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Premium member Presentation Transcript MESOZOIC: MESOZOIC CRETACEOUS 66-144 JURASSIC 208-144 TRIASSIC 245-208 Area of Evaporites: Area of Evaporites MESOZOIC: MESOZOIC Continents about equal in northern and southern hemispheres (recall mid Paleozoic) MESOZOIC: MESOZOIC Continents about equal in northern and southern hemispheres (recall mid Paleozoic) Today about 2/3 of land north of equator MESOZOIC: MESOZOIC Continents about equal in northern and southern hemispheres (recall mid Paleozoic) Today about 2/3 of land north of equator Breakup of Pangaea MESOZOIC: MESOZOIC Triassic events Magnetic banding in North Atlantic suggests formation beginning in early Triassic - rifting from New England to Mexico MESOZOIC: MESOZOIC Triassic events Magnetic banding in North Atlantic suggests formation beginning in early Triassic Opening of South Atlantic in Late Jurassic MESOZOIC: MESOZOIC Triassic events Magnetic banding in North Atlantic suggests formation beginning in early Triassic Opening of South Atlantic in Late Jurassic Major time of continental rifting MESOZOIC: MESOZOIC Triassic events Magnetic banding in North Atlantic suggests formation beginning in early Triassic Opening of South Atlantic in Late Jurassic Major time of continental rifting recall sequence of events in rifting MESOZOIC: MESOZOIC Triassic events Magnetic banding in North Atlantic suggests formation beginning in early Triassic Opening of South Atlantic in Late Jurassic Major time of continental rifting recall sequence of events in rifting stimulus for breakup? MESOZOIC: MESOZOIC Triassic events North Atlantic opening Separation of Antarctica and Africa MESOZOIC: MESOZOIC Triassic events North Atlantic opening Separation of Antarctica and Africa Ocean-continent collisions replace continent-continent collisions of Paleozoic Sonoma Orogeny in western North America MESOZOIC: MESOZOIC Triassic events North Atlantic opening Separation of Antarctica and Africa Ocean-continent collisions replace continent-continent collisions of Paleozoic Fault block basins or rift valleys along newly formed continental margins MESOZOIC: MESOZOIC Triassic events North Atlantic opening Separation of Antarctica and Africa Ocean-continent collisions replace continent-continent collisions of Paleozoic Fault block basins or rift valleys along newly formed continental margins eastern U.S. accumulated sediment - especially brown sandstone - brownstone JURASSIC: JURASSIC Major events of the Jurassic JURASSIC: JURASSIC Major events of the Jurassic Transgressions of epicontinental seas Epicontinental Seas: Epicontinental Seas mya % JURASSIC: JURASSIC Invasion of epicontinental seas at least 3 incursions in west - Sundance Sea JURASSIC: JURASSIC Invasion of epicontinental seas at least 3 incursions in west - Sundance Sea North and South America moving west over ocean - Cordilleran Orogeny (many separate pulses) Nevadan Orogeny in Jurassic JURASSIC: JURASSIC Invasion of epicontinental seas at least 3 incursions in west - Sundance Sea North and South America moving west over ocean - Cordilleran Orogeny (many separate pulses) Atlantic expanding north JURASSIC: JURASSIC Invasion of epicontinental seas North and South America moving west Atlantic expanding north JURASSIC: JURASSIC Invasion of epicontinental seas North and South America moving west Atlantic expanding north South America and Africa begin to split CRETACEOUS: CRETACEOUS Continued expansion of South Atlantic separation of Africa and South America CRETACEOUS: CRETACEOUS Continued expansion of South Atlantic separation of Africa and South America Continental rifting - (3 armed breaks) examples of failed arms (aulacogens) Niger River Amazon River CRETACEOUS: CRETACEOUS Continued expansion of South Atlantic separation of Africa and South America Continental rifting - (3 armed breaks) examples of failed arms (aulacogens) Niger River Amazon River Continued pulses of Cordilleran Orogeny CRETACEOUS: CRETACEOUS Continued expansion of South Atlantic separation of Africa and South America Continental rifting - (3 armed breaks) Continued pulses of Cordilleran Orogeny Jurassic-Cretaceous - Sevier Orogeny CRETACEOUS: CRETACEOUS Continued expansion of South Atlantic separation of Africa and South America Continental rifting - (3 armed breaks) Continued pulses of Cordilleran Orogeny Jurassic-Cretaceous - Sevier Orogeny Cretaceous-Tertiary - Laramide Orogeny WESTERN MOBILE BELT: WESTERN MOBILE BELT CRETACEOUS: CRETACEOUS Emplacement of batholiths (large body of intrusive rock) in Jurassic-Cretaceous CRETACEOUS: CRETACEOUS Emplacement of batholiths (large body of intrusive rock) in Jurassic-Cretaceous from British Colombia to Idaho to California CRETACEOUS: CRETACEOUS Emplacement of batholiths (large body of intrusive rock) from British Colombia to Idaho to California economically important deposits CRETACEOUS: CRETACEOUS Emplacement of batholiths (large body of intrusive rock) from British Colombia to Idaho to California economically important deposits lead, zinc, copper, gold, etc. emplaced at tectonic margins or at sites of magmatic intrusion CRETACEOUS: CRETACEOUS Emplacement of batholiths from British Colombia to Idaho to California economically important deposits lead, zinc, copper, gold, etc. emplaced at tectonic margins or at sites of magmatic intrusion Coal deposits around inland seas in Jurassic-Cretaceous CRETACEOUS: CRETACEOUS Emplacement of batholiths Coal deposits around inland seas in Jurassic-Cretaceous Oil deposits from single celled organisms inland seas Tethys passageway between northern and southern continents - Mexico, Venezuela, Middle East, southern Eurasia TECTONICS CONTINUED: TECTONICS CONTINUED Pangaea breaking up at rapid rate during Mesozoic TECTONICS CONTINUED: TECTONICS CONTINUED Pangaea breaking up at rapid rate during Mesozoic Sea floor produced and destroyed at about 2X average rate TECTONICS CONTINUED: TECTONICS CONTINUED Pangaea breaking up at rapid rate during Mesozoic Sea floor produced and destroyed at about 2X average rate Twice as many earthquakes and volcanoes TECTONICS CONTINUED: TECTONICS CONTINUED Pangaea breaking up at rapid rate during Mesozoic Sea floor produced and destroyed at about 2X average rate Twice as many earthquakes and volcanoes Twice as much carbon dioxide - warming TECTONICS CONTINUED: TECTONICS CONTINUED Sea floor produced and destroyed at about 2X average rate Twice as many earthquakes and volcanoes Twice as much carbon dioxide - warming - productive time for coal and oil forming organisms You do not have the permission to view this presentation. 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23 Mesozoic Malbern Download Post to : URL : Related Presentations : Share Add to Flag Embed Email Send to Blogs and Networks Add to Channel Uploaded from authorPOINT Insert YouTube videos in PowerPont slides with aS Desktop Copy embed code: (To copy code, click on the text box) Embed: URL: Thumbnail: WordPress Embed Customize Embed The presentation is successfully added In Your Favorites. Views: 381 Category: Entertainment License: All Rights Reserved Like it (0) Dislike it (0) Added: August 26, 2007 This Presentation is Public Favorites: 0 Presentation Description No description available. Comments Posting comment... Premium member Presentation Transcript MESOZOIC: MESOZOIC CRETACEOUS 66-144 JURASSIC 208-144 TRIASSIC 245-208 Area of Evaporites: Area of Evaporites MESOZOIC: MESOZOIC Continents about equal in northern and southern hemispheres (recall mid Paleozoic) MESOZOIC: MESOZOIC Continents about equal in northern and southern hemispheres (recall mid Paleozoic) Today about 2/3 of land north of equator MESOZOIC: MESOZOIC Continents about equal in northern and southern hemispheres (recall mid Paleozoic) Today about 2/3 of land north of equator Breakup of Pangaea MESOZOIC: MESOZOIC Triassic events Magnetic banding in North Atlantic suggests formation beginning in early Triassic - rifting from New England to Mexico MESOZOIC: MESOZOIC Triassic events Magnetic banding in North Atlantic suggests formation beginning in early Triassic Opening of South Atlantic in Late Jurassic MESOZOIC: MESOZOIC Triassic events Magnetic banding in North Atlantic suggests formation beginning in early Triassic Opening of South Atlantic in Late Jurassic Major time of continental rifting MESOZOIC: MESOZOIC Triassic events Magnetic banding in North Atlantic suggests formation beginning in early Triassic Opening of South Atlantic in Late Jurassic Major time of continental rifting recall sequence of events in rifting MESOZOIC: MESOZOIC Triassic events Magnetic banding in North Atlantic suggests formation beginning in early Triassic Opening of South Atlantic in Late Jurassic Major time of continental rifting recall sequence of events in rifting stimulus for breakup? MESOZOIC: MESOZOIC Triassic events North Atlantic opening Separation of Antarctica and Africa MESOZOIC: MESOZOIC Triassic events North Atlantic opening Separation of Antarctica and Africa Ocean-continent collisions replace continent-continent collisions of Paleozoic Sonoma Orogeny in western North America MESOZOIC: MESOZOIC Triassic events North Atlantic opening Separation of Antarctica and Africa Ocean-continent collisions replace continent-continent collisions of Paleozoic Fault block basins or rift valleys along newly formed continental margins MESOZOIC: MESOZOIC Triassic events North Atlantic opening Separation of Antarctica and Africa Ocean-continent collisions replace continent-continent collisions of Paleozoic Fault block basins or rift valleys along newly formed continental margins eastern U.S. accumulated sediment - especially brown sandstone - brownstone JURASSIC: JURASSIC Major events of the Jurassic JURASSIC: JURASSIC Major events of the Jurassic Transgressions of epicontinental seas Epicontinental Seas: Epicontinental Seas mya % JURASSIC: JURASSIC Invasion of epicontinental seas at least 3 incursions in west - Sundance Sea JURASSIC: JURASSIC Invasion of epicontinental seas at least 3 incursions in west - Sundance Sea North and South America moving west over ocean - Cordilleran Orogeny (many separate pulses) Nevadan Orogeny in Jurassic JURASSIC: JURASSIC Invasion of epicontinental seas at least 3 incursions in west - Sundance Sea North and South America moving west over ocean - Cordilleran Orogeny (many separate pulses) Atlantic expanding north JURASSIC: JURASSIC Invasion of epicontinental seas North and South America moving west Atlantic expanding north JURASSIC: JURASSIC Invasion of epicontinental seas North and South America moving west Atlantic expanding north South America and Africa begin to split CRETACEOUS: CRETACEOUS Continued expansion of South Atlantic separation of Africa and South America CRETACEOUS: CRETACEOUS Continued expansion of South Atlantic separation of Africa and South America Continental rifting - (3 armed breaks) examples of failed arms (aulacogens) Niger River Amazon River CRETACEOUS: CRETACEOUS Continued expansion of South Atlantic separation of Africa and South America Continental rifting - (3 armed breaks) examples of failed arms (aulacogens) Niger River Amazon River Continued pulses of Cordilleran Orogeny CRETACEOUS: CRETACEOUS Continued expansion of South Atlantic separation of Africa and South America Continental rifting - (3 armed breaks) Continued pulses of Cordilleran Orogeny Jurassic-Cretaceous - Sevier Orogeny CRETACEOUS: CRETACEOUS Continued expansion of South Atlantic separation of Africa and South America Continental rifting - (3 armed breaks) Continued pulses of Cordilleran Orogeny Jurassic-Cretaceous - Sevier Orogeny Cretaceous-Tertiary - Laramide Orogeny WESTERN MOBILE BELT: WESTERN MOBILE BELT CRETACEOUS: CRETACEOUS Emplacement of batholiths (large body of intrusive rock) in Jurassic-Cretaceous CRETACEOUS: CRETACEOUS Emplacement of batholiths (large body of intrusive rock) in Jurassic-Cretaceous from British Colombia to Idaho to California CRETACEOUS: CRETACEOUS Emplacement of batholiths (large body of intrusive rock) from British Colombia to Idaho to California economically important deposits CRETACEOUS: CRETACEOUS Emplacement of batholiths (large body of intrusive rock) from British Colombia to Idaho to California economically important deposits lead, zinc, copper, gold, etc. emplaced at tectonic margins or at sites of magmatic intrusion CRETACEOUS: CRETACEOUS Emplacement of batholiths from British Colombia to Idaho to California economically important deposits lead, zinc, copper, gold, etc. emplaced at tectonic margins or at sites of magmatic intrusion Coal deposits around inland seas in Jurassic-Cretaceous CRETACEOUS: CRETACEOUS Emplacement of batholiths Coal deposits around inland seas in Jurassic-Cretaceous Oil deposits from single celled organisms inland seas Tethys passageway between northern and southern continents - Mexico, Venezuela, Middle East, southern Eurasia TECTONICS CONTINUED: TECTONICS CONTINUED Pangaea breaking up at rapid rate during Mesozoic TECTONICS CONTINUED: TECTONICS CONTINUED Pangaea breaking up at rapid rate during Mesozoic Sea floor produced and destroyed at about 2X average rate TECTONICS CONTINUED: TECTONICS CONTINUED Pangaea breaking up at rapid rate during Mesozoic Sea floor produced and destroyed at about 2X average rate Twice as many earthquakes and volcanoes TECTONICS CONTINUED: TECTONICS CONTINUED Pangaea breaking up at rapid rate during Mesozoic Sea floor produced and destroyed at about 2X average rate Twice as many earthquakes and volcanoes Twice as much carbon dioxide - warming TECTONICS CONTINUED: TECTONICS CONTINUED Sea floor produced and destroyed at about 2X average rate Twice as many earthquakes and volcanoes Twice as much carbon dioxide - warming - productive time for coal and oil forming organisms