Mineral Review

Front

What is a mineral?

Back

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

Front

What property of minerals describes how they reflect light?

Back

Luster.

Front

What is Mohs Hardness Scale?

Back

A scale that ranks minerals based on their ability to scratch one another, ranging from 1 (talc) to 10 (diamond).

Front

Which mineral has a hardness of 10 on Mohs Hardness Scale?

Back

Diamond.

Front

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

Back

Streak.

Front

What is the difference between metallic and non-metallic minerals?

Back

Metallic minerals have a shiny appearance and conduct electricity, while non-metallic minerals do not have a metallic luster and are insulators.

Front

What is cleavage in minerals?

Back

The tendency of a mineral to break along flat, even surfaces.

Front

What is fracture in minerals?

Back

The way a mineral breaks when it does not break along cleavage planes, resulting in uneven surfaces.

Front

What mineral is known for its bumpy edges and is non-metallic?

Back

Sulfur.

Front

What is the significance of a mineral's color?

Back

Color can help identify minerals, but it is not always reliable due to impurities.