Zirconium Oxide (Cubic): Properties, Synthesis, and Applications Introduction Zirconium oxide (ZrO²), commonly known as zirconia, can crystallize in several phases, including monoclinic, tetragonal, and cubic. The cubic phase of zirconium oxide is particularly important due to its distinct properties and applications. Known for its high stability, toughness, and optical properties, cubic zirconia plays a vital...