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a ridge in the ocean
Granitic crust does not form at the mid-oceanic ridge. Rather another type of igneous rock Basalt is formed at the Mid-Oceanic ridge. Both are silicate rocks and have a high oxygen and silica content. The difference is that Granite is formed intrusively, that is within the Earth's crust. Basalt is extrusive, that is it is formed above the Earth's surface, such as at the bottom of the ocean at the Mid-Oceanic ridge.
It represents the line of divergence (divergent plate margin) between oceanic plates, where two oceanic plates are moving apart and new oceanic crust is formed.
The Mid-Atlantic Ridge is a classic example of an oceanic divergent plate boundary.
An Oceanic Ridge
a mid oceanic ridge
Its oceanic crust
Trench
a ridge in the ocean
a ridge in the ocean
The Oceanic Crust close to the Mid Ocean Ridge is thinner than that Oceanic Crust far away from the ridge. This is due to tensional forces, as a result of crustal expansion and rock fracturing during the formation of the ridge.the oceanic crust is thinner
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Plates on either side of the Mid-Atlantic Ridge are oceanic plates.
An equal amount of oceanic crust is being subducted at the convergent plate boundaries as is being created at the mid-oceanic ridge.
Granitic crust does not form at the mid-oceanic ridge. Rather another type of igneous rock Basalt is formed at the Mid-Oceanic ridge. Both are silicate rocks and have a high oxygen and silica content. The difference is that Granite is formed intrusively, that is within the Earth's crust. Basalt is extrusive, that is it is formed above the Earth's surface, such as at the bottom of the ocean at the Mid-Oceanic ridge.
It represents the line of divergence (divergent plate margin) between oceanic plates, where two oceanic plates are moving apart and new oceanic crust is formed.