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One of the rare earth elements, yttrium is found in nearly all rare earth minerals. It is also quite prevalent in lunar rock samples. Yttrium is a lustrous, silvery-to-dark gray metal that darkens with exposure to light. It's solid form is relatively stable in air.
|Property Name||Property Value||Property Name||Property Value|
|CAS #||7440-65-5||Covalent Radius||1.62Angstroms|
|Electrical Resistivity @ 298°C||59.6µΩ-cm|
|Melting Point||1522°C||Crystal Structure||Hexagonal|
|Density||4.47g/cm3||Thermal Neutron Cross Section||1.27barns/atom|
|Themal Conductivity||0.035cal/cm2/cm/s/°C||Magnetic Moment||0.67Bohr magnetons|
|Specific Heat @ 27°C||0.071cal/g°C||Magnetic Susceptibility||191x10-6emu/mole|
|Heat of Fusion||2.7k-cal/g-atom||Tensile Strength||22,00psi|
|Heat of Vaporization||93k-cal/g-atom||Yield Strength||9,700psi|
|Atomic Volume||19.8W/D||Transformation Temperature||1479°C|
|First Ionization Energy||152K-cal/g-mole|