texas tectonics
DESCRIPTION
Carter Keairns, presents Texas Tectonics to the 2013 Master Naturalist, Hill Country Chapter training class.TRANSCRIPT
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North American Tectonic reconstructions are from the website of Dr. Ron Blakey at N.Arizona University These are by far the best reconstructions I have found http://cpgeosystems.com Colorado Plateau Geosystems I have outlined Texas for the purposes of our Geology Talk, Enjoy! -Carter Keairns 512-757-0735 [email protected]
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~575 mya Late PreCambrian
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~575 mya Late PreCambrian
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~510 mya Mid-Cambrian
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~500 mya Late Cambrian
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~485 mya Early Ordovician
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~470 mya Mid Ordovician
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~450 mya Late Ordovician
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~430 mya Early Silurian
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~420 mya Late Silurian
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~400 mya Early Devonian
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~385 mya Mid Devonian
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~360 mya Late Devonian
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~345 mya Mid Mississippian
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~325 mya Late Mississippian
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~315 mya Early Pennsylvanian
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~300 mya Late Pennsylvanian
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~290 mya Early Permian
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~275 mya Mid Pennsylvanian
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~260 mya late Permian
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~245 early Triasssic
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~230 mya Mid Triassic
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~210 late Triassic
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~195 mya early Jurassic
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~180 mya early Jurassic
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~170 mya mid Jurassic
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~150 mya late Jurassic
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~140 mya early Cretaceous
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~130 mya early Cretaceous
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~115 mya early Cretaceous
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~100 mya Late Cretaceous
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~85 mya Late Cretaceous
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~75 mya Late Cretaceous
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~65 mya K-T Boundary
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~60 mya Paleocene
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~50 mya Eocene
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~40 mya Eocene
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~25 mya Oligocene
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~15 mya Miocene
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~8 mya Miocene
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~3 mya Pliocene
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~0.12 mya Quaternary Glacial
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Present Day