This 9 gemstones are connected with 9 planets (Red Ágate-Sun, Pearl-Moon, Coral-Mars, Green Ágate-Mercury, Yellow Ágate-Jupiter, Blue Ágate-Saturn, Garnet-Rahu, Tiger's Eye-Ketu).
It,s auspiciouse to wear a mala that represent the 9 major planets of sun according hindu Vedic astrology system.