Zirconium boride is a chemical compound made of zirconium and boron, known for its high melting point and hardness. It is often used in applications requiring materials that can withstand extreme temperatures and wear, such as in cutting tools and aerospace components. This compound typically appears as a gray or black powder and is a member of the transition metal borides family. Its unique properties make it valuable in various industrial processes, including the production of ceramics and as a refractory material in high-temperature environments.