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Frictional heat, radioactive disintegration/decay, magmatic heat, geothermal gradient, load-pressure effect.

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14y ago

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Related Questions

How do metemorphic rocks form?

they form by heat and presssure


What helps form topsoil?

weathering of rocks.!


What process helps form topsoil EXCEPT?

rocks


What are the two sources of energy that form rocks in the rock cycle?

heat and pressure


What are the two major sources of chemically unreacted rocks?

The two major sources of chemically unreacted rocks are igneous rocks and metamorphic rocks. Igneous rocks form from the cooling and solidification of magma or lava, while metamorphic rocks are formed by the alteration of pre-existing rocks through heat and pressure without melting.


WHAT STEP IN THE CYCLE HELPS SEDIMENTARY ROCK TO FORM?

It's when parts of both igneous and metamorphic rocks are crushed together and then they form sedimentary rocks.


What step in the rock helps sedimentary rock to form?

It's when parts of both igneous and metamorphic rocks are crushed together and then they form sedimentary rocks.


How do metemorphic foilted rocks form?

Metamorphic foliated rocks form under conditions of high pressure and temperature, typically within the Earth's crust. As pre-existing rocks (either igneous, sedimentary, or other metamorphic rocks) undergo metamorphism, their minerals are realigned due to differential stress, creating a layered or banded appearance. This alignment occurs as minerals such as mica, schist, and gneiss develop parallel orientation, resulting in the characteristic foliation. The process often involves recrystallization, where minerals change in size and shape without melting.


What process found at a convergent boundary will help form a metemorphic rock?

At a convergent boundary, the process of subduction plays a critical role in forming metamorphic rocks. As one tectonic plate is forced beneath another, it encounters increased pressure and temperature conditions, leading to metamorphism of the rocks involved. Additionally, the intense heat and pressure can cause existing rocks to recrystallize and change their mineral composition, resulting in the formation of various types of metamorphic rocks.


What 2 things are applied to igneous or sedimentary rocks that make metamorphic rocks form?

Heat and pressure are applied to igneous or sedimentary rocks to make metamorphic rocks form. Heat causes mineral grains to recrystallize, while pressure helps to rearrange the mineral structure within the rock.


Is magma the source of all rocks on earth?

No, while all rocks on Earth were molten at one point, most rock types do not form from magma. Rocks that form from magma or lava are igneous rocks. Most of the rocks at Earth's surface are sedimentary. These rocks form from the remains of rock that have been broken own into tiny pieces or dissolved in water. These components eventually settle, usually in a body of water, and are buried and turned to stone. Metamorphic rocks make up a third category. These form from rocks that have been altered under enormous heat and pressure while remaining solid.


Where are sedimentary rocks from?

Sedimentary rocks come from deposited sediment that are cemented together (usually in water) to form these types of rocks. The rocks are made out of weared-down shells, rocks, inclusions (rock particles) and sand as well as pebbles or other particles. Hope that helps.