Common salt is a mineral composed primarily of sodium chloride (NaCl) and is a chemical compound belonging to the larger class of salts.
Salt in its natural form as a crystalline mineral is known as rock salt or halite.
As a result has been mined for centuries.
Salt is present in vast quantities in seawater, where it is the main mineral constituent.
The open ocean has about 35 grams (1.2 oz) of solids per litre, a salinity of 3.5%.
As a result sea water is renown for not being drinkable because of the amount of salt it contains.
Salt is essential for human life, and saltiness is one of the basic human tastes. As a result it is highly mined and sought after as a mineral. (source)
Can hamsters eat salt?
Unfortunately, they can’t eat salt at all.
This is because it is not good for them at all and will harm them if even a little is fed to them.