The eruptions melted the ice, so the hot magma contacted with water and caused violent explosions.

It is possible that life exists near volcanoes or underground reservoirs of hot magma.

Some diatreme explosions may result from the interaction of hot magma and relatively shallow groundwater.

Basically, the hot magma heats the water so that it becomes steam.

It felt like a mix of hot magma and poison.

Such deformation - swelling or deflating - means that there is hot magma somewhere below.

Eventually this vapor film will collapse leading to direct coupling of the cold water and hot magma.

God, if this kept up, he thought, they would soon reach the flaming hot magma lying miles under the Earth's crust.

Sometimes hot magma just travels under the surface.

The Breadknife was formed when hot magma spread through a soft rock.