There are many different kinds of volcanoes, ranging from the Hawaiian type, which produces gentle ... and heat to create magma from melted rock. This magma surges through the surface of the ...

Look at this wall Connor - it includes the three different types of rock ... What a view - who knew volcanoes and rocks could be so important to building a city? The Black Cuillin on the Isle ...

Volcanic rock is formed when lava or magma cools down and becomes a solid. We call this type of rock igneous rock. Here are three different types of igneous rock from the Museum’s collection.