112-pp32 - UNIVERSITY OF SOUTH ALABAMA GY 112: Earth...

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1 Quiz 9 10:10-10:15AM GY 112: Earth History UNIVERSITY OF SOUTH ALABAMA Mesozoic Geology 2: Sedimentation Last time we covered…. Mesozoic Tectonics A) Mesozoic Overview B) Tectonics: Triassic C) Jurassic D) Cretaceous Mesozoic Paleogeography Mesozoic animation Mesozoic Tectonics (Key Events) Antler Orogeny (Devonian) Devonian Opening of Gulf of Mexico Sonoma Orogeny (Triassic) Triassic Opening of Atlantic Ocean Nevadan Orogeny (J-K) Sevier Orogeny (J-K) Jurassic Separation of India from Gondwanna Cretaceous Other Major Events North America Orogenies Period Mesozoic Tectonics Triassic: many “terranes” (mostly island arcs) began to be scooped up by North America as it drifted WNW [Sonoma Orogeny]
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2 Mesozoic Tectonics Jurassic: terranes with mixed lithologies dock with North America (e.g., Klamath Terrane; [Sevier and start of Nevadan Orogenies] •Major (felsic) intrusions begin Mesozoic Tectonics Cretaceous: more hits and more intrusions. More uplift •Wrangellia Terrane docks [Continued
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This note was uploaded on 02/04/2012 for the course GLY 112 taught by Professor Haywick during the Spring '12 term at S. Alabama.

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112-pp32 - UNIVERSITY OF SOUTH ALABAMA GY 112: Earth...

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