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USGS CMG InfoBank Geology School: island arc

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Title Comment Keywords
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"
Ancient Heart of North America 02:44 - 03:48 (01:04) / 1.9 MB "Canadian Shield", "Superior Province", craton, granulite, greenstone, "metamorphic rock", erosion, "volcanic rock", "sedimentary rock", "island arc"
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"
Orogeny at the Edge of Continents 09:29 - 10:36 (01:07) / 1.3 MB sediment, orogeny, lithosphere, continent, "convergent plate", pressure, subduction, volcano, "island arc", "continental margin", trench, uplift, heat, melting, "metamorphic rock", crust, "igneous rock", granite
Terranes 15:08 - 16:02 (00:54) / 1.1 MB continent, seamount, "island arc", "Western North America", subduction, "Pacific Ocean", lithosphere, "exotic terrane", "suspect terrane", "accreted terrane", "fault zone", collision
Geology School Keywords
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URL: http://walrus.wr.usgs.gov/infobank/programs/html/school/keypage/island_arconneo.html
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Page Last Modified: Thu Oct 31 04:24:38 PDT 2013  (chd)