Characteristic Of Metamorphic Rock

Metamorphic rock any of a class of rocks that result from the alteration of preexisting rocks in response to changing environmental conditions such as variations in temperature pressure and mechanical stress and the addition or subtraction of. Here at Quizzcreator we have millions of questions and quizzes So Play this quiz from here at get the full result.

Three Classifications Of Rocks Ppt Video Online Download

Intersection lineation is the most.

Characteristic of metamorphic rock. The simplest planar features may be primary bedding akin to the layering in sedimentary rocks. Protoliths can be igneous sedimentary or. Foliated rocks are characterized by linear streaks that vary in width.

Their transformation may be physical or. Foliation Foliation is an arrangement of flaky layers along the rock that break off easily. Learn about the different textures and parent rocks of metamorphic.

They are crystalline and often have a squashed foliated or banded texture. Heat andor pressure will cause the elements in the original rock to react and re-form. Second is the crystalline mineral content and its texture.

These rocks are physically deformed and chemically changed due to different temperatures and pre ssures. Metamorphic rocks are highly resistant to erosion and are often used in. Many typical characteristic metamorphic minerals form assemblages facies and textures foliation geissosity not found in more typically equigranular igneous rocks.

Metamorphic rocks were once sedimentary igneous or another metamorphic rock. What Are the Characteristics of Metamorphic Rocks. Most metamorphic rocks form when heat pressure or chemically reactive fluids cause changes in preexisting rocks.

The most obvious features of metamorphic rocks are certain planar features that are often termed s-surfaces. Non-foliated metamorphic rocksdo not have these streaks. Metamorphic rocks are classified by their texture which is either foliated or non-foliated and according to their parent rock.

Metamorphic rocks are formed from the transformation of an existing rock or original rock called protolith. Metamorphic rocks are formed by the action of great heat and pressure on igneous sedimentary or other existing rocks. Get the full detail of question Which of the following is a characteristic of metamorphic rock.

Is related to Rock Types and the Landscape Quiz. Lineation Lineation is another characteristic commonly seen in metamorphic rocks. Metamorphic rocks were once igneous or sedimentary rocks but have been changed metamorphosed as a result of intense heat andor pressure within the Earths crust.

Also known as salty. Metamorphic rocks and the processes that create them are key parts of the rock cycle that also includes igneous and sedimentary rocks and processes. The preexisting or parent rocks are called protoliths.

Characteristics of Metamorphic Rock Cataclastic metamorphism occurs along with the tectonic plate faults where the rocks get rubbed with each other which results in the grain size reduction. Which characteristic of metamorphic rocks is not found in sedimentary or igneous rocks. Which of the following is a characteristic of metamorphic rock.

Characteristics of metamorphic rocks These are formed when either igneous or sedimentary rocks are changed. Metamorphism of pelitic rocks during subduction produces chlorite sudoite carpholite and chloritoid at relatively low pressure and Mg-rich garnet talc kyanite andor Si. Transformation of these rocks are classified as one which could not form non foliated rock and is of low grade.

The ingredients of the rocks undergo solid state recrystallization to yield new texture having new characteristics. Thus every metamorphic rock has a parent rock from which it was formed. The protolith may be an igneous rock or a sedimentary rock or another older metamorphic rock.

The rock does not melt or else it would be considered an igneous rock. The elements in the minerals can actually move to form new minerals.

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