Hambergite and Alexandrite Physical Properties

Hambergite

Alexandrite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.33-2.37

3.69-3.81

1.5 Fracture

ConchoidalWalter Schumann, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Metallic

Not Available

1.6 Cleavage

Perfect on {010}, good on {100}

1,1 ; 3,2.

1.7 Mohs Hardness

7.5

8.5

1.8 Chemical Composition

Be 2BO 3(OH)Ulrich Henn and Claudio C.

BeAl ₂ O ₄

Hambergite and Alexandrite Chemical Formula

While comparing Hambergite 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 Hambergite and Alexandrite chemical formula.

Chemical formula of Hambergite- Be 2BO 3(OH)Ulrich Henn and Claudio C.
Chemical formula of Alexandrite- BeAl ₂ O ₄

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Hambergite and Alexandrite Specific Gravity

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