Tectonics of the Rocky Mountains Mason Edwards, Christine Gammans.

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Presentation transcript:

Tectonics of the Rocky Mountains Mason Edwards, Christine Gammans

Chronology High-angle SubductionLow-angle Subduction 300 Ma Ancestral Rockies Formed (Pennsylvanian) Laramide Orogeny (Late Mesozoic - Cenozoic) Glaciation & Isostatic Rebound (Pleistocene) Blakely, 2003; Williams, 2008

Geography and Geological Characteristics Defined by Compression Thrust System Dipping ° W Paleozoic & Mesozoic Basin Fill Created in ArcGIS10

Crustal & Lithospheric Properties Crustal Thickness Keller, 1998; Obrebski, 2011

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