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Metamorphic rocks form when an older rock is squeezed and heated deep underground, but not heated enough to melt.

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13y ago
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6mo ago

When metamorphic rocks are heated, the minerals within the rock may undergo recrystallization, transforming into new minerals. This process can lead to the development of new textures and structures in the rock. However, excessive heat can cause the minerals to melt and reform as igneous rocks.

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Q: What happens when metamorphic rocks are heated?
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Rocks that are created when existing rocks are heated or squeezed?

Metamorphic rock


What is the term when rocks are formed when older rocks are heated or squeezed?

If it is squeezed and heated sufficiently to realign the minerals or form new minerals, it is called a metamorphic rock. If it is squeezed and heated enough to melt, then solidify, it would be called an igneous rock.


Metamorphic Rocks form from existing rocks that have been heated and squeezed?

Yes, a metamorphic rocks is an existing rock that has been transformed via heat and pressure.


What rocks are formed from high temperature and pressures?

Igneous, metamorphic, and sedimentary rocks can be changed by high temperatures and pressure, and the resultant rock is called metamorphic, because its form has been changed.


For metamorphic rock to become igneous rock what steps are necessary?

Metamorphic rock can not become igneous rock, however igneous rock can become metamorphic. This process happens over time as the rocks are shifted, compressed and heated by the Earth.


What kind of metamorphic rock is formed where rocks have been heated but not deformed?

a rock with metamorphic minerals but no foliation or lineation


What is the major difference between igneous and metamorphic rocks?

igneous rocks started as melted lava and cooled to be rocks. Metamorphic rock started as a sedimentary rock, and was heated up and put under pressure to create the metamorphic rock. Classic example - igneous = obsidian. Metamorphic = marble (marble is limestone that's been heated and squeezed a lot).


Can you melt metamorphic rocks?

no, the process only happens to igneous rocks


How does metamorphic rock turn to sedimentary rock?

Sedimentary rocks get turned in to metamorphic rocks by heat and pressure. They get heated by magma and convection currents, which causes the rock to change.


What M describes rocks that were formed when existing rocks were heated or squashed?

Metamorphic rock. This can naturally form an existing Sedimentary, Igneous or Metamorphic rock due to exposure to heat and/or pressure.


What m described rocks that were formed when existing rocks were heated or squashed?

Metamorphic rock. This can naturally form an existing Sedimentary, Igneous or Metamorphic rock due to exposure to heat and/or pressure.


Metamorphic rocks can only be formed from?

Well, metamorphic rocks can be formed from sedimentary rock OR igneous rock OR other metamorphic rock that has been pushed far beneath the crust of the earth.