What is a Mohorovicic discontinuity?

The Mohorovičić discontinuity (Croatian pronunciation: [moxorôʋiːt͡ʃit͡ɕ]), usually referred to as the Moho, is the boundary between the Earth's crust and the mantle. read more

The Mohorovicic Discontinuity, or"Moho," is the boundary between the crust and the mantle. The red line in the diagram shows its location. In geology the word"discontinuity" is used for a surface at which seismic waves change velocity. read more

Mohorovičić discontinuity, often called Moho, is the boundary between Earth's crust and mantle - see the image below. It was discovered by Croatian seismologist Andrija Mohorovičić. He discovered discontinuity in velocity of seismic wave propagation when studying an earthquake near Zagreb on October 8, 1909. read more