... crystal state, Quartet column construction, normally because of the different Country of Origin with the different types and quantity of impurities, resulting in dyed yellow, orange, red ... , metal (spongeZr) and zirconium compounds (zirconium dioxide, zirconium oxychloride, zirconium, sodium fluorozirconate, potassium, zirconium sulfate, etc.). 2012 HOT SELL zirconium sand with good quality