In ancient texts such as Garuda Puran, Vrhat Samhita, Vrhidjataka and others nine gemstones are mentioned which are associated with nine planets. Gemstone Astrology delves deep into the relationship of astrology with gemstones, its principles, practices and how influencer gemstone can strengthen the positive influence and diminish the negative influence on an individual’s birth chart or kundli which is determined by the positions of celestial bodies at the time of his birth.