It was never really "invented." Rock salt is halite, a mineral.
The address of the Salt Rock is: 5575 Madison Creek Rd, Salt Rock, 25559 9801
Rock salt is not a rock...its just a salt that can be extracted from salty water especially from sea water.
Rock salt and table salt are both sodium chloride - NaCl; table salt is the pure form of rock salt.
Rock salt is chemical!
mixture of rock particle and salt
Rock salt
You can eat rock salt
rocks and salt duhhh
Rock salt
Salt is a mineral. No one invented it.
what is rock salt
The phone number of the Salt Rock is: 304-733-2186.