igneous rock - Students Britannica Kids

igneous rock  Igneous rock Igneous rock is one of the three main rock types, the others being sedimentary and metamorphic rock Magma is called lava when it reaches the Summary Igneous rocks are those formed by the solidification of molten rock This molten material, which we call magma, is formed at depth

The minerals in a phaneritic igneous rock are sufficiently large to see each individual crystal with the naked eye Examples of phaneritic igneous rocks are Because of how igneous rocks are formed, they're the most common type of rock in the Earth's surface In fact, combined with metamorphic rock, igneous rock

Explain how cooling of magma leads to rock compositions and textures, and how these are used to classify igneous rocks; Analyze the features of common igneous Igneous rock classification is based in two main features: the modal mineralogy and grain size, which is also a criterion to distinguish