Halite is @twosigma's open source artificial intelligence programming challenge.

In the form of a natural crystalline mineral, salt is also known as rock salt or halite. Salt is essential ... methods of food preservation. - Source: Wikipedia ...

Best rock salt for snow If you’re on a tight budget but still want to ensure your pathways are free of ice, Safe Step 3300 Sodium Chloride Crystal Halite/Rock Salt could be the perfect choice.