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Walter D. Mooney, Ph.D. US Geological Survey Menlo Park, California USA [email protected] Lecture #15: Continental Margins IPRCC and SinoProbe Short Course: Lithospheric Evolution through Time April 8-12, 2011

Walter D. Mooney, Ph.D. US Geological Survey Menlo Park, California USA mooney@usgs

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Lecture #15: Continental Margins. IPRCC and SinoProbe Short Course: Lithospheric Evolution through Time April 8-12, 2011. Walter D. Mooney, Ph.D. US Geological Survey Menlo Park, California USA [email protected]. Global Seismic Refraction Catalog (GSC). Dr. Walter D. Mooney - PowerPoint PPT Presentation

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Page 1: Walter D. Mooney, Ph.D. US Geological Survey Menlo Park, California USA mooney@usgs

Walter D. Mooney, Ph.D.US Geological SurveyMenlo Park, California [email protected]

Lecture #15:Continental Margins

IPRCC and SinoProbe Short Course: Lithospheric Evolution through Time April 8-12, 2011

Page 2: Walter D. Mooney, Ph.D. US Geological Survey Menlo Park, California USA mooney@usgs

Global Seismic Refraction Global Seismic Refraction Catalog (GSC)Catalog (GSC)

Dr. Walter D. MooneyU.S. Geological Survey

March, 2010

Page 3: Walter D. Mooney, Ph.D. US Geological Survey Menlo Park, California USA mooney@usgs

(From left to right) George Shor, Maurice Ewing and Russell W. Raitt

Influential Marine Geophysicists

Page 4: Walter D. Mooney, Ph.D. US Geological Survey Menlo Park, California USA mooney@usgs
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Page 6: Walter D. Mooney, Ph.D. US Geological Survey Menlo Park, California USA mooney@usgs
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Contour Maps

Page 8: Walter D. Mooney, Ph.D. US Geological Survey Menlo Park, California USA mooney@usgs

Thickness of Sediments

Page 9: Walter D. Mooney, Ph.D. US Geological Survey Menlo Park, California USA mooney@usgs
Page 10: Walter D. Mooney, Ph.D. US Geological Survey Menlo Park, California USA mooney@usgs

Thickness of Sediments

Ritzmann et al. (2007, GJI)

Thickness of Sediments

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Moho Depth

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Cross Sections

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Models of Continental Margins and Basins

Press et al. (1995, Understanding Earth 4th ed.)

Page 15: Walter D. Mooney, Ph.D. US Geological Survey Menlo Park, California USA mooney@usgs

North America – Atlantic Coast

Funck et al. (2004, JGR)

Page 16: Walter D. Mooney, Ph.D. US Geological Survey Menlo Park, California USA mooney@usgs

North America- Atlantic Coast

Funck et al. (2004, JGR)

North America – Atlantic Coast

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West African Coast

Contrucci et al. (2004, GJI)

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Contrucci et al. (2004, GJI)

West African Coast

Page 19: Walter D. Mooney, Ph.D. US Geological Survey Menlo Park, California USA mooney@usgs
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Southern African Continental margin

Parsiegla et al. ( 2007, S. African Jour. of Geo.)

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Southern African Continental margin

Parsiegla et al. ( 2009, Geochem. Geophys. Geosys.)

Page 22: Walter D. Mooney, Ph.D. US Geological Survey Menlo Park, California USA mooney@usgs

Voss and Jokat (2007, GJI)

East Greenland MarginEast Greenland margin

Page 23: Walter D. Mooney, Ph.D. US Geological Survey Menlo Park, California USA mooney@usgs

Voss and Jokat (2007, GJI)

East Greenland MarginEast Greenland margin

Page 24: Walter D. Mooney, Ph.D. US Geological Survey Menlo Park, California USA mooney@usgs

Voss and Jokat (2007, GJI)

East Greenland MarginEast Greenland margin

Page 25: Walter D. Mooney, Ph.D. US Geological Survey Menlo Park, California USA mooney@usgs

Tsikalas et al. (2008, Tectonophys.)

Voring and Lofoten MarginVoring and Lofoten margin

Page 26: Walter D. Mooney, Ph.D. US Geological Survey Menlo Park, California USA mooney@usgs

Tsikalas et al. (2008, Tectonophys.)

Voring and Lofoten MarginVoring and Lofoten margin

Page 27: Walter D. Mooney, Ph.D. US Geological Survey Menlo Park, California USA mooney@usgs

Models of Continental Margins and Basins

Press et al. (1995, Understanding Earth 4th ed.)

Page 28: Walter D. Mooney, Ph.D. US Geological Survey Menlo Park, California USA mooney@usgs

Subduction Zone

Page 29: Walter D. Mooney, Ph.D. US Geological Survey Menlo Park, California USA mooney@usgs

Average Cross Section through the Central Andes

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The End

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Contrucci et al. (2004, GJI)

West African Coast

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Evidence for Continental Drift: Fossil Assemblages

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Southern African Continental margin

Parsiegla et al. ( 2007, S. African Jour. of Geo.)

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Ziegler, Dèzes & Schumacher, University of Basel, Switzerland

Moho Depth of Europe

10 20 30 40 50 60 km

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Southern African Continental margin

Parsiegla et al. ( 2007, S. African Jour. of Geo.)