Sediments that are scraped off the subducting plate usually builds up in an accretionary wedge.
What is an accretionary wedge?
An accretionary wedge is also referred to as accretionary prism form and it can be defined as a mass of sediments that are scraped off an oceanic crust region, especially during subduction and build up at a continental crustal plate.
This ultimately implies that, sediments that are scraped off the subducting plate usually builds up in an accretionary wedge.
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