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Sillimanite
Sillimanite

Diopside
Diopside



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Sillimanite
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Diopside

Sillimanite and Diopside Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Tough
-
-
3.20-3.26
Splintery
{010} perfect
6-7.5
Al 2SiO 5Michael O’Donoghue , Gems, Sixth Edition (2006)
 
Brittle
-
-
3.22-3.40
Conchoidal
Distinct/good on {110}
5-6
CaMgSi2O6

Sillimanite and Diopside Chemical Formula

While comparing Sillimanite and Diopside 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 Sillimanite and Diopside chemical formula.

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Sillimanite and Diopside Specific Gravity

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