back-arc region

C36824
concept

A back-arc region is the tectonic area located on the side of a volcanic arc opposite the subducting plate, often characterized by extension, rifting, and associated magmatism.

Observed surface forms (2)

Surface form Occurrences
back-arc basin system 2
back-arc basin volcanic system 1

Instances (4)

Instance Via concept surface
Cascadia back-arc region
Tyrrhenian back-arc basin system back-arc basin system
Tyrrhenian Sea volcanic province back-arc basin volcanic system
Kermadec–Taupō volcanic region back-arc basin system