Alexandrite and Chrysotile Physical Properties

Alexandrite

Chrysotile

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

insoluble in water

1.3 Durability

Not Available

1.4 Specific Gravity

3.69-3.812.51-2.63

1 7.18

1.5 Fracture

Not Available

Fibrous

1.6 Cleavage

1,1 ; 3,2.

Not Available

1.7 Mohs Hardness

8.52.5-4.5

2 10

1.8 Chemical Composition

BeAl ₂ O ₄

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

Alexandrite and Chrysotile Chemical Formula

While comparing Alexandrite and Chrysotile 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 Alexandrite and Chrysotile chemical formula.

Chemical formula of Alexandrite- BeAl ₂ O ₄
Chemical formula of Chrysotile- Mg 3(Si 2O 5)(OH) 4Gemdat.org , Management Team (2012)

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Alexandrite and Chrysotile Specific Gravity

Another important criteria for qualitative analysis of gemstones is Alexandrite and Chrysotile Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Alexandrite and Chrysotile Optical Properties during the identification of gemstone. Specific gravity of Alexandrite is 2.51-2.63 whereas that of Chrysotile is 2.51-2.63.