Alexandrite and Chrome Diopside Physical Properties

Alexandrite

Chrome Diopside

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.69-3.813.22-3.40

1 7.18

1.5 Fracture

Not Available

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

1,1 ; 3,2.

1,2 prismatic.

1.7 Mohs Hardness

8.55-6

2 10

1.8 Chemical Composition

BeAl ₂ O ₄

(Ca,Cr)MgSi 2O 6Gemdat.org , Management Team (2012)

Alexandrite and Chrome Diopside Chemical Formula

While comparing Alexandrite and Chrome 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 Alexandrite and Chrome Diopside chemical formula.

Chemical formula of Alexandrite- BeAl ₂ O ₄
Chemical formula of Chrome Diopside- (Ca,Cr)MgSi 2O 6Gemdat.org , Management Team (2012)

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Alexandrite and Chrome Diopside Specific Gravity

Another important criteria for qualitative analysis of gemstones is Alexandrite and Chrome Diopside Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Alexandrite and Chrome Diopside Optical Properties during the identification of gemstone. Specific gravity of Alexandrite is 3.22-3.40 whereas that of Chrome Diopside is 3.22-3.40.