China. Rainbow Fluorite is a stone of clarity, focus, and harmony. Known for its ability to balance emotions, enhance intuition, and promote mental clarity, it is often used to align the mind and spirit. This vibrant stone is thought to cleanse the aura, support decision-making, and inspire a peaceful state of being, making it ideal for meditation and self-reflection. Scientifically, Rainbow Fluorite is a calcium fluoride mineral with the chemical formula CaF₂. Its range of colors, from purple to green and blue, is due to varying trace elements and radiation exposure. Rainbow Fluorite has a Mohs hardness of 4.