magma forced into older rocks at depths within the Earth's crust, which then slowly solidifies below the Earth's surface, though it may later be exposed by erosion.
Igneous intrusions form a variety of rock types. See also extrusive rock .
magma forced into older rocks at depths within the Earth's crust, which then slowly solidifies below the Earth's surface, though it may later be exposed by erosion.
Igneous intrusions form a variety of rock types. See also extrusive rock .
Britannica English dictionary. Английский словарь Британика. 2012