To awaken your heart center, which is your fourth chakra, you need to get to know yourself better, honor yourself more fully, and spend enjoyable quality time with yourself, but above all, you must learn to love yourself unconditionally. Working with pink and green gemstones will help you awaken your heart. Calcite, kunzite, and rose quartz are a few favorites that are easy to find. You may already have these crystals in your collection.