Chrysotile and Sillimanite Physical Properties

Chrysotile

Sillimanite

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1 Physical Properties

1.1 Tenacity

Not Available

Tough

1.2 Solubility

insoluble in water

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.51-2.633.20-3.26

1 7.18

1.5 Fracture

Fibrous

Splintery

1.6 Cleavage

Not Available

{010} perfect

1.7 Mohs Hardness

2.5-4.56-7.5

2 10

1.8 Chemical Composition

Mg 3(Si 2O 5)(OH) 4Gemdat.org , Management Team (2012)

Al 2SiO 5Michael OâDonoghue , Gems, Sixth Edition (2006)

Chrysotile and Sillimanite Chemical Formula

While comparing Chrysotile 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 Chrysotile and Sillimanite chemical formula.

Chemical formula of Chrysotile- Mg 3(Si 2O 5)(OH) 4Gemdat.org , Management Team (2012)
Chemical formula of Sillimanite- Al 2SiO 5Michael OâDonoghue , Gems, Sixth Edition (2006)

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Chrysotile and Sillimanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Chrysotile and Sillimanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chrysotile and Sillimanite Optical Properties during the identification of gemstone. Specific gravity of Chrysotile is 3.20-3.26 whereas that of Sillimanite is 3.20-3.26.