Color: white
State at 25°C: solid
Density (g/cm3): 11.78
Hardness (Mohs): No data
Melting Point (K): 2023.2
Boiling Point (K): 5123
Heat of Fusion (kJ/mol): 16.1
Heat of Vaporization (kJ/mol): 513.7
Heat of Atomization (kJ/mol): 576
Therm. Conductivity (J/m sec K): 54
Elec. Conductivity (1/mohm cm): 76.923
Abundance, Solar System: -1.475
Abundance, Earth's Crust: 1
Pure Cost ($/100g):  
Bulk Cost ($/100g):  
Source: Monazite (phosphate), U extraction