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

Dull, silky, waxy, pearly, and earthy are terms that best describe which property of minerals?

• luster
• color
• streak
• cleavage

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

Mineral containing silicon, oxygen, and usually one or more other elements

• carbonate
• halide
• silicate
• sulfate

A valuable, rare mineral

• ore
• gem
• rock
• bling

A naturally occurring, inorganic solid

• mineral
• rock
• coal
• magma