Rose Quartz is the stone of unconditional love and infinite peace. It is the most important crystal for the heart and the heart Chakra, teaching the true essence of love. It purifies and opens the heart at all levels. It assists with relationships and attracting love. It is also a very soothing stone and works to remind you that it is OK to have feelings. Rose Quartz also assists with emotional pain and physically works to strengthen the heart and circulatory system and releases impurities from body fluids. Also assists with lung and chest problems.