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Do sedimentary rocks cool and crystallize?
No, sedimentary rocks are deposited and undergo lithofication over time. Igneous rocks cool and crystallize
Where on Earth's surface do extrusive cool and crystallize?
Extrusive rocks cool and crystallize on the Earth's surface or just below the surface when volcanic eruptions occur. This rapid cooling results in the formation of fine-grained rocks such as basalt and rhyolite.
Can rocks crystallize?
Yes, when exposed to salt water for a period of time, then they can crystallize.
Do felsic rocks crystallize at lower temperatures?
Yes, felsic rocks crystallize at lower temperatures compared to mafic rocks. This is because felsic rocks have higher silica content, leading to the formation of minerals like quartz and potassium feldspar that require lower temperatures to crystallize.
Is biotite intrusive?
Yes, biotite is typically found in intrusive igneous rocks, such as granite, which form beneath the Earth's surface. Intrusive rocks cool slowly, allowing minerals like biotite to crystallize.
Which type of rocks can turn into an igneous rock through the rock cycle?
A metamorphic rock can melt into magma and then cool and crystallize to become an igneous rock. Or, a sedimentary rock (or sediments) can melt into magma and then cool and crystallize to become an igneous rock. Also, an igneous rock itself can undergo this process of melting and cooling as well.
How do felsic lavas cool to form igneous rocks?
Felsic lavas cool to form igneous rocks when they solidify and harden after being erupted from a volcano. The cooling process can happen either on the surface of the Earth or underground, and the slow cooling allows minerals to crystallize and form the igneous rock.
Do rocks with higher melting points crystallize first?
yes
What term describes igneous rocks that crystallize inside the Earth?
Intrusive igneous rocks.
Which rocks cool much faster extrusive rocks or intrusive rocks?
Extrusive rocks cool much faster than intrusive rocks. This is because extrusive rocks form from lava that erupts onto the Earth's surface, where it cools quickly in contact with air or water. In contrast, intrusive rocks crystallize from magma that cools slowly beneath the Earth's surface, allowing larger crystals to form. Thus, the cooling rate is significantly faster for extrusive rocks compared to intrusive ones.
What rocks cool slowly?
Igneous rocks like granite cool slowly because they form deep underground where there is less heat loss, allowing the minerals time to crystallize and grow. This slow cooling process results in larger mineral grains and a coarse-grained texture in the rock.
What type of the sediment forms from minerals that crystallize from seawater?
Chemical sedimentary rocks, such as limestone and chert, can form when minerals crystallize from seawater. These rocks are typically composed of minerals that precipitate out of solution in bodies of water, including oceans.
