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Sapphire
Sapphire

Weloganite
Weloganite



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Sapphire
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Weloganite

Sapphire and Weloganite Physical Properties

Physical Properties

Tenacity

-
-

Solubility

insoluble
-

Durability

-
-

Specific Gravity

3.95-4.033.20-3.22
1 7.18
👆🏻

Fracture

Uneven
Conchoidal

Cleavage

None, but may exhibit parting
Perfect on pseudo {0001}

Mohs Hardness

93
2 10
👆🏻

Chemical Composition

Al 2 O 3
Na2SrZrSi6O17(OH)3·3H2O

Sapphire and Weloganite Chemical Formula

While comparing Sapphire and Weloganite 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 Sapphire and Weloganite chemical formula.

  • Chemical formula of Sapphire- Al 2 O 3
  • Chemical formula of Weloganite- Na2SrZrSi6O17(OH)3·3H2O

Sapphire and Weloganite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sapphire and Weloganite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sapphire and Weloganite Optical Properties during the identification of gemstone. Specific gravity of Sapphire is 3.20-3.22 whereas that of Weloganite is 3.20-3.22.