Mineral Properties and Identification

In order to be classified as a mineral a substance must be

• man-made

• organic

• able to be scratched by a penny

• naturally occurring

Which mineral property is being shown here?

• luster

• hardness

• cleavage

• streak

Which of these minerals is softer than glass?

• Topaz 

• Corundum 

• Calcite 

• Orthoclase 

Can a glass plate scratch apatite?

• Yes 

• No 

What mineral property is shown in the picture?

• Cleavage

• Hardness

• Streak

• Fracture

on the Mohs Hardness Scale and also used in baby powder.

• halite

• talc

• graphite

• gypsum

The least accurate way to identify a mineral.

• color

• hardness

• streak

• density

This mineral is commonly used in pencil lead.

• halite

• talc

• graphite

• sulfur

The way that a mineral reflects light. It can be metallic or non-metallic.

• streak

• hardness

• fracture

• luster

The study of minerals is called

• meteorology

• geology

• astronomy

• mineralogy