*****6th Chapter 3 Test: Minerals

Front

What is the process called when particles dissolved in a liquid or a melt solidify and form crystals?

Back

Crystallization

Front

What term describes the way a mineral reflects light from its surface?

Back

Luster

Front

Which of the following is NOT a requirement for a material to be considered a mineral? (Crystalline form, Definite chemical composition, Solid, Formed in a laboratory)

Back

Formed in a laboratory

Front

What is the term for the physical characteristic that describes a mineral's ability to scratch another mineral?

Back

Hardness

Front

What mineral property is indicated by the ability of a mineral to break along flat surfaces?

Back

Cleavage

Front

What is the term for the color of the powder left behind when a mineral is scraped across a surface?

Back

Streak

Front

What is the definition of a mineral?

Back

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

Front

What is the difference between cleavage and fracture in minerals?

Back

Cleavage is the tendency of a mineral to break along flat surfaces, while fracture is the way a mineral breaks in an irregular manner.

Front

What is the Mohs scale used for?

Back

To measure the hardness of minerals.

Front

What mineral is commonly used in the production of cement?

Back

Limestone (which contains calcite).