| 1. | It manifests the collision of a continent and an intra-oceanic island arc.
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| 2. | They consist of a series of island arc called the Insular Islands.
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| 3. | "' Ruang "'is the southernmost stratovolcano in the Sangihe Islands arc.
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| 4. | Characteristic of subduction zones, andesite represents the dominant rock type in island arcs.
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| 5. | Behind this island arc was a new ocean, the Ural Ocean.
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| 6. | These sediments accumulate within the basins on either side of an island arc.
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| 7. | One type of volcanic oceanic island is found in a volcanic island arc.
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| 8. | "It's the infusion of all that granite that turns island arcs into continental crust,"
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| 9. | By the Late Ordovician, this island arc had collided with the North American continent.
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| 10. | First collisions are between continents and island arcs, but lead ultimately to continent-continent collisions.
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