Rocks and Minerals

Front

Inorganic, solid materials found in nature are called ___.

Back

minerals

Front

Solid materials whose atoms have an orderly, repeating, pattern are called ___.

Back

crystals

Front

Minerals that split into pieces with smooth planes are said to have ___.

Back

cleavage

Front

Minerals that break apart in jagged ways are said to have ____.

Back

fracture

Front

Melted rock flowing underground.

Back

magma

Front

Forms when melted rock cools on Earth's surface.

Back

extrusive rock

Front

Forms when melted rock cools below Earth's surface.

Back

intrusive rock

Front

The ________ measures how hard a mineral is.

Back

Mohs Scale

Front

___________ is the color of powdered mineral.

Back

Streak

Front

_______ is how easily something can be scratched.

Back

hardness