Natural zircon is noteworthy for its high refractive index and excellent fire. In fact zircon has a higher refractive index than sapphire and ruby. Zircon also has impressive fire, with a dispersion rating nearly as high as diamond. Zircon is found in a range of colors, including blue, red, pink, orange, honey, green and white.
How much is zircon worth? The value of natural zircon varies greatly depending on size, quality and color.