Impuphu emhlophe okanye etyheli kancinci, emnandi neyityhefu enobunzima obuthile be-6.1 kunye ne-refractive index 2.25. Ayinakunyibilika emanzini, kodwa inokunyibilika kwi-hydrochloric acid kunye ne-nitric acid. Ijika ibe ngwevu & mnyama kwi-200℃ ijika ibe tyheli kwi-450℃, kwaye inokuncitshiswa kakuhle. Yi-antioxidant kwaye isebenza kakuhle ekuchaseni imisebe ye-ultraviolet kunye nokwaluphala.