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 following image shows what mineral property?

• Hardness
• Streak
• Cleavage
• Density

Dull, silky, waxy, pearly, and earthy are terms that best describe which property of minerals?

• luster
• color
• streak
• cleavage

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 naturally occurring, inorganic solid with a crystal structure and a definite chemical composition is referring to

• density
• streak
• mineral
• non silicate mineral

Which of these mineral properties are NOT reliable for identifying minerals?

• luster
• hardness
• color
• cleavage

The way a mineral breaks along its plane of weakness

• fracture

• specific gravity

• luster

• cleavage

A paper clip might stick to a mineral with this property.

• electrical
• magnetic
• streak
• cleavage

The resistance to being scratched is called_________________________

• streak
• luster
• fracture
• hardness