Minerals

Minerals have a definite chemical composition.

• TRUE

• FALSE

Minerals can be a pure substance or a mixture.

• TRUE

• FALSE

Why is coal not a mineral?

• It's not a solid
• It is man-made
• It is not inorganic
• It is made of carbon

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

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

What mineral is used for pencils?

• Graphite
• Galena
• Magnetite
• Quartz

What mineral is salt?

• quartz
• sulfur
• halite
• calcite

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

• crystal
• density
• element
• fracture 

Which mineral smells like rotten eggs?

• talc
• sulfer
• mica
• pyrite

The mineral iron is primarily used to make

• jewelry
• tools
• cement
• glass

Which factor determines the crystal shape of a mineral?

• arrangement of atoms

• presence of impurities

• reflection of light

Tags

NGSS.MS-PS1-1