Sodium Hexafluoroaluminate: Na3AIF6

Cryolite is also known as Ice Stone. This is due to the fact that Cryolite has a similar refractive index to water, causing colourless specimens to apparently disappear when immersed in water. 

Cryolite stimulates the base and crown chakras providing a clear channel for the flow of energy. It is known as the balancer of energy flow acting as a regulator for optimal physical health. It acts to support those who are engaged in public speaking acting to calm the nerves. 

Cryolite can be useful in treating eye infections and has been used to reduce chills