Pezzotaite and Alexandrite Physical Properties

Pezzotaite

Alexandrite

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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

Not Available3.69-3.81

1 7.18

1.5 Fracture

Not Available

1.6 Cleavage

Not Available

1,1 ; 3,2.

1.7 Mohs Hardness

Not Available8.5

2 10

1.8 Chemical Composition

Not Available

BeAl ₂ O ₄

Pezzotaite and Alexandrite Chemical Formula

While comparing Pezzotaite and Alexandrite 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 Pezzotaite and Alexandrite chemical formula.

Chemical formula of Alexandrite- BeAl ₂ O ₄

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Pezzotaite and Alexandrite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pezzotaite and Alexandrite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pezzotaite and Alexandrite Optical Properties during the identification of gemstone. Specific gravity of Pezzotaite is 3.69-3.81 whereas that of Alexandrite is 3.69-3.81.