Minerals Quiz

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

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

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

Large crystals are going to form

• when lava erupts from a volcano
• when a shallow sea evaporates
• when magma underground cools off
• all of the above