During the Hayabusa2 mission, scientists collected samples from Ryugu and brought them back to Earth in December 2020. These samples contained sodium carbonate, halite (rock salt), and sodium ...

In September 2005 Afar herders in northern Ethiopia watched in amazement as the Earth yawned open and swallowed ... leaving behind thick layers of salt. This "white gold" has long been an ...

This operation could be advantagQously applied to pnrifying rock salt. This salt, which is perceptibly purer than sea salt, nevertheless contains earth and foreign matters, which give it a brown ...

A national shortage of rock salt – a common product used to treat roads during icy weather – is causing issues across the winter-weary U.S. In New York, Gov. Kathy Hochul declared a state of ...