Explore the geological history of the Idaho Batholith and North Cascades in this comprehensive two-hour lecture by CWU's Nick Zentner. Delve into magmatic flare-ups, rollback processes, and the Sevier Fold and Thrust Belt. Learn about subduction, slab failure, and the connections between the Cascades and Idaho Batholith. Discover insights on mining, metal deposits, and ore formations in the region. Examine the Challis Dikes, the end of the Laramide orogeny, and the onset of the Challis volcanic event. Gain perspective on evolving geological theories, dating methods, and the importance of field research. Engage with a Q&A session and enjoy personal anecdotes about geological education and research experiences.
Overview
Syllabus
Video Start
Lecture Start
Storytime - Dave Rodgers Teaching Nick
Review of Magmatic Flare Ups and Rollback
Similar Magmatic Flare Ups in Cascades and Idaho Batholith
Idaho Batholith
Was there a magmatic lull in Idaho?
Sevier Fold and Thrust Belt
Subduction or Slab Failure
Roadside Geology of Idaho
Dave Rodgers
Old Ideas and Dating Methods
Rollback in Idaho
Mining and Metal Deposits
Dave's Previous Research and Mapping
Reactivated Thrust Faults
Thoughts on Insular Superterrane Accreting
Basil Tikoff Email - Sierra Nevada and Idaho Batholith Not Connected
Ore Deposits
Challis Dikes
Laramide Ends - Challis Begins
Nick's Thesis Rough Draft
Q&A
Storytime - Nick's Grad School Experience
Toast and Goodbye
Taught by
Nick Zentner
