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Amazonite
Amazonite

Sillimanite
Sillimanite



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Amazonite
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Sillimanite

Amazonite and Sillimanite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.55-2.57
Uneven
2,1 basal ; 2,1 prismatic ; 3,1 pinacoidal
6-6.5
KAlSi3O8
 
Tough
-
-
3.20-3.26
Splintery
{010} perfect
6-7.5
Al 2SiO 5Michael O’Donoghue , Gems, Sixth Edition (2006)

Amazonite and Sillimanite Chemical Formula

While comparing Amazonite 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 Amazonite and Sillimanite chemical formula.

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Amazonite and Sillimanite Specific Gravity

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