Melting Point 1410 °C
 Boiling Point 2300 °C(lit.)
 Water Solubility insoluble
 Density 6.65 g/mL at 25 °C(lit.)
 Storage Temp Store in a tightly closed container. Store in a cool, dry, well-ventilated area away from incompatible substances.
 Flash Point -
 Stability Stable under normal temperatures and pressures.
 Appearance Pale purple powder
 Refractive Index -