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Environmental · L4 · Tectonic plate boundary types and their geological products

Tectonic plate boundary types: convergent, divergent, and transform, with geological products.

by @openstemUpdated Environmental
Tectonic Plate BoundariesDivergent BoundaryPlates move APARTConvergent BoundaryPlates move TOGETHERTransform BoundaryPlates slide PAST each otherMid-Ocean Ridge(Atlantic, Pacific)New basaltic crust createdSpreading rate 2–18 cm/yrContinental Rift(East African Rift)May become new ocean basinOcean-Continent SubductionOceanic plate subducts→ Deep trench + Volcanic arc(Andes, Cascades)Ocean-Ocean SubductionOlder plate subducts→ Deep trench + Island arc(Aleutians, Japan, Philippines)Continent-Continent CollisionNo subduction, crustal thickening→ Mountain belt (Himalayas, Alps)Strike-Slip Fault(San Andreas, North Anatolian)Shallow earthquakesNo new crust, no destruction

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