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What are the key differences between volcanic and plutonic rocks in terms of their formation and characteristics?
Volcanic rocks form from lava that cools quickly on the Earth's surface, while plutonic rocks form from magma that cools slowly beneath the surface. Volcanic rocks have fine-grained textures, while plutonic rocks have coarse-grained textures. Volcanic rocks are often found in volcanic regions, while plutonic rocks are typically found deeper underground.
What are the key differences between plutonic rocks and volcanic rocks?
Plutonic rocks form beneath the Earth's surface from slowly cooling magma, while volcanic rocks form on the Earth's surface from rapidly cooling lava. Plutonic rocks have larger crystals due to the slow cooling process, while volcanic rocks have smaller crystals or glassy textures due to rapid cooling.
What type of rock is formed your volcanic activity?
Volcanic activity can form igneous rocks, such as basalt or andesite. These rocks are formed from the solidification of magma or lava ejected from a volcano.
What kind of rocks that are formed by volcanic activity?
Rocks formed by volcanic activity are called igneous rocks. These rocks form when molten magma cools and solidifies either above or below the Earth's surface. Examples of volcanic igneous rocks include basalt, andesite, and rhyolite.
What are the key differences between volcanic and plutonic rocks in terms of their formation processes and characteristics?
Volcanic rocks form from lava that cools quickly on the Earth's surface, while plutonic rocks form from magma that cools slowly beneath the surface. Volcanic rocks have fine-grained textures, while plutonic rocks have coarse-grained textures. Additionally, volcanic rocks often contain gas bubbles and may have a glassy appearance, while plutonic rocks are typically more crystalline.
