Crust
By Earthquake Hazards Program
2021 (approx.)
Detailed Description
A diagram showing the Earth's crust with continental and oceanic crust.
The crust is the outermost major layer of the earth, ranging from about 10 to 65 km in thickness worldwide. The uppermost 15-35 km of crust is brittle enough to produce earthquakes.
Sources/Usage
Public Domain.