Jasper is said to be a protective stone. It gives us courage, wealth, and confidence. It is said to calm the nerves, to repel negative energy, and to keep us in control of our emotions. Rose jasper is said to be a symbol of emotional protection and balance. It is a grounding and nurturing stone. Jasper is associated with the Zodiac signs of Aries, Aquarius, Leo, and Virgo. It is the mystical birthstone for the month of October, and one of the birthstones for the month of January.