Igneous Rocks

Front

What are intrusive igneous rocks characterized by?

Back

Coarse grained texture due to slow cooling of magma beneath the Earth's surface.

Front

What type of grains do rocks formed from lava have?

Back

Fine grains due to rapid cooling of lava at the Earth's surface.

Front

What type of rock forms from the cooling of molten rock at or below the surface of the Earth?

Back

Igneous Rock.

Front

What does it mean if an igneous rock is considered fine grained?

Back

It has small or no crystals due to rapid cooling.

Front

Is lava found above or below ground?

Back

Above ground.

Front

What is the process called when molten rock cools and solidifies?

Back

Crystallization.

Front

What are the two main types of igneous rocks?

Back

Intrusive and extrusive igneous rocks.

Front

How do intrusive igneous rocks form?

Back

From the slow cooling of magma beneath the Earth's surface.

Front

How do extrusive igneous rocks form?

Back

From the rapid cooling of lava at the Earth's surface.

Front

What is an example of an intrusive igneous rock?

Back

Granite.