Eocene I - Clockwise Rotation with Basil Tikoff

This lecture examines clockwise rotation in Washington and the Pacific Northwest, connecting faults, accreted terranes, Cascades geology, paleomagnetic evidence, and offshore plate motions. It considers proposed rotation mechanisms, pivot points, and the geologic history of the Eocene.

Syllabus

Video Starts
Lecture Starts
Outline
Clockwise Rotation in WA
Yakima Fold and Thrust Belt
Western WA Reverse Faults
Siletzia Basalt Horseshoe Shape
Old and New Cascades
Old Model for the Cascades
New Model for the Cascades
Basil Tikoff
How far back does the rotation go?
Laurentia
North America Craton vs Accretions
Blue Mountains Rotation
North America - West Coast Rotation
What caused the rotation?
Where is the pivot point?
What's driving the rotations?
Can the older rotation say something about what the plates were doing offshore?
Q&A
Toast and Goodbye