minerals

Mickey has 2 different pieces of quartz. One is pink and one is blue. Which property is the least likely to be the same for the 2 samples?

• cleavage

• color

• hardness

• streak

Daisy has a galena. She describes it as cubic, gray, metallic, and opaque. Which term describes galena's luster?

• cubic

• gray

• metallic

• opaque

Which samples are most likely to be the same mineral?

• 1 and 2 only

• 1 and 3 only

• 2 and 3 only

• 1, 2, and 3

Tags

NGSS.MS-PS1-1

NGSS.MS-PS1-2

You find a mineral at the park, and you want to identify the properties of the mineral. What is the least likely way to be able to identify it?

• color

• hardness

• luster

• texture

If Minnie runs 2 minerals along a streak plate, what should she observe to compare the minerals?

• whether the powder is dull or shiny

• whether the rock scratched the plate

• the color of the line on the plate

• the shape of the powder crystals

How do scientists use the Mohs' hardness scale?

• No 2 minerals have the same hardness

• Minerals with the same hardness are usually the same color

• A mineral can scratch another mineral only if it has lower hardness

• Minerals will scratch other minerals only if the have the same hardness

What property are you measuring when you rub a mineral across a white tile?

• cleavage

• color

• luster

• streak

What does the Mohs' scale tell you about diamonds?

• Diamonds can scratch any other material

• Diamonds weigh more for a given size than any other mineral

• Diamond is the only mineral that does not leave a streak on a tile plate

• Diamond is the only mineral that will not break when hit with a hammer

What is the hardest mineral?

• corumdum

• diamond

• quartz

• talc