1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.2 Specific Gravity
2.90-3.382.58-2.64
1
7.18
2.8 Fracture
Gemstones of the world (2001), Difficult, Splintery
Gems, Sixth Edition (2006)
2.9 Cleavage
2.10 Mohs Hardness
2.15 Chemical Composition
Nephrite: Ca2(Mg,Fe)5Si8O22(OH)2 Jadeite: NaAlSi2O6
SiO2 (with a high level of nickel impurities )