Australia: The Land Where Time Began

A biography of the Australian continent 

Components of Subduction Zones

Some subduction zones extend down from the surface to the core-mantle boundary, the transition zone being at a depth of 660 km

Sources & Further reading

1. Stern, Robert J. "Subduction Zones." Reviews of Geophysics 40, no. 4 (2002): 3-1-3-38.