Respuesta :
A common rock type found within oceanic crust is called basalt rocks. It is dark just like an igneous rock and it is basically a type of lava from a volcano.
Basalt rock is a type of rock, which is commonly found within the oceanic crust.
What is a basalt rock?
A basalt rock is an extrusive rock, which is igneous and a significant part of a basalt rock comprises volcanic rocks. It is generally found within the oceanic crusts, and has very low viscosity.
An image of a basalt rock is added for better reference.
Hence, the significance of basalt rock is given.
Learn more about basalt rock here:
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