Margneritte, of Paris, well-known as a distinguished chemist, has discovered a valuable mode of purifying rock and sea salt. The latter ... in this manner all the impurities are separated from ...

The extraction process involves mining rock salt, which is then heavily processed to eliminate minerals and impurities ... Sea salt is available in various grain sizes, from fine to coarse ...

Their fine, natural texture makes for an ... Unlike regular table salt which is heavily processed to remove impurities and ...