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What is geology? Goal: Tell the types of things that might be studies in geology. AB partners: Tell three things you think might be discussed in geology.
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All of these are topics in geology except…..
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Types of Rock Goal: Name the three categories of rock and tell how they form. AB partners: tell what you know about sedimentary, igneous and metamorphic rock.
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Igneous Rock
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Sedimentary Rock
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Metamorphic Rock
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Types of rocks
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Weathering vs Erosion
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Chemical Weathering
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Erosion
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Weathering or erosion?
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Large Scale Erosion: Landslides
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Sedimentary Rock Formation Examples
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travertine
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Dunn River Falls Chemical Sedimentary Rock Jamaica
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Yellowstone National Park
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Travertine Hot Springs Turkey
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Shale - sedimentary
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Shale
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Igneous
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Igneous Lake
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Igneous Rock Goals Be able to tell the relative chemical composition. (Does it have a high or low silica content.) Tell if the rock cooled quickly or slowly. Tell WHERE it formed. (Tell if it came from a violent or gentle eruption.)
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Igneous Rock Lab Rhyolite Andesite Basalt
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Igneous Rock Lab Rhyolite Andesite Basalt
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What IS your metabolism? Your metabolism changes _______ to _________.
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http://www.fi.edu/fellows/payton/rocks/create/metamorph.htm Meaning to change shape Changes with temperature and pressure, but remains solid Usually takes place deep in the Earth
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Schist
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Slate
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Regional Metamorphism – pressure builds up in rocks that is deep within the Earth Large pieces of the Earth’s crust collide and the rock is deformed and chemically changed by heat and pressure http://www.windows.ucar.edu/tour/link=/earth/geology/meta_regional.html&edu=high&fr=t
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Road-cut
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Contact Metamorphism – heated by nearby magma Increased temperature changes the composition of the rock, minerals are changed into new minerals Hornfels is a fine-grained non-foliated metamorphic rock produced by contact metamorphism http://www.windows.ucar.edu/tour/link=/earth/geology/meta_contact.html&edu=hhttp://www.windows.ucar.edu/tour/link=/earth/geology/meta_contact.html&edu=h igh&fr=t
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Non-Foliated – mineral grains are not arranged in plains or bands Marble is a non- foliated metamorphic rock that is produced from the metamorphism of limestone. It is composed primarily of calcium carbonate. Marble is a non- foliated metamorphic rock that is produced from the metamorphism of limestone. It is composed primarily of calcium carbonate.
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Schist
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Lab Slides
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earth after plate tect http://www.youtube.com/watch?v=pg_jKJFbA2A http://www.youtube.com/watch?v=Yf4YtDlA1oQhttp://www.youtube.com/watch?v=Yf4YtDlA1oQ Sed rock types http://www.youtube.com/watch?v=PqgHUPSTojYhttp://www.youtube.com/watch?v=PqgHUPSTojY Igneous rock – intrusive and extrusive http://www.youtube.com/watch?v=9Df4CtlZ0AQhttp://www.youtube.com/watch?v=9Df4CtlZ0AQ sedimentary http://www.youtube.com/watch?v=o-NnUadhT5Qhttp://www.youtube.com/watch?v=o-NnUadhT5Q canadian shield http://www.youtube.com/watch?v=KCSJNBMOjJs http://www.youtube.com/watch?v=dgn-xSZHItUhttp://www.youtube.com/watch?v=dgn-xSZHItU Igneous rock example video http://www.youtube.com/watch?v=65rogEH0n9Ihttp://www.youtube.com/watch?v=65rogEH0n9I crazy 70’s guy metamorphism http://www.natgeoeducationvideo.com/film/1031/the-formation-of-earthhttp://www.natgeoeducationvideo.com/film/1031/the-formation-of-earth how the earth formed http://www.youtube.com/watch?v=egEGaBXG3Kghttp://www.youtube.com/watch?v=egEGaBXG3Kg lava lake
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