abundance_earths_crust=ppm abundance_human=ppb abundance_sun=ppm abundance_universe=ppm atomic_mass=u brinell_hardness=MPa bulk_modulus=GPa critical_material=% curie_temperature=K density=g/cm³ electrical_conductivity=µS/m electrical_resistivity=Ω.m electronegativity= enthalphy_of_fusion=kJ/mol enthalphy_of_vapourisation=kJ/mol heat_capacity=J/mol.K magnetic_susceptibility= poissons_ratio= radius=pm shear_modulus=GPa speed_of_sound=m/s temperature=K thermal_conductivity=W/m.K thermal_expansion=µm/m.K valence_electronPotential= vickers_hardness=MPa youngs_modulus=Pa