The clue "rock salt" last appeared in the Wall Street Journal crossword on September 16, 2017. The correct answer for this puzzle is "HALITE", a 6-letter word.
Solution HALITE is our most searched for solution by our visitors. Solution HALITE is 6 letters long. We have 0 further solutions of the same word length.
There are 2 solutions. The longest is MINERAL SALT with 11 letters, and the shortest is HALITE with 6 letters.
Indeed, the puzzle clue "ROCK SALT" has seen a surge in lookups recently (last checked: 01 Dec 2025). Apparently it´s giving players some headaches!
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Solutions are between 6 and 11 letters long.