igneous rock
extrusive igneous rock
lava
lava
magma
pressure from the heat under the earths surface
Most silicate minerals are formed when molten rock cools at either the earths surface, or deep underground.
Lava
It is called magma
Lava. Note: Magma cant erupt, volcanoes do. Magma is just the word for molten rock beneath the earths surface, lava is for molten rock above the earths surface.
The molten rock material that flows over the earth's surface is known as magma. This is what will be emitted from a volcanic eruption.
it cools and becomes igneous rock
molten rock called lava when it is on the earths surface and magma when it is beaneath the surface