These chakra hearts embody the energy to balance the energy of the 7 chakras (energy centers) within your body. 
Red Jasper: Root Chakra - grounding, stabilizing 
Rose Quartz: Sacral Chakra - emotions, sensuality 
Tigers Eye: Solar Plexus Chakra - ego, self-esteem
Green Aventurine: Heart Chakra - love, connection to Earth
Sodalite: Throat Chakra - communication, acceptance
Lapis Lazuli: Third Eye - intuition, awareness
Amethyst: Crown Chakra - divine connection, spiritual awakening