'Upper crust' diaporamas de présentation

Models of Crust Composition

Models of Crust Composition. Roberta L. Rudnick Geochemistry Laboratory Department of Geology University of Maryland. Apollo 17 view of Earth. Appolo image of Earth. Plate tectonics gives rise to two types of crust: oceanic and continental. Oceanic Crust :

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Composition of the Continents

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What are Seismic Waves?

What are Seismic Waves?. Types of Waves. Compression wave (longitudinal) Transverse Wave Seismic Wave Body Waves Primary or p-wave Compression wave Secondary or s-wave Transverse wave Surface Love wave Rayleigh wave. Seismic Wave.

1.38k views • 30 slides

Other Tectonic Rifts: the Woodlark-D'Entrecasteaux Rift, Papua New Guinea

Other Tectonic Rifts: the Woodlark-D'Entrecasteaux Rift, Papua New Guinea. Geoffrey Abers, Boston University. Thanks to: A. Ferris (BU), S. Baldwin (Syracuse), B. Taylor (Hawaii), H. Davies (UPNG), many others. Some Recent US Projects. Marine geophysical surveys (1990s)

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Sing a Song of Sixpence

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Continental growth spurts were all before 1 Ga

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The influence of the geometry of the San Andreas fault system on earthquakes in California

The influence of the geometry of the San Andreas fault system on earthquakes in California. Qingsong Li and Mian Liu Geological Sciences, 101 Geol. Bldg., University of Missouri, Columbia, MO, 65211, USA ( email: qlpkd@mizzou.edu ). THE FINITE ELEMENT MODEL. MODEL RESULTS. INTRODUCTION.

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RA Dunn & F Martinez Nature 469 , 198-202 (2011) doi:10.1038/nature09690

Layout of the seismic experiment and map view of compressional wave velocity variations in the upper crust. RA Dunn & F Martinez Nature 469 , 198-202 (2011) doi:10.1038/nature09690.

46 views • 1 slides