Blue salt is formed over millions of years through the evaporation of ancient seawater, leaving behind dense salt deposits rich in natural minerals. The blue color comes from light scattering in the salt crystals and trace mineral content, including sylvinite and potassium chloride. Unlike artificially colored salts, the mesmerizing blue of this salt is completely natural, making it b... https://www.youtube.com/watch?v=viQ1II1eDRY