... construction, normally because of the different Country of Origin with the different types and quantity of impurities, resulting in ... processing. Their theoretical compositions are ZrO2 and SiO2, and a small amount of Fe2O3, CaO, Al2O3, and other impurities, theoretically ... oxychloride, zirconium, sodium fluorozirconate, potassium, zirconium sulfate, etc.). High quality Zirconium Sand with best price