Minerals

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​relative scale

Multiple Choice

What property of mineral refers to the way a surface reflects light?

• color

• streak

• luster

• density

Multiple Choice

What property of mineral refers to a mineral's resistance to being scratched? 

• color

• hardness

• cleavage

• breakage

Multiple Choice

What property of minerals refers to the color of a mineral in powdered form?

• hardness

• breakage

• streak

• density

Multiple Choice

TRUE OR FALSE: Streak is more reliable in identifying a mineral than color.

• True

• False

Multiple Choice

What is the best definition of a mineral?

• living substance

• solid, organic substance

• non-living substance

• naturally formed, inorganic, solid