It's called an intrusion.
Depending on just how the igneous rock (molten rock) enters into the existing rock, you can have dikes, sills, plutons and batholiths.
A plutonic intrusion.Igneous rock.
The magma that squeezes into vertical cracks between rocks and then hardens is called a dike. Dikes are tabular bodies of igneous rock that cut across the existing rock layers.
Molten rock is called magma.
Crystals usually form from molten rock as the molten rock gradually cools.
Molten rock is called magma when it is underground and lava when it reaches the surface.
Molten rock that has erupted is called Lava, however if it has not erupted it is called Magma.
Magma
molten rock under the world is called magma.
Molten rock on the Earth's surface is called lava.
Molten rock that reaches the Earth's surface is called lava.
Molten rock is called magma when it is inside the earth. Its called lava when it reaches the Earth's surface.
its called igneous rock.