The characteristics of materials marketed as “unicorn stone” vary widely due to the lack of a standardized geological definition. These stones, often dyed and treated chalcedony or quartzite, are typically marketed for their perceived metaphysical qualities, such as promoting emotional balance and enhancing creativity. A common example features a pastel-colored, swirled appearance achieved through artificial coloration.
The appeal of these materials stems largely from the association with the mythical unicorn and the symbolic meanings attributed to it, including purity, grace, and magic. While lacking scientific basis for purported healing properties, their vibrant hues and unique patterns make them popular in jewelry and ornamental objects. Historically, chalcedony and quartz varieties have been utilized for decorative and practical purposes across various cultures, although the modern “unicorn stone” designation is a relatively recent commercial development.