Alexandrite and Baddeleyite Physical Properties

Alexandrite

Baddeleyite

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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

3.69-3.815.5-6.0

1 7.18

1.5 Fracture

Not Available

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal

1.6 Cleavage

1,1 ; 3,2.

{001} Distinct

1.7 Mohs Hardness

8.56.5

2 10

1.8 Chemical Composition

BeAl ₂ O ₄

ZrO 2Arthur Thomas , Gemstones (2009)

Alexandrite and Baddeleyite Chemical Formula

While comparing Alexandrite and Baddeleyite 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 Baddeleyite chemical formula.

Chemical formula of Alexandrite- BeAl ₂ O ₄
Chemical formula of Baddeleyite- ZrO 2Arthur Thomas , Gemstones (2009)

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Alexandrite and Baddeleyite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Alexandrite and Baddeleyite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Alexandrite and Baddeleyite Optical Properties during the identification of gemstone. Specific gravity of Alexandrite is 5.5-6.0 whereas that of Baddeleyite is 5.5-6.0.