Science 8: Chapter 3: Lesson 2

The color of a mineral in its powdered form

• cleavage

• fracture

• hardness

• streak

The way in which a mineral's surface reflects or absorbs light

• cleavage

• fracture

• hardness

• luster

Forms when a mineral breaks along smooth, flat surfaces

• cleavage

• fracture

• hardness

• luster

a mineral's ability to resist being scratched

• cleavage

• fracture

• hardness

• luster

forms when a mineral breaks along rough, uneven surfaces

• cleavage

• fracture

• hardness

• luster

Can you identify a mineral just by its' color?

• Yes

• No

What type of luster is shiny and reflects light off of it

• Metallic luster

• Nonmetallic Luster

• Dull Luster

What type of luster can still be shiny, but is not reflective

• Metallic luster

• Nonmetallic Luster

• Dull Luster

What type of luster is not shiny and is earthy

• Metallic luster

• Nonmetallic Luster

• Dull Luster

Streak is most reliable when used to identify

• metallic minerals

• Nonmetallic minerals

• Dull Minerals