Minerals

For an object to be a mineral, it should have which of these characteristics?

• Be magnetic

• Be naturally occurring

• Be a solid, liquid or gas

• Be made from organic matter

When water is __________ it can be classified as a mineral.

• solid

• liquid

• gas

Yes, water is a mineral when it is solid. This is because ice is _______________.

• a solid

• not crystalline

• organic

Which tool can help you identify if a substance has a crystalline structure?

• a magnet

• a beaker

• a microscope

• a triple beam balance

A fossilized seashell is not a mineral because it is

• naturally occurring

• organic

• solid

Which of these are characteristics that minerals have? You may choose more than one.

• solid

• made by people

• organic

• definite chemical formula

• shiny

In which of these places can a mineral be made? You may choose more than one.

• river bed

• in a lab

• underground

• buried under sand

• by animals

A scientist wants to identify the streak color of a mineral. What material does he need?

• beaker of water

• magnifying glass

• a copper penny

• a tile

A scientist wants to identify the luster of a mineral. What tool could they use?

• beaker of water

• magnifying glass

• a magnet

• a tile

If a mineral cannot leave a scratch behind on glass but can be scratched with a copper penny, which of these are possible measures of its hardness?

• 1

• 2

• 3

• 4

• 5