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Opal Ethiopia
Opal Ethiopia

Sapphire
Sapphire



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Opal Ethiopia
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Sapphire

Opal Ethiopia and Sapphire Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
insoluble
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
Not Available3.95-4.03
Amber
1 7.18
1.5 Fracture
Not Available
Uneven, Uneven, Gems, Sixth Edition (2006)
1.6 Cleavage
Not Available
None, but may exhibit parting
1.7 Mohs Hardness
5.5-6.59
Amber
2 10
1.8 Chemical Composition
Not Available
Al 2 O 3

Opal Ethiopia and Sapphire Chemical Formula

While comparing Opal Ethiopia and Sapphire 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 Sapphire chemical formula.

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  • Chemical formula of Sapphire- Al 2 O 3

Opal Ethiopia and Sapphire Specific Gravity

Another important criteria for qualitative analysis of gemstones is Opal Ethiopia and Sapphire Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Opal Ethiopia and Sapphire Optical Properties during the identification of gemstone. Specific gravity of Opal Ethiopia is 3.95-4.03 whereas that of Sapphire is 3.95-4.03.