These amethysts are the MOST beautiful 13 inches in height Get this amazing piece just in 750$ Amethyst usually grows in geodes, which are hollow rocks with crystal-filled interiors. The surface of the interior is called Druze, which is a term used to describe a natural layer of crystals formed on the crust of a mineral, like, for example, the inside of an Amethyst geode. From the outside, Amethyst geodes often look like ordinary rocks, but inside they contain a wonderland of crystals. Amethyst is a powerful and protective crystal, and is a first choice of many meta physicians. Amethyst was used in ancient times to recover from both physical addictions as well as addictive relationships, and became known as the stone of sobriety. A natural stress reliever, Amethyst encourages and supports inner strength.