Crossword clues for the word: SCANDIUM The word SCANDIUM has appeared as an answer to at least 5 crossword clues on different crossword puzzles. Crossword clues for SCANDIUM Showing 1 to 5 of 5 results Clue(s) Metal in aluminum alloys Metallic element Metallic element that's #21 on the periodic table Rare-earth element named after where it was discovered Silvery-white metallic element; symbol Sc