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Sillimanite
Sillimanite

Actinolite
Actinolite



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Sillimanite
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Actinolite

Sillimanite and Actinolite 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)
 
-
-
-
3.00
Uneven, Splintery
perfect along {110}.
5-6
Ca 2(Mg,Fe) 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.

Sillimanite and Actinolite Chemical Formula

While comparing Sillimanite and Actinolite 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 Actinolite chemical formula.

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Sillimanite and Actinolite Specific Gravity

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