magma

Magma is hot rock found below Earth's surface.

Magma is what erupts from the volcano.


Source
https://www.google.com/url?sa=i&rct=j&q=&esrc=s&source=images&cd=&ved=0ahUKEwjosYy1kZ7MAhUBjz4KHXjUCxAQjB0IBg&url=http%3A%2F%2Fwww.windows2universe.org%2Fearth%2Finterior%2Fmagma_chamber.html&psig=AFQjCNGzsFZdP00EaZpXdXVrMDpdzmJylA&ust=1461273301114794

mantle

The mantle is one of Earth's layers. It is located between the core and outer layer. Magma forms in the mantle.


Source
http://www.ducksters.com/science/earth_composition.gif