Minerals

The same mineral can come in several different colors.

• True

• False

Which mineral is the same color as gold?

• Topaz

• Pyrite

• Talc

What is the color of a minerals powder when rubbed against a piece of porcelain called?

• Luster

• Mohs

• Streak

What is the way the surface of a mineral reflects light called?

• Luster

• Mohs

• Streak

Tags

NGSS.MS-PS4-2

What do scientists use to determine the hardness of a mineral?

• Luster

• Mohs Hardness Scale

• Streak

What is the softest mineral with a Mohs Hardness number of one?

• Talc

• Quartz

• Diamond

Tags

NGSS.MS-PS1-1

What is the hardest mineral with a Mohs hardness number of 10?

• Talc

• Quartz

• Diamond

What is the tendency of a mineral to break along flat surfaces called?

• cleavage

• fracture

• break

What is it called when a mineral breaks along an irregular or curved surface?

• cleavage

• fracture

• break

How does quartz break?

• cleavage

• fracture