longshore current
geology
Also known as: longshore drift
Learn about this topic in these articles:
beach placers
- In mineral deposit: Beach placers
…flow of water, called a longshore drift, occurs parallel to the beach. Such a current can produce a beach placer. Beach placers are a major source of ilmenite, rutile, monazite, and zircon. They have been extensively mined in India, Australia, Alaska (U.S.), and Brazil.
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coastal landforms
- In coastal landforms: Longshore currents
…a current is called a longshore current, and it extends from the shoreline out through the zone of breaking waves. The speed of the current is related to the size of the waves and to their angle of approach. Under rather quiescent conditions, longshore currents move only about 10–30 centimetres…
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