Baney_Robert_WK4_checkpoint_Igneous Rock

Baney_Robert_WK4_checkpoint_Igneous Rock - also called...

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Igneous Rock Baney, Robert Hill, Heather SCI/245 4/30/2011
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Igneous rock is a Latin word meaning fire; these rocks are formed from volcanic activity. This rock is one of three types of rock including sedimentary and metamorphic rock. Igneous rock is formed from the cooling and solidification of lava or magma. Igneous rock can be formed with our without crystallization, below the surface as intrusive rocks or on the surface as extrusive rocks. Volcanic rocks also known as extrusive igneous rocks include all the products resulting from volcanic eruptions of lava flows and fragmented debris called pyroclast. The other type of igneous rock would be plutonic rocks
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Unformatted text preview: also called intrusive igneous rocks. Those rocks have solidified below ground, and the name comes from the Greek god of the underworld Pluto. The differences between these two types of igneous rocks would be if the molten rock solidified above or below ground. These rocks can be found on many islands that have been formed due to volcanic activity. These rocks are only found in areas that have or have had active volcanoes. These rocks are porous, and have a rough surface and look like a sponge. This would be the foundation of the Hawaiian Islands and would be very common in those areas....
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