Template:Jadeite

From The Gemology Project
Jump to: navigation, search
Jadeite
Chemical composition NaAl(SiO3)2
Crystal system Monoclinic
Habit Polycrystalline
Fracture Flintery
Hardness 6.5 -7
Specific gravity 3.30 - 3.37
Lustre Greasy to vitreous