Double Heart.

1. Aquamarine helps to strengthen the ability of expression and persuasion. 2. Aquamarine corresponds to the throat chakra of the human body, which can effectively treat trachea, sore throat, respiratory system and other problems. 3. Aquamarine contains the four elements of earth, water, fire, and wind, and has powerful healing, purification, and well-informed powers. It is the most curative crystal.