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Austinite
Austinite

Hauyne
Hauyne



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Austinite
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Hauyne

Austinite and Hauyne Physical Properties

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Physical Properties

Tenacity

Brittle
Brittle

Solubility

Easily soluble in cold dilute HCl
Gelatinises in acids

Durability

-
-

Specific Gravity

4.122.4-2.5
1 7.18
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Fracture

Uneven
Uneven, Conchoidal

Cleavage

Good in two directions parallel to the prism faces {110}
Distinct on {110}

Mohs Hardness

4-4.55-6
2 10
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Chemical Composition

CaZn(AsO4)(OH)
(Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2

Austinite and Hauyne Chemical Formula

While comparing Austinite and Hauyne 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 Hauyne chemical formula.

  • Chemical formula of Austinite- CaZn(AsO4)(OH)
  • Chemical formula of Hauyne- (Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2

Austinite and Hauyne Specific Gravity

Another important criteria for qualitative analysis of gemstones is Austinite and Hauyne Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Austinite and Hauyne Optical Properties during the identification of gemstone. Specific gravity of Austinite is 2.4-2.5 whereas that of Hauyne is 2.4-2.5.