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Hackmanite
Hackmanite

Kashmir sapphire
Kashmir sapphire



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Hackmanite
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Kashmir sapphire

Hackmanite and Kashmir sapphire Physical Properties

Physical Properties

Tenacity

-
-

Solubility

-
-

Durability

-
-

Specific Gravity

2.27-2.33-9999
1 7.18
👆🏻

Fracture

-
-

Cleavage

Perfect
None

Mohs Hardness

5.5-6-9999
2 10
👆🏻

Chemical Composition

Na 8Al 6Si 6O 24Cl 2Michael O’Donoghue , Gems, Sixth Edition (2006)
Al2O3

Hackmanite and Kashmir sapphire Chemical Formula

While comparing Hackmanite and Kashmir 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 Hackmanite and Kashmir sapphire chemical formula.

  • Chemical formula of Hackmanite- Na 8Al 6Si 6O 24Cl 2Michael O’Donoghue , Gems, Sixth Edition (2006)
  • Chemical formula of Kashmir sapphire- Al2O3

Hackmanite and Kashmir sapphire Specific Gravity

Another important criteria for qualitative analysis of gemstones is Hackmanite and Kashmir sapphire Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hackmanite and Kashmir sapphire Optical Properties during the identification of gemstone. Specific gravity of Hackmanite is whereas that of Kashmir sapphire is .