Explore the complex geology of the North Cascades in this comprehensive lecture focusing on Eocene and Cretaceous events. Delve into mid-Cretaceous thrusting, plate movements, and the formation of plutons as CWU's Nick Zentner presents key research papers and expert opinions. Examine fault systems, crustal thickness, and superterrane boundaries while learning about changing geological concepts over time. Gain insights into the region's geological history through detailed cross-sections, maps, and animations. Engage with a thorough Q&A session to deepen your understanding of this fascinating geological period and its impact on the North Cascades landscape.
Overview
Syllabus
Video Start
Lecture Start
Outline
Eocene Papers
Umhoefer and Miller, 1996: Mid Cretaceous Thrusting, Southern Coast Belt Paper
Basil Tikoff Email - Fringe Opinion on Rocky Mountain Origins
Foomp and Fireworks
Hit and Run
Thrust Faults
Plutons
Strike Slip Faults
Future Sessions
Plate Movement Animations
Why is there so much plutonic material inboard the insular superterrane docking?
Mike Eddy Email - Not Slab Failure
Jeff Tepper NE Washington Pluton Ages Map
North Cascades
Mount Stuart
Umhoefer and Miller, 1996 Fault Restoration
San Juan and Cascade Cross Section
Bob Miller
Crustal Thickness
Insular and Intermontane Superterrane Boundaries
Change in Concepts Over Time
Umhoefer and Miller Fault Restoring
Q&A
Toast and Goodbye
Taught by
Nick Zentner
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