The Tobacco Root Geological Society

"Promoting the study of the geology of the Northern Rocky Mountain Province"


Home • Publications • Links • Contacts

Some 2005 Meeting Photos
Sun River Canyon - Choteau
Go to 2005 Guidebook Table of Contents

 
We were treated to Mel Mudge leading us through the structure and stratigraphy that he unravelled through decades of field work with the USGS.
Imbricate thrusting in the Blackleaf Canyon Member
 
It was windy on the Gibson Reservoir boat ride!
 
(Left) Ever put your finger on a fault?             (Right) Dike in volcanics associated with Two Medicine strata
 
(Left) Honest, it was THIS big!             (Right) We try to pick scenic locales for our conferences.