Earth history final 2
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accretion of an island arc onto North America - Devonian
Ancestral Rocky Mountain Uplift
caused by stress from Pangaea - Pennsylvanian to Permian
plates attaching- formed faults and clastic wedges on top of the Antler orogeny - Triassic
subduction resulted in continental arcs forming the Sierra-Nevada batholiths - Jurassic
thrust faults eastward in backarc zone- shallow reverse faults in sedimentary layers - Jurassic to Early Cret
- Pre-Cambrian basement rock uplifts
- Late Cret.
Basin and Range Extension
extensional stress creates plateaus - Miocene
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