How do rose quartz crystals work with the heart chakra? The rose quartz crystal, like all quartz crystals, is composed of silica. Quartz is said to work on the heart chakra, radiating a beautiful pink/blue light, and works as an amplifier for energy. The heart chakra is also associated with loving yourself, abundance, forgiveness, and nurturing. Rose quartz can help you recognize if you have lost sight of your true self in an effort to earn love from others or because you are unlovable. Rose Quartz Heart Chakra Properties For the heart chakra, rose quartz brings loving energy to...