Physical Properties
Some of neodymium's physical properties include the density, crystal structure, color, hardness, elastic properties, and electrical properties. Neodymium has the density 6,800 kg -3. Its crystal structure is hexagonal and the color is a slivery, white. The Brinell hardness of neodymium is -265 MN m-2. Neodymium's elastic properties includes Young's modulus. According to Young's modulus, neodymium is 41 GPa. Young's modulus is measuring the stiffness of an elastic material and is a
quantity used to characterize materials. Neodymium's electrical resistivity is 64.3 10-8 Ω m.