This amazing opalized ammonite (as seen in pictures) displays reds, greens, blue, and purples! It is truly one of a kind❤️ It measures 1 inches long, 1.50 inches wide, 3/8" of an inch thick and weighs about 19 grams. It is the perfect addition to any rock collection or sea lover.....it is ready to use in meditation, crafting or enjoy as it is.