Source Material is the Uranium or Thorium ores mined from the Earth. Source material is defined in 10 CFR 20.1003 as "(1) Uranium, or thorium or any combination of uranium and thorium in any physical or chemical form; or (2) Ores that contain, by weight, one-twentieth of 1 percent (0.05 percent), or more, of uranium, thorium, or any combination or uranium and thorium. Source material does not include special nuclear material."