ES 37 - Mineral Test

The color of the powder left behind when a mineral is rubbed on a white tile is called its ____________.

• Luster

• Streak

• Fracture

• Color

Tags

NGSS.5-PS1-3

When a mineral breaks easily along flat surfaces it has ________.

• Cleavage

• Fracture

• Hardness

• Luster

When a mineral breaks apart in an irregular way it has _____________.

• Cleavage

• Fracture

• Luster

• Hardness

Atoms are arranged in a regular, repeating pattern. Classified by the number of faces and measure of angles. What property is this?

• Hardness

• Luster

• Density

• Crystal Structure

You look at a mineral to find this property. Many minerals can have more than one.

• Luster

• Cleavage

• Color

• Streak

Tags

NGSS.5-PS1-3

The mineral's ability to scratch another object. Tools used to test this include glass, fingernail, steel, and a copper penny.

• Luster

• Hardness

• Density

• Streak

The scale used to measure hardness of minerals is called the _______.

• Bob's Hardness Scale

• Moh's Hardness Scale

• Mike's Hardness Scale

• The Hardness Scale

Which test is not reliable in identifying minerals

• streak
• luster
• specific gravity
• color

Tags

NGSS.MS-PS1-2

Which of these minerals is softer than glass?

• Topaz 
• Corundum 
• Calcite 
• Orthoclase 

Can a penny scratch fluorite?

• Yes 
• No