EnvSci_FL_Geology

EnvSci_FL_Geology - FL Geology 09/24/11 Prepared by: Prof....

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09/24/11 Prepared by: Prof. Rodriguez FL Geology
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The Rock Cycle 09/24/11 Prepared by: Prof. Rodriguez
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09/24/11 Prepared by: Prof. Rodriguez
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Igneous rocks Form as magma cools and crystallizes Rocks formed inside Earth are called plutonic or intrusive rocks 1.Scoria 2.Obsidian 3.Pumice 4.Granite
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Sedimentary rocks Economic importance 1. Coal 2. Petroleum and natural gas 3. Iron and aluminum 4. Shale 5. Conglomerate
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Metamorphic rocks "Changed form" rocks Produced from preexisting Igneous rocks Sedimentary rocks Other metamorphic rocks
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Metamorphic rocks Metamorphic agents Heat Pressure (stress) Chemically active fluids Mainly water and other volatiles Promote recrystallization by enhancing ion migration
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Metamorphic rocks Common metamorphic rocks Slate Gneiss Marble Parent rock is limestone
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09/24/11 Prepared by: Prof. Rodriguez FL and Plate Tectonics FL was once a part of NW Africa This fragment formed the base for the carbonate buildup which includes the FL FL experienced cycles of sediment deposition & erosion throughout the Cenozoic Era (last 65 million years).
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09/24/11 Prepared by: Prof. Rodriguez FL's Cenozoic-aged sediments include two major groups: the Paleogene & Neogene-Quaternary. During the Paleogene, carbonate sediments formed due to biological activity of organism including foraminifera, bryozoan, mollusc, & coral.
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09/24/11 Prepared by: Prof. Rodriguez
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09/24/11 Prepared by: Prof. Rodriguez
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09/24/11 Prepared by: Prof. Rodriguez
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09/24/11 Prepared by: Prof. Rodriguez
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This note was uploaded on 09/24/2011 for the course ENV 1009 taught by Professor Rodriguez during the Spring '10 term at Broward College.

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EnvSci_FL_Geology - FL Geology 09/24/11 Prepared by: Prof....

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