Top Message
Top Message
Back to Home Page  |  Settings   |  Sign In
Web Education
Viewing 1-1 of 1 total results
Contour Map - an overview | ScienceDirect Topics
A contour map of global crustal thickness (Fig. 6) shows the bimodal division of the earth's crustal thickness.Ocean basins have 6–7 km thick crust (not including 4–5 km of water) and continents have an average thickness of 39.7 km. The crust is typically 30 km thick at the ocean-continent margin and gradually increases toward the continental interior to 40–45 km. Crust that is thicker ...