Mackerel is a kind of colored gems, which consists of beads of various colors. These colors may include, but are not limited to, blue, green, purple, red, yellow, orange and pink. Different shark beads have different color schemes and can present different tones. These different colors bring unique beauty and charm to pearls, making them one of the favorite gems for jewelry lovers and collectors. The color composition of mackerel beads is diverse and rich.