Minerals

Front

What does it mean if a mineral is vitreous?

Back

It looks glassy.

Front

What is the term for the color of a mineral in powder form?

Back

Streak.

Front

What is a crystal?

Back

The solid, geometric form of a mineral produced by a repeating pattern of atoms.

Front

What is a mineral?

Back

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

Front

Do minerals have a definite chemical composition?

Back

TRUE.

Front

What is luster in relation to minerals?

Back

The way a mineral reflects light, which can be described as shiny, dull, or glassy.

Front

What is the difference between a mineral and a rock?

Back

A mineral is a single substance with a specific chemical composition, while a rock is a mixture of minerals.

Front

What is hardness in minerals?

Back

A measure of a mineral's resistance to scratching.

Front

What is the Mohs scale?

Back

A scale that ranks minerals based on their hardness from 1 (talc) to 10 (diamond).

Front

What is the term for the way a mineral breaks?

Back

Fracture.