Rocks (Book)
TYPE OF ROCKS
- Igneous...
...Igneous rocks form when magma cools below Earth’s surface or lava cools at the surface (Figure).
Lava is molten rock. This lava will harden into an igneous rock.
...Igneous rocks form when magma cools below Earth’s surface or lava cools at the surface (Figure).
Lava is molten rock. This lava will harden into an igneous rock.