answersLogoWhite

0


Best Answer

Olivine.

User Avatar

Wiki User

13y ago
This answer is:
User Avatar

Add your answer:

Earn +20 pts
Q: What is the lower layer of the mantle composed of?
Write your answer...
Submit
Still have questions?
magnify glass
imp
Related questions

What is the earth's lower mantle?

The lower mantle of the Earth is the layer directly above the core. It is very dense, hot, and composed of thick rock.


What part of the mantle is the asthenosphere found?

The asthenosphere lies in, and is the upper ductile part of, the mantle. It is the layer directly underneath the lithosphere; the layer composed of the crust and uppermost rigid mantle.


What layer is Composed of peridotite?

Mantle


What is the lower layer of the mantle called?

The mesosphere


Which layer of the is composed of liqiud iron and nickel?

mantle


What is the lower mantle made out of?

The earth's lower mantle is composed of an olivine mineral with a perovskite structure.


What contains the lower mantle?

The mantle extends to the core-mantle interface at approximately 2900 km depth. Thus, the mantle contains the lower portion of the lithosphere, the asthenosphere, and the mesosphere. The crust is made of the upper portion of the lithosphere.


The strong lower part of the mantle is a physical layer called the?

lower mantle. Or


Is the second layer of the earth the upper mantle or the lower mantle?

upper mantle


What is is the meaning of Earth's lower mantle?

The lower mantle is the portion of the Earth's mantle layer that extends from a depth of 670 km to 2798 km from the surface. Minerals present in the rock of the upper mantle become unstable at these depths. Little is known about the lower mantle other than that seismic waves indicate it is fairly homogenous in lithology and therefore density.


What layer contains the lithosphere asthenosphere and mesosphere?

The layer containing the Lithosphere, Asthenosphere and Mesosphere is the Mantle. The Upper Mantle composes of the Lithosphere while the Lower Mantle composes the Asthenosphere.


What is the solid lower layer of the mantle?

The mesosphere