Color: silvery-white
State at 25°C: solid
Density (g/cm3): 7.536
Hardness (Mohs): No data
Melting Point (K): 1345.2
Boiling Point (K): 2073
Heat of Fusion (kJ/mol): 10.9
Heat of Vaporization (kJ/mol): 165
Heat of Atomization (kJ/mol): 207
Therm. Conductivity (J/m sec K): 13.3
Elec. Conductivity (1/mohm cm): 11
Abundance, Solar System: -0.588
Abundance, Earth's Crust: 0.8
Pure Cost ($/100g): $ 130.00
Bulk Cost ($/100g):  
Source: Monazite (phosphate), bastnaesite