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Jadeite
Jadeite

Sillimanite
Sillimanite



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Jadeite
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Sillimanite

Jadeite and Sillimanite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.28-3.38
Splintery, Fibrous
Good on [110]
6.5-7
NaAlSi 2O 6Ulrich Henn and Claudio C.
 
Tough
-
-
3.20-3.26
Splintery
{010} perfect
6-7.5
Al 2SiO 5Michael O’Donoghue , Gems, Sixth Edition (2006)

Jadeite and Sillimanite Chemical Formula

While comparing Jadeite and Sillimanite 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 Sillimanite chemical formula.

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Jadeite and Sillimanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Jadeite and Sillimanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Jadeite Vs Sillimanite during the identification of gemstone. Specific gravity of Jadeite is whereas that of Sillimanite is .