Heart chakra aromatherapy lava stone and moss agate essential oil diffuser bracelet. Apply a drop of your favorite essential oil on the lava beads on your bracelet, and the lava stone beads will carry your favorite scent with you! Heal your senses and connect to your Heart chakra at the same time. Heart Chakra - Represents our ability to love.Lava stone comes from cooled lava, as it comes from the center of the earth, it is a strong grounding stone, that gives energy and strength.Moss agate is considered the most powerful of the agates. It was the agate of warriors, and it helps balance emotional energy.