Question

Talc can be scratched by all other minerals because it has a 1 on the ______ scale. Diamonds on the other hand cannot be scratched by any other mineral (besides another diamond) because it is a 10 on the ___ scale

Cutting tools - Moh's scale of hardness ...

a
Luster
b
Streak
c
Crystal structure
d
Hardness

Answer 1

Talc can be scratched by all other minerals because it has a 1 on the **hardness** scale. Diamonds, on the other hand, cannot be scratched by any other mineral (besides another diamond) because it is a 10 on the **hardness** scale.

So, the correct answer is **d Hardness**.