Minerals and rocks

●Rock that forms when magma cools and turns to solid rock.

●Rocks that form from hardened layers

of sediment.

●Rocks that have formed as the result of

 great heat and pressure

When limestone or chalk is heated and squeezed (Heat and pressure) ................................ is made.

Igneous granite becomes the metamorphic rock ....................... due to heat and pressure .

the rocks continually

change from one type to another type of rock.

• rock cycle

• rock pattern

is how a mineral’s surface reflects light.

Mineral’s .......................... is its color in powdered form.

How easily a mineral can be scratched.

is the hardest mineral and may be used to make cutting tools.