Alexandrite and Goldstone Physical Properties

Alexandrite

Goldstone

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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

3.69-3.812.50-2.80

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

1,1 ; 3,2.

None

1.7 Mohs Hardness

8.56

2 10

1.8 Chemical Composition

BeAl ₂ O ₄

Alexandrite and Goldstone Chemical Formula

While comparing Alexandrite and Goldstone 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 Goldstone chemical formula.

Chemical formula of Alexandrite- BeAl ₂ O ₄
Chemical formula of Goldstone- Au

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Alexandrite and Goldstone Specific Gravity

Another important criteria for qualitative analysis of gemstones is Alexandrite and Goldstone Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Alexandrite and Goldstone Optical Properties during the identification of gemstone. Specific gravity of Alexandrite is 2.50-2.80 whereas that of Goldstone is 2.50-2.80.