SCP-ZrO2 (gem-grade zirconia) has high purity and is mainly used for making cubic zirconia crystal (artificial gems), and as additive for optical glass and fibre with high index of refraction.

• 具有高纯度，是制造立方氧化锆晶体（人造宝石）的主要原材料，也用作高折射光学玻璃和光学纤维的添加剂。