Minerals & Rocks

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

Diamond has a hardness of ___ on Mohs Hardness Scale.

• 1
• 5
• 8
• 10

By definition, a mineral has which of the following characteristic(s)?

• definite chemical composition
• crystal structure
• naturally occuring
• all of the above

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

• density
• streak
• mineral
• non silicate mineral

The solid, geometric form of a mineral produced by a repeating pattern of atoms

• crystal
• density
• element
• fracture 

A mineral's resistance to being scratched is called?

• streak
• luster
• hardness
• heft

The ________ measures how hard a mineral is.

• Miller Scale
• Dishong Scale
• Curly Scale
• Mohs Scale

__________ is if a mineral breaks apart in a jagged or rough layer.

• cleavage

• luster

• fracture