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Opal Ethiopia
Opal Ethiopia

Alexandrite
Alexandrite



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Opal Ethiopia
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Alexandrite

Opal Ethiopia and Alexandrite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
Not Available3.69-3.81
Amber
1 7.18
1.5 Fracture
Not Available
Not Available
1.6 Cleavage
Not Available
1,1 ; 3,2.
1.7 Mohs Hardness
5.5-6.58.5
Amber
2 10
1.8 Chemical Composition
Not Available
BeAl 2 O 4

Opal Ethiopia and Alexandrite Chemical Formula

While comparing Opal Ethiopia 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 Opal Ethiopia and Alexandrite chemical formula.

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  • Chemical formula of Alexandrite- BeAl 2 O 4

Opal Ethiopia and Alexandrite Specific Gravity

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