Warm-up: Minerals

Front

What class does Dolomite - CaMg(CO3)2 belong to?

Back

Carbonates

Front

Which mineral is softer than glass?

Back

Calcite

Front

What mineral property is indicated by the way a mineral breaks along flat surfaces?

Back

Cleavage

Front

What are the defining characteristics of a mineral?

Back

Definite chemical composition, crystal structure, naturally occurring.

Front

What does the size of a mineral mainly depend on?

Back

The time and space allowed for it to form.

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 Mohs scale used for?

Back

To measure the hardness of minerals.

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 irregularly.

Front

What is the significance of a mineral's streak?

Back

The color of the powder left when a mineral is scraped across a surface.

Front

What are silicates?

Back

Minerals that contain silicon and oxygen, often combined with other elements.