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Today GUEST LECTURER Eriks Puris Overview Mesozoic Geology Adding Pieces to the Collage PowerPoint Presentation
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Today GUEST LECTURER Eriks Puris Overview Mesozoic Geology Adding Pieces to the Collage. Figure 23.02: Divisions of the Mesozoic Era and key geologic events. Mesozoic Geology. Global Tectonics Climate Orogenies in Western North America. Fig. 23.03 a: Early Triassic (250 m.y.a).

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Presentation Transcript
slide2
Today
    • GUEST LECTURER Eriks Puris
    • Overview Mesozoic Geology
    • Adding Pieces to the Collage
mesozoic geology
Mesozoic Geology
  • Global Tectonics
  • Climate
  • Orogenies in Western North America
ice house and green house worlds

Ice House and Green House Worlds

W. W. Norton. After Kump et al., 1999

west coast orogenies
West Coast Orogenies
  • Sonoman
  • Cordillearan
    • Nevadan
    • Sevier
    • Laramide
figure 23 10 sonoman orogeny
Figure 23.10 : Sonoman Orogeny
  • Late Permian-Early Tertiary
  • 250-225 m.y.a.
  • Westward Subduction
  • Accreation of Sonomia
figure 23 10 nevadan orogeny
Figure 23.10: Nevadan Orogeny
  • Late Jurrassic
  • 160-140 m.y.a.
  • Eastward Subduction
  • Granite Batholiths
sevier and laramide orogenies
Sevier and Laramide Orogenies
  • Late Cretaceous
    • Sevier 100-80 m.y.a.
    • Laramide 80-60 m.y.a.
  • Continued Eastward Subduction
  • Fold and thrust belts
  • Basement Uplifts
  • Don’t Fit Simple Plate Tectonic Model
  • Shallow Subduction?
adding pieces to the collage
Adding Pieces to the Collage
  • Module 6
  • Northwest Origins Burke Museum
  • North Cascades Geology
for monday 11 29
For Monday 11/29
  • Reading-Chapter 24