Mohs Hardness Scale

Front

What is the Mohs Hardness Scale?

Back

A scale that ranks minerals based on their ability to scratch one another, ranging from 1 (talc) to 10 (diamond).

Front

Who is a scientist that studies rocks and minerals?

Back

Geologist.

Front

What mineral is ranked #1 on the Mohs Hardness Scale?

Back

Talc.

Front

What mineral is ranked #10 on the Mohs Hardness Scale?

Back

Diamond.

Front

Can quartz be scratched by topaz?

Back

True.

Front

What is the hardness of feldspar on the Mohs Hardness Scale?

Back

6.

Front

What mineral is ranked #8 on the Mohs Hardness Scale?

Back

Topaz.

Front

What is the hardness of corundum on the Mohs Hardness Scale?

Back

9.

Front

What is the hardness of fluorite on the Mohs Hardness Scale?

Back

4.

Front

What does it mean if a mineral can scratch another mineral?

Back

It means the first mineral has a higher hardness on the Mohs Hardness Scale.