Rock and Minerals

Front

What type of rock can be foliated or non-foliated and is changed by pressure and heat?

Back

Metamorphic rock.

Front

What scale ranks ten minerals from softest to hardest?

Back

Mohs scale.

Front

What is an irregular break in a rock called?

Back

Fracture.

Front

What is the process that changes one type of rock into another type of rock?

Back

The rock cycle.

Front

What type of rock is granite?

Back

Igneous rock.

Front

What are the three main types of rocks?

Back

Igneous, sedimentary, and metamorphic.

Front

What is the main characteristic of sedimentary rocks?

Back

They are formed from the accumulation of sediment.

Front

What is the process of forming sedimentary rocks called?

Back

Lithification.

Front

What is the difference between cleavage and fracture in rocks?

Back

Cleavage is a smooth break, while fracture is an irregular break.

Front

What type of rock is formed from cooled magma or lava?

Back

Igneous rock.