Tectorite is a rare and valuable metal, thet is only known to be found in the Arcus Mountins. It is a light green in color and extremely brittle. Its value comes from its odd property of becoming extremely duriable when mixed with other metals. When tectorite is mixed with Mithril the color of the resulting metal is a light blue. The government of Aragas controles all opperations regarding its mining and use. All Aradones have a small amount of this metal in them.