Malachite Heart Necklace. 14kt Gold filled chain. This stunning Green Malachite Heart is set to dangle on a 20" chain & adorned with 2 tiny semi-precious stones. Buy yours today! Malachite is a stone of balance, abundance, manifestation and intention. Malachite absorbs energy and draws emotions to the surface. It clears and activates all Chakras, and is especially helpful in the stimulation of the Heart and Throat Chakras.