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Hackmanite
Hackmanite

Star Sapphire
Star Sapphire



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Hackmanite
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Star Sapphire

Hackmanite and Star Sapphire Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.27-2.33
-
Perfect
5.5-6
Na 8Al 6Si 6O 24Cl 2Michael O’Donoghue , Gems, Sixth Edition (2006)
 
-
-
-
3.90-4.05
-
None
-9999
Al 2O 3Ulrich Henn and Claudio C.

Hackmanite and Star Sapphire Chemical Formula

While comparing Hackmanite and Star 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 Star Sapphire chemical formula.

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Hackmanite and Star Sapphire Specific Gravity

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