plutons
GranitesDioritesGabbrosPegmatitesDykesSillsLayered Igneous intrusions
The largest of all igneous intrusions is called a batholith. Batholiths are formed by the massive invasion of hot magma into country rock.
Igneous Intrusions
Igneous intrusions that are concordant (parallel to bedding planes of country rocks) are known as sills, whereas dykes cut through the bedding.
Sedimentary rocks, extrusive igneous rocks, layered igneous intrusions, foliated metamorphic rocks.
Names given to the different types of igneous intrusions are attributed to their
Igneous rocks can be changed to sedimentary rocks outside of igneous intrusions. This is due to silt built up and weathering.
GranitesDioritesGabbrosPegmatitesDykesSillsLayered Igneous intrusions
Lava is the general term for igneous rock that forms on the surface. Extrusive igneous rock is the more technical term.
The largest of all igneous intrusions is called a batholith. Batholiths are formed by the massive invasion of hot magma into country rock.
Igneous intrusions form when magma cools and solidifies before it reaches the surface. Three common types of intrusion are sills, dykes, and batholiths
These are known as sills.
Igneous Intrusions
Ore deposits
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Igneous intrusions that are concordant (parallel to bedding planes of country rocks) are known as sills, whereas dykes cut through the bedding.
Sedimentary rocks, extrusive igneous rocks, layered igneous intrusions, foliated metamorphic rocks.