Minerals Copy

Front

What is the term for how a mineral reflects light from its surface?

Back

Luster

Front

Which characteristic is NOT true for minerals?

Back

Organic

Front

What size are mineral crystals that form from slowly crystallized magma underground?

Back

Large

Front

What is the name of the scale that ranks minerals from softest to hardest?

Back

Mohs hardness scale

Front

How reliable is color as a physical property for identifying minerals?

Back

It is not reliable on its own. It should not be used alone to identify a mineral.

Front

What is a mineral?

Back

A naturally occurring, inorganic solid with a definite chemical composition and crystalline structure.

Front

What is the process called when minerals form from cooling magma?

Back

Crystallization

Front

What is the term for the way a mineral breaks along flat surfaces?

Back

Cleavage

Front

What is the term for the color of the powder left by a mineral when it is scratched on a surface?

Back

Streak

Front

What is the term for the resistance of a mineral to being scratched?

Back

Hardness