Crossword clues for the word: HORNBLENDE The word HORNBLENDE has appeared as an answer to at least 5 crossword clues on different crossword puzzles. Crossword clues for HORNBLENDE Showing 1 to 5 of 5 results Clue(s) Aluminous mineral Amphibole Black or greenish-black mineral found in igneous and metamorphic rocks Green to black mineral He pens new book to contribute on gold mineral