texas tectonics
DESCRIPTION
Carter Keairns, presents Texas Tectonics to the 2013 Master Naturalist, Hill Country Chapter training class.TRANSCRIPT
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]
~575 mya Late PreCambrian
~575 mya Late PreCambrian
~510 mya Mid-Cambrian
~500 mya Late Cambrian
~485 mya Early Ordovician
~470 mya Mid Ordovician
~450 mya Late Ordovician
~430 mya Early Silurian
~420 mya Late Silurian
~400 mya Early Devonian
~385 mya Mid Devonian
~360 mya Late Devonian
~345 mya Mid Mississippian
~325 mya Late Mississippian
~315 mya Early Pennsylvanian
~300 mya Late Pennsylvanian
~290 mya Early Permian
~275 mya Mid Pennsylvanian
~260 mya late Permian
~245 early Triasssic
~230 mya Mid Triassic
~210 late Triassic
~195 mya early Jurassic
~180 mya early Jurassic
~170 mya mid Jurassic
~150 mya late Jurassic
~140 mya early Cretaceous
~130 mya early Cretaceous
~115 mya early Cretaceous
~100 mya Late Cretaceous
~85 mya Late Cretaceous
~75 mya Late Cretaceous
~65 mya K-T Boundary
~60 mya Paleocene
~50 mya Eocene
~40 mya Eocene
~25 mya Oligocene
~15 mya Miocene
~8 mya Miocene
~3 mya Pliocene
~0.12 mya Quaternary Glacial
Present Day