It depends on how hot it is
How fast it cools
Igneous rocks are formed when lava cools. After a eruption, the lava cools, and the igneous rock is formed.
magma cools to form igneous rock
Pumice stone, I think
igneous
the type of rock formed when lava or magma cools is igneous rock..
A rock that is formed when magma cools is called a igneous rock.
Extrusive igneous rock.
magma cools to form igneous rock
igneous rock
Extrusive igneous rock is formed from the crystallization of minerals as the lava cools.
Intrusive Igneous Rock.