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most granite but the oceanic crust is mostly made of basalt.

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13y ago

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What substances make up most of the earth's crust?

The crust is composed of rock. The rock of the crust is composed of predominately silicate minerals. The element in the crust with the highest percentage is oxygen.


How many types of rock make up earth crust?

3


Gigantic slabs of rock that make up Earth's crust?

tectonic plates!


What force squeezes the rock in the Earth's crust?

Stress forces squeeze or pull the rock in the Earth's crust.


Is the Earth's crust made of magma or rock?

The Earth's crust is made of solid rock, not magma. Magma is molten rock beneath the Earth's surface, while the crust is the outermost solid layer of the Earth.


What rock makes up 90 percent of the earth's crust?

Igneous rock comprises the majority of Earth's crust.


What percentage of Earth's crust is metamorphic rock?

According to 118 118, metamorphic rocks make up about 85% of the earth's Continental crust. According to wiki.answers, 75-80% of the earth's surface is composed of sedimentary rock. 20-25% left to be composed of igneous and metamorphic rock.


What are earth plate composed of?

Crust - solid rock.


How does tension change shape of Earth's crust?

because when it acts on the surface it stretches the rock to make craters or " dents" on the crust.


Is the inner part of the earth crust hot melted rock?

Well, the earth's crust is like hot rock, but not melted.


What is the crust of the earth's interior made of?

The Earth's crust is on the exterior, not the interior; that is why it is called the crust. It is on the outside. It is made mostly of rock, of various kinds. The rock of the crust is on average less dense than the rock of the mantle, which lies beneath the crust.


What rock is most commonly found in the Earth's crust?

Igneous rock, and specifically basalt.