A topaz
Calcium
You can scratch any mineral against a mineral with a higher place. Talc maybe?
Corundum- which can only be scratched by diamond. Diamond cannot be scratched by any other mineral.
Talc is the softest mineral and can be scratched by any other mineral.
A topaz
Calcium
minearls
You can scratch any mineral against a mineral with a higher place. Talc maybe?
Corundum- which can only be scratched by diamond. Diamond cannot be scratched by any other mineral.
Talc is the softest mineral and can be scratched by any other mineral.
A diamond. Actually, a diamond can be scratched my other minerals.
no
no
No
Diamond are only scratched by diamonds.
potassium feldspar