Accretion (geology)

In geology, accretion is a process by which material is added to a tectonic plate at a subduction zone, frequently on the edge of existing continental landmasses. The added material may be sediment, volcanic arcs, seamounts, oceanic crust or other igneous features.^[1]^[2]^[3]

^ Ballard, Robert D. (1988). Exploring our living planet. National Geographic Book Service., National Geographic Society (U.S.) (Rev. ed.). Washington, D.C.: National Geographic Society. ISBN 0-87044-760-2. OCLC 18325626.
^ Sattler, Helen Roney (1995). Our patchwork planet : the story of plate tectonics. Maestro, Giulio (1st ed.). New York: Lothrop, Lee & Shepard Books. ISBN 0-688-09312-4. OCLC 21372888.
^ Van der Pluijm, Ben A.; Marshak, Stephen (2004). Earth structure : an introduction to structural geology and tectonics (2nd ed.). New York: W.W. Norton. ISBN 0-393-92467-X. OCLC 53231817.