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What kind of metamorphism occurs when intrusive magma forms a sill between two sedimentary rock strata?
Wiki User
∙ 9y ago
contact metamorphism
Wiki User
∙ 9y ago
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If metamorphism occurs due to heat generated by magma it is called what?
It is called contact metamorphism.
What kind of rock does not require heat to form?
Sedimentary rock. Because when weathering and erosion occurs to igneous rock, the igneous become sediments and the sediments condense and cool, forming sedimentary rock. Therefore, sedimentary rock doesn't need heat to form.
How do rocks turn in to sedimentary rock through the rock cycle?
Limestone, from heat, can melt into magma. Mainly, it is weathered and eroded back into calcium carbonate solution in the sea, with its insoluble fraction left as the sediment from which it was created. Lastly, heat and pressure (contact metamorphism) can alter it into marble (a metamorphic rock).
What is metamorphic?
Metamorphism is the process by which any kind of rock is changed into a metamorphic rock. Metamorphism uses heat and pressure to change the chemistry within a rock. An igneous rock will get "cooked" and look differently after the metamorphose. A sedimentary rock is composed by debris from older pre-existing rocks deposited in layers. These layers will become bent and the new rock will look "squeezed" after the metamorphose. Examples of metamorphosed rocks: Granite - Gneiss Shale - Slate Limestone - Marble
What occurs when sedimentary rocks are deposited on top of uplifted and eroded metamorphic or igneous rocks?
An uncomformity will occur in the rock record.
What occurs when heat from nearby magma causes changes in the surrounding rocks?
intrusive metamorphism
What happens when sedimentary rocks are physically and chemically changed?
Metamorphism occurs and they change to metamorphic rocks
What two geological processes are involved in changing sedimentary rock to a metamorphic rock?
The two processes resulting from sedimentary into metamorphic rock are known as contact metamorphism and regional metamorphism. Regional metamorphism most notably involves two tectonic plates colliding, while contact metamorphism occurs due to the intrusion of magma.
Difference between regional and local metamorphism?
regional metamorphism occurs over a large area while local metamorphism occurs over a small area.
Describe the 4 kinds of metamophism?
Cataclastic meta rocks are formed from rocks grinding past each other in fault zones. Burial metamorphism creates altered rock simply from overburden pressure. Contact metamorphism occurs from exposure to heat from an intrusive magma body. Regional metamorphism occurs from pressure and heat caused by tectonic forces.
If metamorphism occurs due to heat generated by magma it is called metamorphism?
It is called contact metamorphism.
What two processes can change a rock into a metamorphic rock?
The two processes resulting from sedimentary into metamorphic rock are known as contact metamorphism and regional metamorphism. Regional metamorphism most notably involves two tectonic plates colliding, while contact metamorphism occurs due to the intrusion of magma.
What type of rock can only form deeply underground?
Only an intrusive igneous rock forms underground, but you can argue that all metamorphism occurs underground. The issue here is that when the metamorphism is thermal, often the ground it is under has only just been formed (i.e. a lava flow). To avoid confusion, only regional metamorphism can take place underground. The rocks formed by regional metamorphism and intrusive magma cooling are rocks with crystalline texture.
Bural metamorphism occurs when hot magma or lava comes in contact with rock?
No. This is contatc metamorphism. Burial metamorphism occurs when rock is altered due to the weight of overlying rock.
Which kind of metamorphism occurs next to intrusion of Molten Magma?
Contact metamorphism.
If metamorphism occurs due to heat generated by magma it is called what?
It is called contact metamorphism.
What causes contact metamorphism?
contact metamorphism occurs when hot magma bakes rocks
