Copper and Alexandrite Physical Properties

Copper

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

Hackly Jagged, torn surfaces, (e.g. fractured metals)., torn surfaces, (e.g. fractured metals).

Not Available

1.6 Cleavage

None

1,1 ; 3,2.

1.7 Mohs Hardness

2.58.5

2 10

1.8 Chemical Composition

BeAl ₂ O ₄

Copper and Alexandrite Chemical Formula

While comparing Copper 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 Copper and Alexandrite chemical formula.

Chemical formula of Copper- Cu
Chemical formula of Alexandrite- BeAl ₂ O ₄

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Copper and Alexandrite Specific Gravity

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