Color: bluish-white
State at 25°C: solid
Density (g/cm3): 6.697
Hardness (Mohs): 3.15
Melting Point (K): 903.94
Boiling Point (K): 1860
Heat of Fusion (kJ/mol): 20
Heat of Vaporization (kJ/mol): No data
Heat of Atomization (kJ/mol): 262
Therm. Conductivity (J/m sec K): 24.4
Elec. Conductivity (1/mohm cm): 25.641
Abundance, Solar System: -0.510
Abundance, Earth's Crust: -0.7
Pure Cost ($/100g): $ 4.50
Bulk Cost ($/100g): $ 0.44
Source: Stibnite (sulfide)