Igneous Rocks

Front

What type of rock is formed from the solidification of magma or lava?

Back

Igneous rock.

Front

What is the texture of igneous rocks that cool quickly?

Back

Fine-grained.

Front

What is the texture of igneous rocks that cool slowly?

Back

Coarse-grained.

Front

How do coarse-grained igneous rocks form?

Back

From slow cooling magma.

Front

How do intrusive igneous rocks form?

Back

From magma that hardened beneath Earth's surface.

Front

What is an example of an intrusive igneous rock?

Back

Diorite.

Front

What is an example of an extrusive igneous rock?

Back

Basalt.

Front

What is the difference between intrusive and extrusive igneous rocks?

Back

Intrusive rocks form from magma beneath the surface; extrusive rocks form from lava on the surface.

Front

What is the main component of igneous rocks?

Back

Minerals formed from cooled magma or lava.

Front

What is the process of magma cooling and solidifying called?

Back

Crystallization.