Color: silvery-white
State at 25°C: solid
Density (g/cm3): 6.973
Hardness (Mohs): No data
Melting Point (K): 1097.2
Boiling Point (K): 1700
Heat of Fusion (kJ/mol): 9.2
Heat of Vaporization (kJ/mol): 159
Heat of Atomization (kJ/mol): 152
Therm. Conductivity (J/m sec K): 34.9
Elec. Conductivity (1/mohm cm): 35.7
Abundance, Solar System: -0.606
Abundance, Earth's Crust: 0.5
Pure Cost ($/100g): $ 530.00
Bulk Cost ($/100g):  
Source: Monazite (phosphate), bastnaesite