Question

Is one type of igneous rock that has erupted from volcanoes or seafloor fissures, or freeze at shallow depths. this type of rock cools quickly and under low pressures, and are typically finer grained and glassy?

Answer 1

Lava erupts on the sea floor also the type of rock that cools quickly is Magma and are finer grained and glassy.

Hope this helps

Answer 2

The answer to the question is ( extrusive ) if its a typed answer question.