Jadeite and Afghanite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Not Available
Not Available
Specific Gravity
3.28-3.38
2.55-2.65
Fracture
Splintery, UnevenArthur Thomas, Difficult, Fibrous
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle, Conchoidal, Brittle
Cleavage
Good on [110]
Perfect {10 1 0}
Mohs Hardness
6.5-7
5.5-6
Chemical Composition
NaAlSi 2O 6Ulrich Henn and Claudio C.
(Na,Ca,K) 8(Si,Al) 12O 24(SO 4,Cl,CO 3) 3(H 2O)Arthur Thomas , Gemstones (2009)
Jadeite and Afghanite Chemical Formula
While comparing Jadeite and Afghanite physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Jadeite and Afghanite chemical formula.
- Chemical formula of Jadeite- NaAlSi 2O 6Ulrich Henn and Claudio C.
- Chemical formula of Afghanite- (Na,Ca,K) 8(Si,Al) 12O 24(SO 4,Cl,CO 3) 3(H 2O)Arthur Thomas , Gemstones (2009)
Jadeite and Afghanite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Jadeite and Afghanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Jadeite and Afghanite Optical Properties during the identification of gemstone. Specific gravity of Jadeite is 2.55-2.65 whereas that of Afghanite is 2.55-2.65.