What are festoon island arcs?

What is ISLAND ARC? What does ISLAND ARC mean? ISLAND ARC meaning, definition & explanation - Duration: 3:44. The Audiopedia 857 views · 3:44. 70 Million Years In 2 Minutes - The Himalayas Forming - Duration: 2:28. read more

Each island Arc system conatains two parallel island Arc system , where as outer one comprising folding , thrusting but lacking of volcanic activity but the inner one composed of volcanic islands . read more

An island arc is a type of archipelago, often composed of a chain of volcanoes, with arc-shaped alignment, situated parallel and close to a boundary between two converging tectonic plates. Most of these island arcs are formed as one oceanic tectonic plate subducts another one and, in most cases, produces magma at depths below the over-riding plate. read more

Island-arcs are among the most challenging features of the earth’s surface. Island-arcs border the eastern margin of Asia and appear in the West Indies and the so-called Southern Antilles which form a discontinuous festoon between South America and Antarctica. read more