'Common igneous rocks' presentation slideshows

Igneous Rocks and Intrusive Activity

Igneous Rocks and Intrusive Activity. Igneous Rocks. Igneous rocks form as molten rock cools and solidifies. General Characteristics of Magma. parent material of igneous rocks forms from partial melting of rocks magma at surface is called lava

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Holiday for Everyday

445 views • 44 slides

Sedimentary Rocks

Sedimentary Rocks. Formation: Layers of sediment are deposited at the bottom of seas and lakes. Over millions of years, the layers get compressed by the layers above. The salts that are present in the layers of sediment start to crystallize out as the water is squeezed out.

278 views • 16 slides

Rocks

Rocks. Elizabeth Riker, Aaron Mosesso, Mike Werhan, and Abbi Smith. Classifications of Rocks. Sedimentary Rock. Sediment rocks occur by weathering, erosion and transport because of wind and water, sediments become rock when they get compacted. Common sedimentary rocks are: Limestone

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Igneous Rocks

Igneous Rocks. Igneous Rock. Formation: Molten rock cools and becomes solid. Some igneous rocks form when magma below the surface slowly cools and hardens. Some igneous rocks form when lava (magma that has reached the surface of the Earth) quickly cools. . Igneous Rock. Identification :

194 views • 5 slides