June 13

Lewis and Clark Caverns State Park, near Cardwell, MT

Field trip through the Big Belt Mts., near Helena, MT.  Structural styles in, and a fantastic cross-section through, a thin-skin fold-thrust belt.

Thin-skinned styles in fold-thrust belts

See a geologic map of the route!

660 Guidebook

June 9-13

Camping

Lewis and Clark Caverns S.P.

PO Box 949

Three Forks, MT

Faculty:

Drs. Randall Marrett, Mark Helper and Richard Ketcham