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Austinite
Austinite

Hackmanite
Hackmanite



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Austinite
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Hackmanite

Austinite and Hackmanite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
Easily soluble in cold dilute HCl
-
4.12
Uneven
Good in two directions parallel to the prism faces {110}
4-4.5
CaZn(AsO4)(OH)
 
-
-
-
2.27-2.33
-
Perfect
5.5-6
Na 8Al 6Si 6O 24Cl 2Michael O’Donoghue , Gems, Sixth Edition (2006)

Austinite and Hackmanite Chemical Formula

While comparing Austinite and Hackmanite 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 Austinite and Hackmanite chemical formula.

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Austinite and Hackmanite Specific Gravity

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