Mineral Resources of Southern Idaho
TRGS Guidebook 1986
11th - Moscow, ID
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TRGS Guidebook 1984

9th - Geology, Tectonics & Mineral Resources of Southern Idaho