Rocks and Minerals

Which property of minerals does the photo represent?

• fracture
• streak
• luster
• cleavage

If a mineral can scratch topaz what is it's hardness range?

• 8 - 10
• 7 - 1
• 8
• unknown

Which mineral property is being shown here?

• luster
• hardness
• cleavage
• streak

Which of the following is NOT a characteristic of a mineral?

• streak
• crystal structure
• inorganic
• chemical composition

The color of the powdered form of a mineral found by rubbing a mineral against a white tile.

• Luster
• Cleavage
• Streak
• Fracture

The tendency for a mineral to split along specific planes of weakness to form, smooth flat surfaces.

• Cleavage
• Fracture
• Crystallization
• Fracture

What is the scale that is used to indicate hardness of a mineral?

• Red Scale
• Moh's scale
• Einstein Scale
• Fracture Scale

If a mineral does not break smoothly, and leaves an uneven surface:

• cleavage
• fracture
• hardness
• inorganic

A naturally occurring, inorganic solid which has a definite crystalline structure

• Mineral
• Element
• Compound
• Rock

What term refers to the regular, geometric shapes that occur in many minerals?

• fracture
• crystal
• composition
• none of the above