In many religious and spiritual traditions, gemstones are believed to possess energy and are used for various purposes, including healing, meditation, and enhancing spiritual practices. For instance, in Christianity, some believe that crystal symbolizes spiritual purity and perfection.

some poets and authors during the Middle Ages used imagery of crystals in their writing in an unexpected manner.

crystal symbolized spiritual purity and perfection and was often used in religious contexts, especially in Christian churches where it was used to decorate Gospel books and other important religious items.

In Western Christianity, crystal was often mentioned in writings and used to decorate important religious objects, as it was thought that crystal manifested transcendence and the light of the heavens. For the religious, the stone symbolized purity, faith and perfection. For example, it was used to described the purity of the Virgin Mary.

In the Middle Ages, people also thought that crystals would bring a spiritual presence. People had this hunger to have something physical that embodies faith and spirituality.

The use of healing crystals is prevalent in various cultures throughout history. Ancient Egyptians, Greeks, Romans, Chinese and Native Americans all incorporated crystals into their spiritual and healing practices.