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The average continental rock is less dense than the average oceanic rock. This is why when an oceanic and continental plate collide, the continental plate does not get subducted. There are varyations within the continental plates however, with some rocks being muck more dense and some being much less dense than the average.

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Q: Which rock is denser continental or oceanic rock?
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Related questions

Which is denser Oceanic Crust or Continental Crust?

The Oceanic crust is denser than the continental crust


When oceanic plates collide with continental plates the oceanic plate goes under the continental plate because?

The oceanic plate subduct under the continental because oceanic is made from basalt(rock) which is denser than andesite and granite(continental)


Which type of plate is denser continental or oceanic?

oceanic as it is colder; therefore denser


Is the Nazca Plate oceanic or continental?

The Oceanic plate denser than the continental plat because it contain magnesium,which is denser than aluminum found in continental plates.


Is oceanic continental crust denser?

Yes it is


Why is oceanic plate denser than continental plate?

Oceanic plates are primarily made up of basaltic rock while continental plates are primarily made of granitic rock. Basalt is denser than granite which allows oceanic plates to subduct beneath continental plates.


Oceanic crust is what than continental crust?

Oceanic crust is thinner and denser than continental crust.


Why are oceanic plates lower than continental plates?

Because continental plates are denser than oceanic. That is why oceanic and continental plates cause subduction zones.


Oceanic crust is denser than the continental crust because it contains more of which three elements?

Magma,rock,iron


How do continental crust differ from oceanic?

Continental crust is predominantly composed mostly of rock of a granitic composition, higher in silica and aluminum, with layers of sedimentary rock above. Oceanic crust is predominantly basaltic (higher in iron and magnesium), darker, thinner, more dense, and formed from rapid cooling of lava.


When an oceanic plate collides with a continental plate which plate is subducted?

When an oceanic plate and a continental plate collide, the oceanic plate is always subducted. Oceanic plates are denser than continental plates, and they have a higher iron content. Since they are denser, oceanic plates always sink below the continental plate in the event of a collision.


Differences of the continental crust and oceanic crust?

Thickness - continental = much thickerDensity - oceanic crust is denser than continental, which is why the oceanic crust subducts under the continental at destructive plates boundaries.