8th Grade Minerals

The color of a mineral in powder form is called the mineral's 

• hardness
• specific gravity
• luster
• streak

How light reflects off of a mineral is called the mineral's 

• luster
• streak
• cleavage
• fracture

The manner in which a mineral breaks along curved or irregular surfaces

• streak

• cleavage

• fracture

Mass divided by volume

• streak

• density

• hardness

Scientists use mineral ________________ to identify and classify minerals.

• pieces

• names

• properties

• structures

Which one is not a property used to identify minerals?

• streak

• luster

• hardness

• size

A ranking of a minerals from softest to hardest

• streak test
• luster test
• Mohs hardness scale
• fracture

Which mineral test is conducted by scraping a mineral against a ceramic plate and noting the color of the powder left behind?

• streak

• color

• luster

• wonder

What is the LEAST useful way to identify a mineral?

• luster
• streak
• color
• density

Breakage along smooth, flat planes

• fracture
• cleavage
• streak
• ore