Absorbs negative energies and pollutants so is a great  protection stone. Clears and activates the chakras and  attunes to spiritual guidance activating psychic vision. Has a strong affinity with nature and the devic realms. Brings balance and harmony to the heart opening it to unconditional love. A stone of transformation. Releases inhibitions and encourages expression of feeling. Placed on the solar plexus it facilitates deep emotional healing releasing old traumas. Good for cramps and facilitates childbirth. Lowers blood pressure, releases toxins from the liver, treats asthma and enhances the immune system. It treats diabetes when worn at waist.