PPT-Continental Margin Subduction Zone

volcanic arc asthenospheric mantle oceanic crust accretionary wedge trench lithospheric mantle continental crust lith mantle asth mantle 3. According . to Alfred Wegener, the super-continent of Pangea began to break up 200 million years ago with the continents attaining the size, shape, and location where we see them today. This movement of continents has not yet come to an end. According to J. Tuzo Wilson, the breakup and drifting of the present continents . 0 400 800 Figure 2—The oceanic plate is moving towards and diving beneath Sumatra (red barbs show direction of down-going plate). An interactive Flash animation comparing the Sum (LVZ) at the top of the . subducting. plate has been detected in a majority of . subduction. zones.. LVZ may be a . hydrated layer of oceanic crust . caused by dehydration reactions as the plate . Zone Observatory. Big . Geodynamics. -Related Science Questions . Magali Billen. Department of Earth & Planetary Sciences. UC Davis. Collaborators & Students: Ana . Negredo. -Moreno, Juan Rodriguez-Gonzalez (PD), Katrina Arredondo (GS), John . 2region Theavailablearea,graphregion,andplotregionaredened (outergraphregion)margin margin (innergraphregion) (outerplotregion)margin margin (innerplotregion) margin margin margin margin titlesappear Ben Valentino. 1. , Eduardo Toledo. 2. , Eduardo Nobre. 2. , Luciana Vieira. 2. , . Diogo. Cintura. 2. 1. Department of Earth Sciences, SUNY Oswego. 2. Department of Civil Engineering, . Federal University of . Trench. A deep depression of the sea floor caused by the . subduction. of one plate under another. . Convergent Subduction Plate Boundary. Oceanic-Continental. Rift Zones. An area in the middle of a continental plate where the plate is beginning to separate. A large valley will form in the area as the crust thins.. Discussion 1. MULTIDISCIPLINARY. La/. Yb. spikes in Andes: Crustal thickness & . pluton. ages in other . orogenies. . . GeoRock. La is . incompatiable/Yb. is marginally compatible. See Planck & Langmuir, 93. Australia. IGG-CAS Jan. 17 2014.  Lithosphere in craton margins and adjacent orogens: seismic structure and tectonic implications . Huaiyu Yuan. Building craton lithosphere. Lee et al., . Annu. . Rev. Earth Planet. . . a. . . q. . Kk. Subduction. Continental. Crust. Oceanic. Crust. Accretionary. Prism. Volcanic. Arc. Trench. Rifting. Spreading. Center. Granite. Basalt. The role of . partial melting. 6. th. grade Earth and Space. Bell-ringer: (7 minutes). Directions: Write and answer each question in COMPLETE sentences in your science notebook.. List Earth’s 5 oceans.. What do you think the ocean floor looks like?. . 7: . Continental Flood . Basalts, . Island Arc . Magmatism and . Continental Arc Magmatism. Tamer Abu-Alam. University . of . Tromsø. – The Arctic University of . Norway. Tamer.abu-alam@uit.no. subducting. plate has been detected in a majority of . subduction. zones.. LVZ may be a . hydrated layer of oceanic crust . caused by dehydration reactions as the plate . subducts. .. LVZ has interesting consequences for imaging the . An international multi-disciplinary observatory along a . subduction. zone plate boundary (. ies. ?). “. subduction. . collaboratory. ”. 2014 Fall AGU meeting, San Francisco. EarthScope. Beyond 2018.