Color: silvery-white
State at 25°C: solid
Density (g/cm3): 9.84
Hardness (Mohs): No data
Melting Point (K): 1929.2
Boiling Point (K): 3600
Heat of Fusion (kJ/mol): 19.2
Heat of Vaporization (kJ/mol): 414
Heat of Atomization (kJ/mol): No data
Therm. Conductivity (J/m sec K): 16.4
Elec. Conductivity (1/mohm cm): 16.7
Abundance, Solar System: -1.435
Abundance, Earth's Crust: -0.3
Pure Cost ($/100g): $6,900.00
Bulk Cost ($/100g):  
Source: Monazite (phosphate), bastnaesite