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Q: What is the average composition of earths continental crust?
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What is the general composition of earths continental crust?

Water


What composition is earths crust?

oceanic crust is made of basalt while continental crust is made of silica rich rocks like granite.


How thick is the earths continental crust?

The continental crust is about 25 to 70 kilometers thick. The average is about 50 kilometers.


What is the composition of continental crust?

The composition of the continental crust is granitic overall, high in silicon and aluminum, when compared to the oceanic crust.


Compared to earths continental crust earths oceanic crust is?

thinner and denser


What forms the elevated part of the earths crust?

continental crust


The layer of the earths crust that is not covered by ocean water is called what?

continental crust


What is the average thickness of Earth's crust?

The Earths Crust can be divided between Oceanic Crust and Continental Crust. Oceanic and Continental Crust are quiet different. The thickness of oceanic crust is between 5km and 10km. It is made of mainly basalt, grabbo and diabise. The thickness of continental crust is between 30km and 50km. It is made up of lighter rocks such as granite.


The continental crust has the average composition of what?

Granite. Most of the crust is composed of granite. Feldspar is the most common mineral in the earth's crust.Silicon, (Si) and Alluminium, (Al).


Why is the main reason that oceanic crust is heavier than continental crust?

Oceanic crust is mafic in composition and continental crust is felsic in composition. Mafic minerals generally have a higher density than felsic minerals and therefore, the oceanic crust is heavier.


Which layer in the earth is similar to the composition of granite?

the Continental Crust


Is the continental crust the land you walk on?

well, to be technical the earths crust is really on the inner outside