It can be scratched by a diamond, corundum, topaz, and quartz.
yes graphite can be scrathced by a nail
Yes. A steel nail has a Mohs hardness greater than that of fluorite.
Halite, also known as rock salt, has a hardness of 2-2.5 on the Mohs scale. It is a relatively soft mineral that can be easily scratched with a fingernail or a pocket knife.
No, halite is a chloride
Halite is hard. It can be scratched by a steel file and a knife with difficulty
Marginally. Halite has a hardness of 2 to 2.5, about the same as a fingernail.
Yes!!! The allotrope ' yellow flowers of sulphur' is quite soft and can be scratched with a finger nail.
yes it can be scratched by certain things
Yes
Yes.
It would have to be 5.0 because glass has a hardness of 5.5 and an iron nail has the hardness of 4.5
quartz
It can be scratched by a diamond, corundum, topaz, and quartz.
go seek medical advise
yes graphite can be scrathced by a nail
Yes. A steel nail has a Mohs hardness greater than that of fluorite.