Rocks and Minerals

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

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

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 something breaks into smooth flat layers.

• fracture
• cleavage
• streak

What does inorganic mean?

• Something that is living
• Something that is dead, but was once living
• Something that was never living

Which of the following is NOT a way to identify a mineral?

• Luster
• Hardness
• Heaviness
• Density