Crossword clues for the word: BASALTIC The word BASALTIC has appeared as an answer to at least 9 crossword clues on different crossword puzzles. Crossword clues for BASALTIC Showing 1 to 9 of 9 results Clue(s) "Of a dark, volcanic rock" Break a slab, turning over about one ton of rock Like block lava Like dark igneous rock Like much Hawaiian lava Like rock found at midocean ridges Like some lava Like the Rosetta Stone Of a dark gray rock