Rocks and 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

Diamond has a hardness of ___ on Mohs Hardness Scale.

• 1
• 5
• 8
• 10

How do you test the hardness of a mineral? 

• Throw it against a wall
• Step on it
• Scratch Test
• Kick it until it breaks

A mineral's resistance to being scratched is called?

• streak
• luster
• hardness
• heft

Which of the following is an example of luster?

• Soft
• White
• Metallic
• Hard

Which of the following is NOT a way to identify a mineral?

• Luster
• Hardness
• Heaviness
• Density

Which of the following is NOT a way to identify a mineral?

• Fluorescence
• Streak
• Cleavage/Fracture
• Smell

What is the LEAST useful way to identify a mineral?

• luster
• streak
• color
• density

Which of the following is a way scientists identify a mineral?

• Color

• Streak

• Luster

• Hardness

• All of the above