Showing posts with label Crust. Show all posts
Showing posts with label Crust. Show all posts

Wednesday, January 19, 2011

Geology Word of the Week: L is for Lithosphere

Mantle Hills, Oman, January 2009.
def. Lithosphere:
1. The cool, outer layer of the Earth that deforms in a brittle manner.
2. Although often mistaken for the crust, a layer of the Earth that actually consists of both the crust and part of the upper mantle.