Title |
Comment |
Keywords |
Ancient Heart of North America
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02:44 - 03:48 (01:04) / 1.9 MB
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"Canadian Shield", "Superior Province", craton, granulite, greenstone, "metamorphic rock", erosion, "volcanic rock", "sedimentary rock", "island arc"
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Composition of the Continental Crust
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05:05 - 05:53 (00:48) / 1.2 MB
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"granitic rock", greenstone, magma, crust, volcanism, lithosphere, sediment
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Changes in the Lithosphere
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05:53 - 06:41 (00:48) / 0.7 MB
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lithosphere, plate, "continental margin", "tectonic activity", convection, greenstone, protocontinent, mantle, "Jason Saleeby"
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Geology School Keywords
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