igneous rock
Definitions
A type of rock formed through the cooling and solidification of molten magma or lava.
Geological material created by the crystallization of minerals from a high-temperature liquid state.
Examples
Basalt is a common type of igneous rock formed from the rapid cooling of lava.
Geologists studied the granite formation to understand how this igneous rock cooled deep beneath the Earth's surface.
Synonyms
magmatic rock volcanic rock plutonic rock extrusive rock intrusive rock