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What is a dynamic to metamorphism?
A process that changes rock due to directed pressure on a rock
What is the difference between regional and contact metamorphism?
Regional metamorphism is the creation of metamorphic rock from large geographically significant processes like plate tectonics. Contact metamorphism is the creation of metamorphic rock from the proximity of an existing rock to a heat source provided by a plutonic intrusion.
What kind of metamorphism occurs when intrusive magma forms a sill between two sedimentary rock strata?
contact metamorphism
How does a sedimentary rock turn into a metamorphic rock then into an igneous rock?
First, through metamorphism, then by melting and magmatism.
Why is sedimentary rock converted into metamorphic rock?
Sedimentary rock is formed generally at low temperature and pressure conditions.Therefore a change in this conditions to higher levels triggers mineralogical change.The driving forces for metamorphism are changes in temperature, pressure, and composition of the environment or strong deformation.These changes cause recrystallization in the solid state as the rock changes toward equilibrium with the new environment.Hence, formation of metamorphic rocks.
What changes the form of existing rock?
METAMORPHISM.
What are changes in metamorphism?
The rock material melts
What is a dynamic to metamorphism?
A process that changes rock due to directed pressure on a rock
What is a dynamic metamorphism?
A process that changes rock due to directed pressure on a rock
Metamorphism involves what two conditions act on the existing rock to change it?
Metamorphism involves the combination of high temperature and pressure acting on the existing rock to change its mineral composition and texture. These conditions can alter the rock without completely melting it, leading to the formation of metamorphic rocks.
Why does the color of sedimentary rock change during metamorphism?
The color of sedimentary rock changes during metamorphism due to minerals. New minerals introduced can change the color of the rock.
What changes when hot fluids migrating into and out of a rock during metamorphism?
grade
When a rock changes due to the surrounding pressure on all sides what has occured?
The rock has undergone metamorphism. Metamorphism is the process in which the mineral composition and texture of a rock change in response to heat, pressure, or chemical reactions. This can result in the formation of new minerals and changes in the rock's appearance and physical properties.
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.
What is prograde metamorphism?
Prograde metamorphism refers to metamorphic processes that occur as rock is buried deeper in the Earth's crust and experiences increasing temperature and pressure. This leads to changes in mineral composition and texture as the rock undergoes metamorphism.
What is the process that changes the characteristics of a rock?
The process that changes the characteristics of a rock is called metamorphism. This involves changes in temperature, pressure, and the presence of chemically active fluids, which can alter the mineral composition and texture of the rock. Metamorphism typically occurs deep within the Earth's crust.
What is the difference between contact and metamorphism?
Contact metamorphism is metamorphism that happens when preexisting rock comes in contact with a molten rock or magma and it melts locally.Regional metamorphism is metamorphism happens when two plates collide the plate that subducts can melt by the heated area.
