Color: silvery
State at 25°C: solid
Density (g/cm3): 15.37
Hardness (Mohs): No data
Melting Point (K): 1873.2
Boiling Point (K): 4500
Heat of Fusion (kJ/mol): 16.7
Heat of Vaporization (kJ/mol): 481
Heat of Atomization (kJ/mol): 527
Therm. Conductivity (J/m sec K): No data
Elec. Conductivity (1/mohm cm): No data
Abundance, Solar System: No data
Abundance, Earth's Crust: -5.9
Pure Cost ($/100g):  
Bulk Cost ($/100g):  
Source: Synthetic (U-235 decay)