Metamorphic Rocks

Front

What is a metamorphic rock?

Back

A metamorphic rock is a type of rock that has been changed from its original form due to heat, pressure, or chemically active fluids.

Front

Can metamorphic rocks form from other metamorphic rocks?

Back

Yes, metamorphic rocks can form from other metamorphic rocks.

Front

What are the two main textures of metamorphic rocks?

Back

The two main textures of metamorphic rocks are foliated and nonfoliated.

Front

What does 'foliated' mean in terms of metamorphic rocks?

Back

Foliated refers to metamorphic rocks that have a layered or banded appearance due to the alignment of minerals.

Front

What does 'nonfoliated' mean in terms of metamorphic rocks?

Back

Nonfoliated refers to metamorphic rocks that do not have a layered or banded appearance.

Front

How are metamorphic rocks classified?

Back

Metamorphic rocks are classified by their texture (foliated or nonfoliated), mineral composition, grain sizes, and how they formed.

Front

Can metamorphic rocks be metamorphosed more than once?

Back

Yes, metamorphic rocks can undergo metamorphism multiple times.

Front

What types of rocks can metamorphic rocks form from?

Back

Metamorphic rocks can form from all types of rocks: igneous, sedimentary, and other metamorphic rocks.

Front

What is the process of metamorphism?

Back

Metamorphism is the process by which rocks are changed by heat, pressure, or chemically active fluids.

Front

Give an example of a foliated metamorphic rock.

Back

An example of a foliated metamorphic rock is schist.