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It is called the 'protolith' or 'parent rock'.

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Q: What is the original rock called before metamorphism takes place?
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High grade metamorphism?

The high grade metamorphism refers to the metamorphism that takes place at temperatures that are greater than 320 degree Celsius. The high grade metamorphism also takes place at relatively high pressure.


What happen to rock when metamorphism takes place?

It is altered physically by pressure and heat and can align the existing minerals into layers or bands called foliations; new minerals may be formed from the minerals that existed before the metamorphism; aqueous solutions between rock particles are squeezed out; and existing minerals may recrystallize.


Where does dynamic metamorphism take place?

a volcano ?


Where does metamorphism take place?

Most metamorphism takes place deep underground, where high heat and pressure change the rocks, since both increase with depth.


Where does metamorphism most take place?

Most metamorphism takes place deep underground, where high heat and pressure change the rocks, since both increase with depth.


The kind of metamorphism that occurs when rock come into contact with a heat source such as magma and the rock surrounding the heat source get cooked?

It is called contact metamorphism. It takes place when the magma at high temperature tries to break out from the magma chamber, it then comes into contact with the country rock at high pressure and temperature.


What is returning the land to its original place called?

Reclamanation


Does Metamorphisn take place in the solid state with or without fluid activity?

Metamorphism can take place in a solid state. The metamorphism can take place with or without any types of fluid activity, although, the majority is done with fluid activity.


Takes place when magma intrudes rock?

It is called a dyke or dike, and could also be referred to as a discordant igneous intrusion.


What name is used for a movie taking place before the original?

Prequel.


Where do most metamorphism processes take place?

Deep underground from heat and pressure.


What is one of of the original substances before a chemical reaction takes place?

a reactant