Outermost layer of the two mantle layers.
The top layer of the ocean floor is primarily.
The topmost layer about 500 metres 1 650 feet thick includes lavas made of basalt that is rock material consisting largely of plagioclase and pyroxene.
This is the top layer of the lithosphere which is found in the ocean floor.
This is the top layer of the lithosphere which is found in the ocean floor.
Steep sided volcanoes on the ocean floor that may breach the surface.
It is thinner denser younger and of different chemical composition.
The oceanic crust composed of sima mafic rocks and basalt.
Most of the rest is basalt.
Composed of solid rock most of which flows due to convection currents within the mantle.
There s also coral and more.
The oceanic crust composed of sima mafic rocks and basalt.
Basalt d granite ocean floor configuration 1 9k likes 600 views 300 shares mariana trench is located in the ocean floor.
Oceanic crust differs from continental crust in several ways.
The warm top layer of the ocean that is mixed by currents and is about 300 m deep.
But i ll answer what i think you re asking.
The flat deep portions of the ocean floor.
Includes the asthenosphere and lower lithosphere.
The oceanic crust composed of sima mafic rocks and basalt.
The ocean floor is just the bottom of the ocean so it s nothing but a boundary.
A gently sloping shallow area of the ocean floor that extends outward from the edge of a continent continental crust the portion of the earth s crust that primarily contains granite is less dense than oceanic crust and is 45 miles thick.
The top layer of the ocean floor is primarily a sediment b.