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Vermeil
Vermeil

Sillimanite
Sillimanite



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Vermeil
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Sillimanite

Vermeil and Sillimanite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
-
-
-9999
-
 
Tough
-
-
3.20-3.26
Splintery
{010} perfect
6-7.5
Al 2SiO 5Michael O’Donoghue , Gems, Sixth Edition (2006)

Vermeil and Sillimanite Chemical Formula

While comparing Vermeil 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 Vermeil and Sillimanite chemical formula.

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Vermeil and Sillimanite Specific Gravity

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