The clue "Black stone" last appeared in the Wall Street Journal crossword on February 5, 2026. The correct answer for this puzzle is "ONYX", a 4-letter word.
Solution ONYX is 4 letters long. So far we haven´t got a solution of the same word length.
There is 1 solutions. The longest is ONYX with 4 letters, and the shortest is ONYX with 4 letters.
Indeed, the puzzle clue "BLACK STONE" has seen a surge in lookups recently (last checked: 14 Apr 2026). Apparently it´s giving players some headaches!
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The solution is 4 letters long.