The room temperature resistivity of ZrN is 12.0 μΩ·cm, the temperature coefficient of resistivity is 5.6·10-8 Ω·cm/K, the superconducting transition temperature is 10.4 K, and the relaxed lattice parameter is 0.4575 nm. The hardness of single-crystal ZrN is 22.7±1.7 GPa, and the elastic modulus is 450 GPa. ZrN grown by physical vapor deposition (PVD) is a light golden color similar to elemental gold.