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USGS CMG InfoBank Geology School: oceanic crust

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Title Comment Keywords
Continental and Oceanic Crusts 07:46 - 08:12 (00:26) / 0.6 MB crust, "continental crust", "oceanic crust", granite, basalt, ocean, continent
Oceanic Crust 09:20 - 09:39 (00:19) / 0.5 MB "pillow lava", "oceanic crust", silicate, "continental crust"
Ophiolites 11:09 - 11:47 (00:38) / 0.6 MB ophiolite, "continental crust", mantle, "oceanic crust", "Scott Bogue"
Plate Dynamics 30 minutes / n.a. "plate tectonics", plate, volcano, mantle, convection, subduction, crust, continent, "oceanic crust", orogeny, mountain, earthquake, "convergent plate margin", "hot spot"
Sea Floor Spreading 04:35 - 05:33 (00:58) / 0.5 MB "plate tectonics", "oceanic crust", crust, magma, volcano, "divergent plate", "mid-oceanic ridge", rift, "sea floor spreading", plate, topography, orogeny, collision, "deep-sea trench", subduction
Ocean-Ocean Convergence Zone 05:33 - 06:10 (00:37) / 0.4 MB "Jason Saleeby", "plate tectonics", "convergent plate", crust, "ocean-ocean convergence zone", "Mariana Trench", "volcanic chain", "lava flow", basalt, "oceanic crust", "continental crust", subduction, volcano, eruption
Ocean-Continent Convergence Zone 06:10 - 06:37 (00:27) / 0.3 MB "Jason Saleeby", "plate tectonics", "oceanic crust", "continental crust", plate, subduction, Andes, "South America", "Pacific Plate", continent, andesite, rhyolite, "volcanic chain", volcano, "granitic rock", eruption
Continent-Continent Convergence Zone 06:37 - 07:15 (00:38) / 0.5 MB "Jason Saleeby", "plate tectonics", "ocean basin", collision, subduction, "oceanic crust", plate, continent, mountain, orogeny, "Himalaya Mountains", Alps
Subduction Zone 07:15 - 07:45 (00:30) / 0.3 MB "plate tectonics", "convergent plate", "oceanic crust", "continental crust", subduction, plate, mantle, convection, mechanism
Island Arc System 07:45 - 08:41 (00:56) / 0.4 MB "plate tectonics", plate, subduction, trench, earthquake, mantle, crust, basalt, "oceanic crust", pressure, magma, andesite, eruption, "volcanic chain", island, "island arc"
Transform Faults 09:45 - 10:57 (01:12) / 1.2 MB "Jason Saleeby", "plate tectonics", plate, "transform fault", "ocean basin", continent, "continental crust", "San Andreas Fault", "Gulf of California", "Juan de Fuca Spreading System", California, "Cape Mendocino", fault, "oceanic crust"
Early Crust 03:48 - 05:05 (01:17) / 1.1 MB water, atmosphere, "oceanic crust", "convergent plate", "island arc", "sea floor spreading", "convective cell", "continental crust", supercontinent, accretion, plate, "upper mantle", "Gary Ernst"
How Far Did These Terranes Travel 17:18 - 18:25 (01:07) / 1.2 MB terrane, "exotic terrane", "suspect terrane", paleomagnetism, fossil, "oceanic crust", continent, accretion, mountain, "metamorphic rock", "igneous rock", "J. Lawford Anderson"
Dance of the Continents 25:14 - 26:48 (01:34) / 1.2 MB mountain, orogeny, continent, "oceanic crust", collision, subduction, "convergent plate margin", orogeny, erosion, "convergent plate", supercontinent, Alaska, "sea floor spreading", "strike-slip fault", "North American Continent", "Mediterranean Sea", "ocean basin", Africa, Europe, volcano, earthquake, "James Sadd"
Conclusion 25:25 - 26:50 (01:25) / 1.5 MB "James Sadd", metamorphism, crust, "Earth's surface", "metamorphic rock", "oceanic crust", "metamorphic grade", fossil, life, "geologic time", "plate tectonics", mountain, erosion, ocean, continent, temperature, pressure, collision, "convergent plate margin", subduction, melting, magma
Geology School Keywords
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URL: http://walrus.wr.usgs.gov/infobank/programs/html/school/keypage/oceanic_crustonv.html
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Page Last Modified: Thu Oct 31 04:24:43 PDT 2013  (chd)