Minerals Quiz for 5th Graders

Front

What is the main purpose of the Mohs scale?

Back

To measure a mineral’s hardness

Front

What tool is commonly used for the streak test?

Back

Unglazed porcelain plate

Front

What does luster describe in a mineral?

Back

How it reflects light

Front

Which mineral is the hardest on the Mohs scale?

Back

Diamond

Front

What is the color of a mineral’s powder called?

Back

Streak

Front

How can the streak color of a mineral be different from its outside color?

Back

Streak shows the true color, which may be different from the outside

Front

Which luster describes a mineral that looks shiny like metal?

Back

Metallic

Front

If a mineral can be scratched by your fingernail, what does this tell you?

Back

It is very soft

Front

Which mineral is known for being hard, having a glassy luster, and no streak?

Back

Quartz

Front

Why is the streak test helpful for identifying minerals?

Back

It shows the mineral’s true color